Description
This is a full head unit rebuild kit for Holley, Weiand, and B&M Generation 1, 174 Superchargers.
Please note that this parts kit only includes parts for the supercharger. You will still need to pick parts out for the generation of drive snout that you have for a full parts kit.
What is included:
- Quantity 1 Drive case gasket.
- Quantity 2 rotor pack to case gaskets.
- Quantity 2 front rotor bearings.
- Quantity 4 front and rear rotor seals.
- Quantity 2 rear rotor bearings.
- Quantity 1 tube of grease.

Mercury Marine, B&M, Holley, Weiand Rotor or pulley bolt
JB Performance Supercharger Oil with Stage 3 Technology 8 ounce bottle.
G3 Head unit only rebuild kit
Mercruiser 525sc 177 style bearing plate
Supercharger oil change kit with Syringe 