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.

GT500 2.9L 175AX, 3.3/3.4L 200/210AX Whipple Supercharger to Intercooler Mounting Base Plate
Whipple Supercharger oil 155ml 1.6L (100AX, 1600AX, 1600AR), 2.3L (140AX, W3A, 2300AR, 2300R, 2300AX, 2300AXM, 2300AXO), 175AX 2.9L, 235RF 3.8L
1600A / 2300A Tension/Preload Spring
Replacement oil level indicator - dipstick-default markings
Drain plug
Carbon fiber coupler 17mm thick (Lysholm style)
Whipple Lysholm 2300AR, 2300A, 1600AR, 1600A G2 full direct drive rebuild kit
Whipple 1600A, 1600AR, 1600AX, R1600, 2300A, 2300AX front case
JB Performance Supercharger Oil with Stage 3 Technology 8 ounce bottle.
Front polished gear case cover, fits 3133 1.3L, 3150 1.5L 