TAPP PRIMARY CLUTCH ROLLERS, SET OF 4 Size:'+2MM Along with cooling the incoming

Along with cooling the incoming air

Whether you're looking for the lightweight DSR30

Rockwell hardness between 50-55

2017 X3 MaptunerX Programmer

TIG-welded X3 Race Bypass Pipe With Bullet Muffler frees up additional HP and substantially lowers temperatures radiating from the exhaust components

TAPP PRIMARY CLUTCH ROLLERS, SET OF 4 Size:'+2MM Along with cooling the incomingAll EVP. MOde Spec TAPP primaries are calibrated with +2mm rollers. Bigger rollers make the low end "quicker RPM's" but shift out quicker and lower the full shift RPM. This has to do with the angle of the arms combined with the weight difference of the rollers. The roller assembly consists of a roller, axle and two washers. +2mm Rollers: Outside Diameter 17. 5 mm, with a weight of 15. 3 grams each IMPORTANT As with the ramp angle roller size must be