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Springs

Question) Hi Joe, I have a MX-Z Adr/2006 800 p-tek button secondary w/1.25 track. I took my secondary apart last night and noticed that I’m running a stock green spring, at that time I opted to stay with the stock green 180/300. What would the performance difference...

Engine/Compression/Jetting

Engine Fitness – Engine has high miles. Compression check? Question) My sled has about 6000 miles on it. What can wear, what can I look for? Answer) With 6000 miles on your sled, how many miles does engine have? I want to know what kind of shape your piston...

FLYWEIGHTS (APPLICATION)

Flyweight – Going from stock engine to big bore, change flyweight? Question) Have your clutch kit on stock 800R x 154″. 15.3g for 8150, clicker 4. Dropping in 860BB. Currently have your mountain kit installed. What do you recommend for a set up for this...

TRA Primary Clutch Alignment

Sliding sheave bushing For latest maintenance parts, check the information below the two pictures. Primary Clutch Maintenance parts – Measure your parts to see if within wear specs and change parts if needed. Maintenance kit for drive pulley (buy from local...

Secondary REV MXZ

HPV & LPV – 27 When you have the Roller secondary apart, apply your favourite “Brake Kleen Solvent” to get the rollers moving freely. Axle wear – Remove the rollers from the axles, checking for abnormal wear on the axles “shiny spots that...

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...