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.

Replacement front seal 141mm, 314mm and 2.3L G2 drive snouts
Whipple 1600A, 1600AR, 1600AX, R1600, 2300A, 2300AX front case
JB Performance Supercharger Oil with Stage 3 Technology 8 ounce bottle. 