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.

1.6L, 2.3L, 2.9L, 2300AX, 2300A, 2300R, W3A, AXO, AXM, 1600AX, 100AX, 140AX, 175AX rear gasket
Supercharger oil change kit with Syringe 