Clutch Rollers, Set of 4, for TAPP PrimaryDESCRIPTION All 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. +1mm Rollers Outside Diameter 16. 5 mm with a weight of 12. 5 grams each. +2mm Rollers Outside Diameter 17. 5 mm with a weight of 15. 3 grams each. +3mm Rollers Outside Diameter 18.

Viscosity Grade SAE J 300 5W-40 Density at 20°C (68°F) ASTM D1298 0

Our V-Flow Intake vastly enlarges the factory filter canister outlet by replacing the pressed in end cap with our anodized

(2) Snap Rings

Rev limits raised to 9000 RPM vs stock 8650 RPM

Included in some of our high horsepower setups is our custom secondary spring which provides additional belt grip

The design has 4 sealing O-rings for leak proof operation

EVP Disclaimer: Does not fit with reservoir style shocks

Notched design mates up perfectly with the fuel pump nut ridges for easy removal

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Includes all hardware and clamps required for installation

Direct replacement for stock

43mm compressor with 42mm turbine for instantaneous spool time and insane top-end power