RalliSpec XShift PLUS HELICAL STI 6MT Sequential Gearbox cylinder head Compression Height = 30

Compression Height = 30

90 must be used with 3

We recommend replacing the oil cooler after a engine bearing failure because it is difficult to fully clean metal debris from the cooler

This is a double cone synchronizer and has 4 tabs for engaging reverse gears with 4 holes

These rotors are specifically designed for older applications converting to Brembo 2-pot rear calipers

RalliSpec XShift PLUS HELICAL STI 6MT Sequential Gearbox cylinder head Compression Height = 301200Nm TORQUE CAPACITY LIGHTNING FAST SHIFTS QUIET OPERATION Complete XShift sequential shift dogbox transmission assembled in house by RalliSpec's own transmission experts. The +PLUS HELICAL sequential gearbox was originally developed for Prodrive's P25 heritage model. It features a 17 degree helical tooth profile for noise reduction of approximately 40% in comparison to the +PLUS straight cut tooth profile. Ideal for extreme street performance