top of page


10W-30, 10W-40 & 20W-50






AMSOIL Z ROD 10W30 is a premium synthetic motor oil with zinc specifically designed for vintage, classic and hot rod vehicles. Its distinctive formula offers unparalleled engine protection, combating wear and reducing the risk of corrosion. It maintains excellent oil viscosity under varying temperatures, ensuring a consistently smooth performance.  Regardless of hitting the road or showcasing your vintage vehicle, Z-ROD 10W30 offers optimal care for your engine, enhancing its longevity and performance. It's the ideal choice for those seeking the perfect blend of tradition and modern technology in engine care. Get it today for your DIY oil change. Key points to think about when looking at your next oil change are:

  • Designed specifically for classic vehicles.

  • Aids in maintaining horsepower.

  • Contains a high-zinc formula that safeguards vital parts like flat-tappet cams, lifters, rockers, and other critical components.

  • Offers protection against rust when the vehicle is in storage.




This 10W40 oil is a superior quality synthetic motor oil with zinc is crafted for vintage, classic and hot rod vehicles. Offering excellent protection against engine wear and corrosion, it helps maintain your engine's efficiency and longevity. This oil ensures stable viscosity even under extreme temperatures, guaranteeing smooth engine performance at all times. Whether your vintage vehicle is a road warrior or a trophy on display, AMSOIL Z ROD 10W40 caters to its unique needs with unmatched dedication. Choose this exceptional oil for the perfect balance between classic care and modern innovation in engine maintenance. Key points to take into consideration, with regard to the benefits of synthetic oil containing high zinc are:

  • Crafted specifically for the needs of classic vehicles.

  • Contributes to the preservation of horsepower.

  • Utilizes a high-zinc formula to defend essential components such as flat-tappet cams, lifters, rockers, and more.

  • Provides rust protection during periods of storage.




AMSOIL Z ROD 20W50 is an expertly engineered synthetic motor oil with high zinc, designed specifically for vintage, classic and hot rod vehicles. It offers comprehensive engine protection against wear and corrosion, ensuring your vintage vehicle operates at peak efficiency. This oil maintains a stable viscosity under high temperatures, promoting smooth and consistent engine performance. Whether your classic beauty is in regular use or adored as a showpiece, This 20W50 motor oil provides the exceptional care it deserves. It's the ideal choice for those wanting a blend of traditional values and modern technology in engine protection and performance. Key points to look at for your next service oil change are:

  • Specially designed for classic vehicles.

  • Assists in keeping horsepower levels.

  • Employs a high-zinc formula to shield key parts like flat-tappet cams, lifters, rockers, and other vital components.

  • Ensures protection against rust while the vehicle is stored.



To further highlight the benefits of this product, it offers specially designed solutions for vintage, classic and hot rod vehicles with the option of AMSOIL Z ROD 10W30, AMSOIL Z ROD 10W40, and AMSOIL Z ROD 20W50. Each oil viscosity is designed to meet specific requirements based on the nature of your vehicle engine and driving conditions, and is considered by many as the best synthetic oil for older cars. This exceptional Z ROD Oil delivers outstanding protection from wear and tear, specifically targeting the needs of your engine, including situations where an engine rebuild was necessary. It safeguards against corrosion during inactivity, a common concern for street side classics and classic car collectors. Regardless of whether you are looking for a classic autotrader, or own a collector's classic, a vintage car, old classic cars or a hot rod high-performance car, the Z ROD line up ensures long-term engine health and excellent performance.

AMSOIL Z ROD Motor Oil is a high-quality lubricant specially created for vintage, classic and hot rod vehicles. Its high zinc motor oil formula is crafted to reduce corrosion and wear that often impact older engines, offering superior protection especially during periods of inactivity. It further provides superior lubrication for increased engine performance, reducing friction and heat. Z-ROD's proprietary blend also excels in maintaining oil viscosity under extreme temperatures, ensuring stable operation. Along with these standout benefits, this synthetic engine oil with zinc offers unparalleled oxidative stability, preventing the build-up of sludge and deposits that can degrade engine efficiency and lifespan. Thus, this motor oil becomes a reliable choice, whether changing engine oil on your own antique cars, a collector's classic, an old muscle car like a Shelby Daytona, or a modified hot rod vehicle, securing longevity and maximizing your car's potential is worth Z-ROD! Become an AMSOIL Preferred Customer and get up to 25% off on your order!


AMS OIL Classic Car

AMSOIL Z ROD Motor Oil is a lubricant specifically tailored for vintage, classic and hot rod vehicles. Available in multiple variations such as AMSOIL Z ROD 10W30, AMSOIL Z ROD 10W40, and AMSOIL Z ROD 20W50, this oil covers the entire spectrum of your car's needs, becoming an essential element for car enthusiasts and collectors alike. But what makes this Z Rod Oil so unique? Here are five key benefits of using this exceptional lubricant.

1. Superior Engine Protection:

Z Rod synthetic oil provides superior engine protection. Designed with a unique formula, it minimizes the wear and tear that older engines typically face. The oil shields vital engine parts, such as the crankshaft and piston, reducing the chance of unexpected breakdowns and ensuring smoother rides in your street side classics, whether a vintage car or classic cars and pickup trucks. Regardless of whether your classic beauty is regularly hitting the road, sitting as a showpiece or in a muscle car race, it offers consistent protection, keeping the heart of your vehicle in prime condition.

2. Exceptional Corrosion Resistance:

Expertly crafted, the Z ROD Motor Oil to resist corrosion, especially during periods of inactivity. Classic cars often spend more time stationary than on the road. In such cases, moisture and other corrosive elements can create havoc in the engine. But with Z ROD, your engine gets a protective shield, mitigating rust and maintaining the pristine condition of your vehicle's internals. It adds an extra layer of security to your classic ride, safeguarding your precious investment.

3. Heat and Temperature Stability:

Heat stability and consistent oil viscosity play a vital role in the longevity of your vehicle's engine. AMS OIL Z-ROD variants such as 10W30, 10W40, and 20W50, are engineered to perform optimally in various temperature conditions. They maintain their oil thickness and consistency regardless of the heat, ensuring stable lubrication and cooling for your engine. This oil is resilient under the hood, keeping everything running smoothly while you enjoy your ride.

4. Enhanced Engine Performance:

This synthetic engine oil offers more than just protection. It is designed to enhance the performance of your engine, including an engine rebuild. By reducing friction and providing superior lubrication, Z ROD oil ensures that your engine can perform at its best. The smooth flow of this synthetic oil allows the engine parts to work seamlessly, delivering optimal power and performance. Whether you're taking a leisurely afternoon for a city car driving opportunity in your vintage car or putting your Shelby GT500 from 1967 to the street racers test, you can rely on AMS OIL Z ROD to deliver an outstanding driving experience. Choose this for your next oil ch today!

5. Reduction in Sludge and Deposit Build-up:

The Z ROD series excels in keeping your engine clean. One of the main issues that affect engine performance and lifespan is the build-up of sludge and deposits. The synthetic motor oil's unique formulation helps prevent these harmful build-ups. It maintains a clean environment within your engine, promoting better performance and prolonging engine life. Just like Signature Series and XL motor oil, Z-ROD is excellent in this area of engine care and performance.

This product is more than just a standard lubricant for your vehicle. It's a comprehensive solution that offers superior engine protection, exceptional corrosion resistance, excellent heat and temperature stability, enhanced performance, and effective reduction in sludge and deposit build-up. This makes it a preferred choice for those who want nothing but the best for their vintage car or classic cars like the popular Aston Martin DB3 and the Shelby Daytona to name a couple.

Choosing the right oil for your vehicle can have a significant impact on its performance and longevity. If you're a classic car enthusiast or own a hot rod car, choosing a synthetic engine oil like Z-ROD can make all the difference. It's not just about maintaining your vehicle; it's about celebrating it! Order this for your next service oil change appointment!



This specially crafted formula, a high-performance classic car oil, combines synthetic base oils and high-quality additives to provide exceptional protection and performance. With its unique anti-wear additives, this motor oil safeguards crucial engine components from damage, ensuring long-lasting durability, and is a perfect oil for old cars. Engineered to withstand extreme temperatures and stress, AMSOIL Z ROD Motor Oil, available in 10W30, 10W40 and 20W50, delivers reliable lubrication even under intense conditions. With its remarkable film strength and anti-foam properties, this classic car motor oil guarantees excellent protection during demanding operations. For enthusiasts and collectors, AMSOIL Z ROD is the ultimate choice to keep their vehicles running at peak performance. Z ROD oil is a truly synthetic motor oil engineered for vintage, classic and hot-rod cars and trucks! 

Further, this advanced synthetic motor oil offers an ideal choice for enthusiasts and collectors. It delivers superior wear protection, increased engine cleanliness, and excellent thermal stability. Our most popular is the AMSOIL Z ROD 10W30. The specially formulated zinc/phosphorus anti-wear additives provide outstanding protection for camshafts, lifters, and other high-stress components, reducing the risk of engine damage and ensuring longevity. Its robust detergent and dispersant additives effectively combat deposits and sludge formation, keeping the engine clean and maintaining optimal performance. This synthetic engine oil is engineered to withstand commonly experienced environments in older vintage and classic car engines, providing reliable lubrication under extreme conditions. With its exceptional film strength and anti-foam properties, this product provides excellent protection during high-speed and high-load operations. For vehicle owners seeking top-tier lubrication, Z-ROD oil offers unmatched performance and protection, ensuring their prized machines run at their best! It is considered by many as the best oil for classic cars!

Since Z-ROD Motor Oil is a top-tier lubricant designed as a classic car motor oil, it is available in three applicable viscosities: 10W30, 10W40, and 20W50. These viscosity options provide versatility and allow vehicle owners to choose the ideal oil for their specific engine requirements. Become an AMSOIL Preferred Customer and get up to 25% off on your order!

Z-ROD Motor Oil is a high-performance lubricant designed specifically for classic and high-performance vehicles. With its unique formulation and advanced technology, it offers a range of benefits that help keep engines running smoothly and efficiently.

One of the primary advantages of this synthetic oil is its exceptional wear protection. Classic and high-performance engines often operate under extreme conditions, placing significant stress on critical components like camshafts, lifters, and bearings. The specially formulated zinc/phosphorus anti-wear additives in Z-ROD create a strong protective barrier that minimizes metal-to-metal contact, reducing the risk of premature wear and extending the engine's lifespan. This is particularly crucial in engines with flat-tappet camshafts, as they rely heavily on the anti-wear properties of the motor oil to prevent damage.

In addition to wear protection, this synthetic engine oil offers excellent thermal stability. Classic and high-performance engines generate higher operating temperatures, which can lead to oil breakdown and viscosity loss in conventional oils. Z-ROD Oil is engineered to withstand these elevated temperatures and maintain its protective properties, ensuring consistent lubrication and reducing the chances of engine damage.

Another key benefit is its superior detergent and dispersant additives. These additives effectively combat deposits and sludge formation, keeping the engine clean and promoting optimal performance. Deposits and sludge can impede oil circulation, reduce efficiency, and increase the risk of engine damage. By preventing these issues, this oil helps maintain engine cleanliness, prolongs the life of vital components, and preserves overall engine performance.

This product is available in multiple viscosities, including 10W30, 10W40, and 20W50. This range allows vehicle owners to choose the appropriate viscosity for their specific engine requirements. Thinner viscosities like 10W30 are suitable for colder temperatures, while thicker viscosities like 20W50 provide enhanced protection in hotter climates. By selecting the right viscosity, engine owners can ensure optimal lubrication and protection in varying operating conditions.

Furthermore, Z-ROD demonstrates excellent film strength and anti-foam properties. These qualities are vital for engines that undergo high-speed and high-load operations. The robust film strength ensures a continuous and reliable lubricating film between moving parts, reducing friction and wear. The anti-foam properties prevent the formation of air bubbles in the oil, which can compromise lubrication and lead to engine damage. These features make Z-ROD Motor Oil a suitable choice for classic and high-performance vehicles that demand exceptional performance under demanding conditions.

In summary, this product offers a host of benefits tailored for classic and high-performance engines. Its exceptional wear protection, thermal stability, and detergent capabilities help safeguard vital engine components, reduce deposits, and promote engine cleanliness. With its range of viscosities, this oil ensures optimal lubrication in varying temperature conditions. Its superior film strength and anti-foam properties provide reliable protection during high-speed and high-load operations. By using AMSOIL Z-ROD Oil, vehicle owners can enjoy enhanced performance, extended engine life, and the peace of mind that comes with using a top-tier lubricant in their prized machines. Order this product today and DIY or take it to an oil change near me location, like a Take 5 oil change facility, a Jiffy Lube near me lube shop, a Valvoline instant facility, another oil change services installer or your own motor mechanic. 


There is a unique charm and allure that vintage cars, classic cars, and hot rod cars hold, a charm that captivates the hearts of automobile enthusiasts around the world. However, the careful maintenance and preservation of these magnificent machines is a significant part of owning such treasures. A critical component of this maintenance involves choosing the right motor oil when you're changing engine oil, designed specifically for the unique needs of older engines. AMSOIL (aka. AMS OIL, AM SOIL, AMAOIL, AMDOIL or AMZOIL by customers and those in the industry) produces one such product, known as Z-ROD, that stands out in this respect, offering a host of advantages that are perfectly suited to the demands of these distinguished street side classics.

This product has been engineered with a profound understanding of the intricacies of older classic cars and trucks, specifically their vehicle engines. Its high-zinc formula is at the heart of this design, specifically tailored to protect the flat-tappet cams, lifters, rockers, and other critical older engine components. These elements of an older engine, like the Daytona Shelby coupe, are typically more susceptible to wear due to the heightened friction they encounter. The elevated levels of zinc and phosphorus in this synthetic motor oil serve as a robust defense against such wear, enhancing the engine's durability and prolonging its life. Considering old classic and vintage vehicles may have to rebuild their engines, take a look at the Break-In Oil for the best start to a new or rebuilt engine for your classic car! 

Apart from the significant anti-wear protection, this product also plays a crucial role in retaining horsepower, a real necessity for older engines as well as an engine rebuild. When you rev up the engine of your vintage car or hot rod car, the last thing you want is to experience a dip in performance. This synthetic engine oil has a specialized formulation which helps to preserve and maximize the engine's power output, ensuring that classic cars and trucks maintain strength and vigor over time. This means that whether you're out for a leisurely Sunday drive or making an appearance at a vintage car rally, your street side classics vehicle delivers a performance that matches its timeless appeal.

However, the challenges of maintaining classic cars and trucks extend beyond just driving. These older classic cars often spend considerable time in storage, just like a hot rod garage where street rods are kept to ensure care and longevity, which presents its own set of potential problems that the benefits of synthetic oil come alive. Since these classics only come out of the garage and join their hot rod club counterparts, one of the primary concerns during storage is the risk of rust and corrosion, which can seriously damage the engine. Recognizing this, Z-ROD has been formulated with excellent rust-inhibiting properties. It leaves a protective layer over the older engine components, preventing rust from forming during storage. Thus, even when your vehicle is resting, this synthetic oil is working to ensure that it remains in optimal condition. If you older vehicle is driving more than being stored, take a look at our Premium Protection motor oil line for other options. 

AMSOIL Street Rod


As the engine of a vintage Ford Mustang roars to life, the crowd's collective breath is held in anticipation. This is a scene typical of a classic car show, an event where history, design, and mechanical innovation converge to create a captivating spectacle for car enthusiasts. Central to the spirit and success of these shows is AMSOIL (aka. AMS OIL, AM SOIL, AMAOIL, AMDOIL or AMZOIL by customers and those in the industry), a leading manufacturer of high-performance synthetic motor oil. Their sponsorship has become an integral part of these events, contributing significantly to the preservation and celebration of automotive history.

A classic car show is not just an exhibition; it's a testament to the enduring appeal of automotive design and the relentless pursuit of mechanical excellence. From meticulously restored vintage vehicles to modified hot rods and street side classic car owners, these shows bring together a broad range of vehicles that offer a glimpse into the evolution of the automotive industry.

The company's sponsorship of these events transcends conventional brand promotion; it reflects a deep-seated commitment to preserving automotive heritage. As a manufacturer of high-quality lubricants, the company has been a stalwart supporter of historical car owners, providing them with the essential products needed to keep their beloved vehicles running smoothly.

The relationship between the company and classic auto owners is not one-sided. These car enthusiasts are excellent resources for modifications, restoration techniques, and mechanical tweaks that can optimize the performance and longevity of vintage vehicles. Their expertise in handling these mechanical marvels not only benefits fellow car enthusiasts but also offers valuable insights for the needs of owners, influencing the company's product development and innovation strategies.

Beyond their technical knowledge, these classic car owners embody an inspiring dedication to keeping history alive. They spend countless hours restoring and maintaining their vehicles, honoring the past while showcasing their cars' enduring beauty and function. Classic vehicle shows, therefore, are as much about celebrating this commitment as they are about admiring the vehicles themselves.

The company's sponsorship of these events allows these passionate individuals to share their experiences and knowledge with a broader audience. Their stories of painstaking restorations, daring modifications, and triumphant returns to the road serve as a source of inspiration for both current and aspiring classic car owners. Their involvement ensures that these stories are heard, fostering a sense of community among car enthusiasts and creating opportunities for learning and collaboration.

These car shows also offer an ideal platform for AMSOIL to demonstrate the quality and reliability of its products. The high-performance demands of vintage, classic, and hot rod cars require superior lubrication solutions, and the company is often the go-to choice for many owners. The resilience and performance of these vehicles, upheld by this premium product, offer tangible proof of the brand's commitment to quality and excellence.

In essence, the involvement in these type of car shows is an endorsement of the efforts to keep automotive history alive. Through its sponsorship, the company affirms its commitment to preserving the legacy of the automotive industry, including hot rod car clubs, by supporting the individuals dedicated to this cause, and promoting the values of craftsmanship, quality, and innovation.

Car shows, backed by the company's sponsorship, are not merely nostalgic throwbacks. They serve as a vibrant platform where history is appreciated, knowledge is shared, and the spirit of innovation is kept alive. The passion and dedication of vintage, hot rod and  car owners of classic vehicles, supported by the commitment to quality, help ensure that these events, including hot rod clubs near me, continue to be a thriving tribute to the automobile's past, present, and future.

To conclude, the sponsorship of these historical automotive shows is a powerful synergy of passion, knowledge, and commitment. This unique partnership allows the company to stay true to its dedication to quality and performance while supporting a community that continues to keep automotive history alive. As the curtain lifts at each show, it's clear that their involvement goes beyond simple sponsorship—it is a genuine commitment to preserving a rich and enduring piece of our collective history.

AMSOIL Hot Rod Green


The classic car culture embodies a passion for automotive history, design, and personal expression, with hot rods being a particularly beloved segment. These vintage vehicles, often modified for increased performance and custom aesthetics, represent a unique blend of engineering, art, and nostalgia. Owning and driving a hot rod is not just about transportation; it's about being part of a rich tradition that celebrates the golden era of automobiles. DIY auto restoration projects are popular in this community.

Hot rods are typically characterized by their distinctive modifications. These range from engine upgrades for higher performance to custom paint jobs that reflect the owner's personal style. The culture around these vehicles is deeply rooted in the 1950s and 1960s, but it draws car enthusiasts from all generations. Each hot rod is a rolling piece of history, often representing the pinnacle of American automotive ingenuity and creativity of its time.

The fun of having a hot rod goes beyond mere ownership; it involves an immersive experience of restoration, customization, and maintenance. Enthusiasts often spend hours tinkering in the garage, perfecting every detail of their vehicle. This hands-on involvement creates a deep connection between the owner and the car. There's a profound sense of satisfaction that comes from resurrecting a piece of automotive history and molding it into a personal statement.

Part of the hot rod experience is participating in the vibrant community of like-minded enthusiasts. Classic car shows, meet-ups, and cruises are regular occurrences in the hot rod world. These events provide opportunities to showcase one’s vehicle, exchange tips and stories, and admire the work of others. The camaraderie and shared passion at these gatherings are integral to the classic car culture, creating a sense of belonging and mutual respect among participants.

Maintaining a hot rod requires special attention, particularly when it comes to the engine. Regular oil changes are crucial to keep these vintage engines running smoothly. Many hot rod enthusiasts prefer using high-quality automotive engine oil, such as syn oil or full synthetic oil. Brands like AM SOIL are often favored for their advanced formulations that offer superior protection and performance, especially in older engines that might need extra care.

The choice of oil and oil filter is an important consideration for hot rod owners. Full synthetic oil change is a popular choice due to its superior lubrication properties and ability to withstand high temperatures without breaking down. This is particularly beneficial for modified engines in hot rods, which often run hotter and work harder than their stock counterparts.

Similarly, high-quality oil filters are essential to ensure that any contaminants are efficiently removed from the oil, protecting the engine from wear and maintaining its performance. The price of oil change for a hot rod can vary, depending on the type of oil and filter used and the specific requirements of the vehicle. However, many enthusiasts view this as a worthwhile investment to protect and enhance their prized possession.

Beyond the mechanical aspects, driving a hot rod is an exhilarating experience. The roar of a modified engine, the feel of custom-tuned suspension, and the unique handling characteristics of a classic car offer a driving experience that modern vehicles can't replicate. It’s about enjoying the journey as much as the destination, with every drive offering a sense of adventure and freedom.

Owning a hot rod also involves a commitment to preserving automotive heritage. These vehicles are often lovingly restored and maintained to keep a part of history alive. For many owners, their hot rod is a tribute to a bygone era of automotive design and craftsmanship, and they take great pride in their role as caretakers of these vintage treasures.

In addition to the joy of driving and community involvement, building and maintaining a hot rod offers a valuable educational experience. Many enthusiasts learn a vast array of skills, from mechanical and engineering know-how to bodywork and painting techniques. This knowledge is often shared within the community, helping to keep traditional automotive skills and crafts alive for future generations.

In conclusion, the classic car culture and the world of hot rods offer an enriching and enjoyable experience that goes far beyond the traditional aspects of car ownership. It’s a hobby that combines history, art, engineering, and community, providing a unique and rewarding experience. Whether it's the pursuit of the perfect oil change with synthetic oil from AM SOIL, the thrill of cruising down the road, or the camaraderie found at car shows, the world of hot rods offers endless opportunities for fun, learning, and personal expression. Order this product now and get it installed at a change oil near me location today!

AM SOIL Muscle Car Front View


AMS OIL Classic Muscle Car


AMSOIL Authorized Dealer Logo

The advantages of Z-ROD are not confined to the product alone, but extend to the entire purchase process. Acquiring this product through an Authorized AMSOIL Dealer, like us here at HIGHGRADE Lubricants, offers numerous benefits and opportunity for discount pricing with free shipping. These dealers provide a guarantee of genuine products, ensuring that you get the high-quality oil that your classic car and truck deserves. Furthermore, they bring a wealth of knowledge about the range of motor oils and lubricants, providing invaluable guidance in choosing the right product for your vehicle's specific requirements. Buy this product now and get it installed at a change oil near me facility today!

A significant advantage of buying from a Dealer is the convenience of direct purchasing and delivery to your doorstep. The hassle of locating and physically buying the motor oil is eliminated, replaced by a streamlined process that brings the oil directly to you. This convenience is especially valuable for owners of old vintage cars, old classic cars, and even rat rod vehicles, allowing them to focus on enjoying their cherished automobiles without worrying about the logistics of maintenance supplies. Furthermore, as an Authorized Dealer, we are like having a personalized discount card and customer service representative all in one - we offer the additional benefit of a personalized purchasing experience! When you buy through us, we are committed to understanding your specific needs and providing tailored advice to ensure the best care for your older vehicle based on your identified needs. Create an AMSOIL account and buy now the products you want for your street side classics! Are you an engine builder near me and specialize in classic vehicles? If so, you can get a business account with free shipping and wholesale pricing. Take a look at the installer business account for more information!

In the grand scheme of vintage, classic, and hot rod vehicle maintenance, Z ROD stands out as a leading choice. Its high-zinc formula offers robust protection to critical engine components, helping to extend the lifespan of your cherished vehicle. Its ability to retain horsepower ensures your vehicle's performance remains consistent and impressive, like a Shelby Daytona at a hot rod car club event. The rust protection it offers during storage safeguards your vehicle even when it's not on the road. Combined with the convenience and expert advice offered by a Dealer, this product offers an all-encompassing solution that is truly in tune with the unique needs of classic cars, vintage cars, hot rods and even class car restoration shops and engine rebuilders. Order this product today and DIY or take it to an oil change close to me facility, like a Take Five oil change location, a Jiffy Lube close to me installer, a Valvoline near me facility, another one stop quick lube provider or your own motor mechanic to have it installed professionally. With this oil, you get more than just motor oil; you get a partner dedicated to helping you preserve the legacy of your vintage or classic vehicle.


bottom of page