Walter Vdrives-Prime Guard 15W-40
PG1540QT
Prime Guard SAE 15W-40 Heavy Duty Engine Oil is specifically engineered for heavy duty diesel and gasoline engines operating under most service conditions. It contains a unique blend of detergents, dispersants, antioxidants, friction modifiers and viscosity improvers to provide superior performance and protection.
Benefits Include:
Reduces friction to extend engine life and improve fuel economy
Neutralizes and disperses combustion by-products to prevent harmful deposits
Excellent low temperature flow properties to speed cold starts
High film strength stand up to high temperature load conditions
this is recommended and used in all models of Waltver Vdrives used in Malibu/Axis models boats with an Indmar powertrain. see below for reference.
Indmar V:
Use ATF front (shifting portion) 872020 & this 50W synthetic in the V-drive.
ZF Transmissions:
Use this ATF for both the Vdrive and Transmission.
Walter Vdrive:
Will not use this and all previous SAE 30 weight will supersede and require 15W-40
Note:!!! See your owner's manual for specific amounts needed for your unit and inspect the model before ordering. See below for reference if needed.
94-02 Malibu Models with Indmar Engine

03-05 Malibu Models with Indmar Engine

06-09 Malibu/Axis Models with Indmar Engine

10-15 Malibu/Axis Models with Indmar Engine

16-17 Malibu Models with Indmar Engine

18-19 Malibu Models with Indmar Engine
