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Classic Car "ZDDP" High Zinc 10W30 Synthetic

High-Zinc & Phosphorous  Oils 10W30 for older carsAMSOIL Z-ROD 10W-30 Synthetic Motor Oil (ZRT)

AMSOIL Z-ROD™ Synthetic Motor Oil is specially engineered for classic and high-performance vehicles. It features a high-zinc formulation to prevent wear on flat-tappet camshafts and other critical engine components, along with a proprietary blend of rust and corrosion inhibitors for added protection during long-term storage. Z-ROD Synthetic Motor Oil is designed to perform on the street and protect during storage.

AMSOIL, the leader in automotive synthetic lubrication, produced the world’s first API-qualified synthetic motor oil in 1972. Trust the extensive experience of AMSOIL, The First in Synthetics®, to do the best job protecting your engine.

Package sizes include:
Single Quart Bottles
12 Quart Cases

This is the product I am now using n my 1983 AMC Eagle along with the BMK-21 By-Pass kit. If not for AMSOIL this motor would no longer be running. Multiple oil analysis has shown due to past "Vast" deposits (prior owner), have created quite an acidic condition (link) which only a well blended synthetic oil could offset and handle for a longer time.
I have noticed oil consumption and blow-by have decreased with this oil. I have been using the AMSOIL ZRT High-Zinc oil all winter here in South Dakota with excellent results.

 

Download this printable PDF - Data Sheet on the Z-Rod 10W30

Buy Amsoil ZROD High Zinc Synthetic 10W30 In the Online Store Now

 

Look up your vehicle's filters, capacities, plugs, wires, wipers and Transmission/Drivetrain Fluids.

 

Protects Flat-Tappet Cams
The lifters and cam lobes on flat-tappet camshafts common to classic and high performance vehicles slide rapidly against one another, producing high friction and heat. The friction between the two components can eventually wear down the cam and affect valve operation, ultimately resulting in lost engine power and reduced efficiency. In addition, these areas are splash-lubricated rather than pressure lubricated like other areas of the engine, which adds extra strain on anti-wear additives like the zinc and phosphorus in zinc dialkyldithiophosphate (ZDDP).

AMSOIL Z-ROD Synthetic Motor Oil is formulated with high levels of ZDDP to protect flat-tappet cams, lifters, rockers and other areas susceptible to wear. Its high-zinc, high-phosphorus formulation provides the extra wear protection these critical splash-lubricated components require.

Provides Long-Term Protection from Rust & Corrosion
AMSOIL Z-ROD Synthetic Motor Oil is formulated with a unique blend of rust and corrosion inhibitors to ensure maximum protection during long-term storage. To prove its effectiveness, AMSOIL submitted Z-ROD Synthetic Motor Oil to the Standard Test Method for Rust Protection in the Humidity Cabinet (ASTM D-1748). This test evaluates the rust-preventative properties of oil under high-humidity conditions, similar to those faced by a covered hot rod in a damp garage. The metal coupon treated with AMSOIL Z-ROD Synthetic Motor Oil showed no signs of oxidation after 192 hours, while the coupon treated with a leading competitor’s product failed the test after 24 hours.

APPLICATIONS
AMSOIL Z-ROD Synthetic Motor Oil is recommended for older or modified engines requiring either 10W-30 or 20W-50 motor oil. Z-ROD Synthetic Motor Oil meets API SL and earlier specifications, allowing for increased levels of anti-wear additives. ZDDP levels in Z-ROD Synthetic Motor Oil exceed the limits of API SM and newer specifications.

COMPATIBILITY
AMSOIL Z-ROD Synthetic Motor Oils are compatible with conventional and other synthetic motor oils. Mixing AMSOIL Z-ROD Synthetic Motor Oils with other oils, however, will shorten the oil’s life expectancy and reduce the performance benefits. Aftermarket oil additives are not recommended for use with AMSOIL Z-ROD Synthetic Motor Oils.

SERVICE LIFE
Because engines in classic cars, hot rods and other performance vehicles are generally modified, a universal oil drain interval recommendation for these applications cannot be given. Responsibility for determining the drain interval duration rests with the owner. As a general service guideline, the maximum drain interval for Z-ROD Synthetic Motor Oil should not exceed 5,000 miles or one year, whichever comes first. In heavily modified engines (e.g. forced induction, nitrous) the maximum drain interval should not exceed 3,000 miles or one year, whichever comes first.

HEALTH & SAFETY
This product is not expected to cause health concerns when used for the intended application and according to the recommendations in the Material Safety Data Sheet (MSDS). An MSDS is available via the Internet at www.amsoil.com or upon request at (715) 392-7101. Keep Out of Reach of Children. Don’t pollute. Return used oil to collection centers.

For warranty information, visit www.amsoil.com/warranty.aspx.

 

Need a hevier weight? Use the AMSOIL AMO 10W40 for the 40WT high Znc ZDDP version. AMSOIL's first product in fact.

 

Amsoil's revised Technical Service Bullitin regarding the Zinc and Phosphorus levels in other AMSOIL products.

 

 

 

Typical Technical Properties

AMSOIL Z-ROD 10W-30 Synthetic Motor Oil (ZRT)

Kinematic Viscosity @ 100°C, cSt (ASTM D-445)

11.8

Kinematic Viscosity @ 40°C, cSt (ASTM D-445)

72.5

Viscosity Index (ASTM D-2270)

157

High Temperature/High Shear Viscosity
@ 150°C, 1.0 X 106 s.-1), cP (ASTM D5481)

3.6

Flash Point °C (°F) (ASTM D-92)

234 (453)

Fire Point °C (°F) (ASTM D-92)

248 (478)

Pour Point °C (°F) (ASTM D-97)

-45 (-49)

Noack Volatility, % weight loss (g/100g) (ASTM D-5800)

5.2%

Four Ball Wear Test (ASTM D-4172B @ 40 kg, 75°C, 1200 rpm, 1 hr), Scar, mm

0.36

Total Base Number

9.0

 

 

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