Clutch Rollers, Set Of 4, For Tapp Primary Size:+3MM Developed for extreme offroad race

Developed for extreme offroad race vehicles

Engineered for easy installation and quick service access

EVP Defender Turbo Airbox Relocation Kit

effective upgrade that gives your RDH16 the range and clarity it was built for

Clutch Rollers, Set Of 4, For Tapp Primary Size:+3MM Developed for extreme offroad raceAll 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