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Secondary XP QRS

Mods & Improvement When you observe fluctuating rpms; 1) high rpms on road and low rpms in the snow, or 2) Correct rpms for moments at full throttle but watch the rpms diminish, then ( and i know it is not pleasant to measure ) you must check all bushings to see...

TRA Ramps

Ramp profile “Controls the size/magnitude of the shift force” Lower angle will provide more shift force. Thinner ramp allows the tra lever center of gravity to be farther away from the clutch shaft centerline – Provide more shift force. Higher angle...

Belts

Belt – 800 belt on a 600/500SS – Don’t do it. Question) I hear about putting an 800 belt on my 500SS, will it last longer? Answer) Don’t put an 800 belt on a 600 clutch. An 800 primary has a forged sheave. The 600/500SS is a cast sheave. The...

Engine Speeds

RPMS Rpms – Peak rpms get lower as day goes on (summit) Question) (04 800 rev, 9000′, dynamo Joe clutch kit) I have noticed (only in powder) as the day progresses that my peak RPM’s get lower and lower and lower, I have dropped almost ALL pin weight...

Freeride 137-154

The Freeride itself vs. a softer suspension sled (X, Adrenaline, SP…etc) models are a substantive difference in suspension calibration – The FR being a “stiff suspension sled” vs. a non-FR, “softer suspension” sled. The Freeride to...

800 HO&R ENG Management

Engine Management   Comprises the management of engineered activities; fuel delivery, air/pressure, coolant, acutation(exhaust controls), occurrences analysis/recording/reporting(gages) Rave Check Valves Events – (Engine will reach maximum rpm only for a...