Description
Head unit rebuild kit for OA-3133 and OA-3150 superchargers made under many names. This will only fit G1 models. Generation 1 models have a rear bearing with a 47mm OD and a 17mm rear shaft.
To complete a rebuild kit, please choose a corresponding drive snout rebuild kit based on the size of your drive for a full consumable parts kit.
Parts included:
- SKF Front rotor bearings.
- 2 SKF seals.
- 2 SKF Rear rotor bearings.

Bosch Intercooler Pump
Oil fill plug
Whipple Supercharger oil 235ml for 2.9L 175F
Full rebuild kit MP45, MP62, MP90, MP112 with extended drive snout, short shaft
Mercury Marine, B&M, Holley, Weiand Rotor or pulley bolt
Repalcement OA-3150 1.5L Supercharger case 