Maxum4 Classic


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Maxum4 Classic is an exclusive blend of petroleum base stocks and high load anti-wear, anti-shear and liquid moly additives. This formula is designed to handle extreme loads at peak temperatures in high performance air-cooled 4-cycle engines. Maxum4 Classic assures viscosity stability and reduces bearing wear on cams lifters and other critical engine parts. Our proven formula is temperature resistant and delivers optimum engine cleanliness while exceeding manufacturer’s requirements for engine lubrication.


Fortified with liquid moly Reduces friction & engine temperatures
Viscosity stable formula High temperature additive system
Turbo-charged certified Excellent rust protection
Exceeds API SG/CD specs Effective anti-scuff protection

For all air-cooled American Big Twin and water-cooled 4-cycle engines.

Technical Data

SAE Viscosity 50wt 60wt 70wt
Color D 1500 Amber Amber Amber
Gravity A.P.I. 28.2 26.9 26.5
Viscosity SUS @ 100°F 950 1462 1750
Viscosity SUS @ 210°F 91.24 116.1
Viscosity cSt @ 40°C 191.7 276.52 358.2
Viscosity cSt @ 100°C 18.28 23.31 26.44
Pour Point °F -20 15 -30
Flash Point °F 456 535 458
Fire Point °F 565 570 575
Viscosity Index 105 105 105

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