Description
Head unit only rebuild kit for Kenne Bell, Autorotor, Opcon, Whipple OA-3133 1.33L, OA-3150 1.5L G3.
Includes the following parts:
- Quantity 2 SKF front rotor bearings.
- Quantity 2 JB Performance PTFE front rotor seals.
- Quantity 4 Rear rotor bearings.
- Quantity 2 SKF rear rotor seals.

Drive snout seal retaining ring
Front entry drive pass thru needle bearing 17mm x 27.5mm x 23.4mm
Kenne Bell/Opcon-Autorotor 1.5L OA-3150 SR4 Supercharger Head Unit 