TAPP Primary Clutch SpringsDESCRIPTION An EVP. MOde Spec TAPP clutch can easily evolve as your UTV's power level evolves. The TAPP UTV Primary Clutch Springs work on all EVP. MOde Spec TAPP primary clutches for both Can Am and Polaris. Please select the right spring for your desired engagement. SPRING COLOR RATING 2. 8" 1. 5" ENGAGEMENT Blue 100 190 3200 3800 RPM w Less Than 400 hp Black 140 210 3600 4200 RPM w Less Than 400 hp 3800 4500 RPM w More Than 400 hp Red 160 270 4200

but with it open you will hear the engine scream and free up some additional power

X3 Magnus 3' Full Turbo Back Exhaust with Heat Shield

EVP Paragon P43 or Dynomite Turbo

Most racers and customers want a good looking exhaust that is not obnoxiously loud

IMPORTANT - As with all other adjustments

Best of all

keeping the primary clutch assembly in place while the bolt is torqued

Performance

Spark arrestors included

Besides desert and cross-country race testing

The OEM weights have a very shallow or flat arc which contributes to a lazy shift pattern

ECU Flashes