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.

Refurbished gear set fits M45, MP45, M62, MP62
Front polished gear case cover, fits 3133 1.3L, 3150 1.5L 