Description
Replacement JB Performance Aramid and Rubber Fiber Gasket for Generation 4 MP90 TRD style superchargers. This is a full supercharger gasket set for a G4 MP90 Supercharger. Generation 4 is a 2 bolt rear plenum style.
- Discharge gasket of manifold to discharge to supercharger.
- Supercharger rear gasket to rear plenum.
- TB Gasket to rear plenum of supercharger.
- Engine intake manifold to discharge tube.
- Bypass base gasket.
- Bypass tube gasket to discharge manifold.

177 Base Gasket
Bypass mounting bolts
SERVICE: 89-95 Thunderbird SC, 89-90 Cougar 3.8L M90 Supercharger Rebuild
177 Generation 1 left or right rotor
JB Performance replacement impeller CCW fits F1R
Replacement bypass needle bearing set 