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Catalog Page-7 / Clutch Accessories	Performance Accessories
Roller Action Kit The ultimate in clutch response. Replace the plastic buttons and aluminum cam with ball bearings and a steel cam. Get friction-free shifting action, improved acceleration and quicker downshifts on the hills and tight corners. Also greatly increases belt-life. Enclosed helix available for racing. PVT Housing ATC30016 $189 36 degree Helix ATC30019 $99 40 degree Helix ATC30018 $99 42-38 degree Helix ATC30020 $99 44-36 degree Helix ATC30050 $99 42-38 degree Enclosed Helix ATC30045 $109 Spare Bearing ATC30021 $20 Comet Racing Clutch This new 103 Comet primary clutch is designed for aggressive acceleration and maximum top end speed. Ideal for bigger racing machines. Springs and weights are not included. 103 HPDQ Clutch Polaris ATC218875A $389 103 HPDQ Clutch Kawasaki ATC219118A $389 High Efficiency Belts Carlisle Max Belt   This belt is designed to deliver the correct combination of friction, wear and performance for serious riders NON EBS ATAMAX1121 $59 EBS ATAMA413 $59 Sportsman 800 ATAMA424 $89 Clutch Tuning Book In depth chapters on clutch theory and testing. Special chapter on servicing the Polaris PVT. ITEM# BVS16003 $25	AAEN Power Shift Kits Step up to great performance from your stock machine. These kits have been custom calibrated to deliver aggressive performance and smooth operation on your stock machine. 250 Models ATC30027 $118 300 Models ATC30028 $118 350 Models ATC30029 $118 400 Models ATC30031 $204 325 Trailboss/Magnum ATC30027 $118 335 Magnum ATC30041 $180 425 Magnum ATC30039 $180 500 Scrambler ATC30040 $180 500 Magnum ATC30041 $180 400 Sportsman ATC30054 $88 500 Sportsman ATC30034 $88 600 Sportsman ATC30062 $88 700 Sportsman ATC30056 $88 Clutch Tools Universal Clutch Tool - Designed to remove the jam nut and spider. Holding tool can be held in a vice or bolted to a bench. ITEM # CLA14007 $159 Clutch Puller - Removes the primary clutch from the engine shaft for service and tuning. ITEM# ATC9041 $39 Ramp Grinding Block - Holds all three flyweights to grind them the same on a belt sander. ITEM# CLA14001 $30 Clutch Service Tool - Changing springs and helixes on your driven clutch can be a struggle. This makes it easy and quick. ITEM # CLA14035 $159 Digital Scale - Used to weigh flyweights and engine parts. ITEM# CLA14033 $165	Custom Clutch Parts Primary Springs - Changing springs will greatly affect both your engagement stall RPM and your top end shift speed. Higher preload produces higher stall speed at belt engagement. Higher full shift load gives you more RPM on top end. Spring Color Stall PreLoad (lbs) Stall Increase RPM Full Shift (lbs) Part # Price Blue/Green 20 Stock 90 7041157 $39 Pol. Yellow 40 200 190 7041102 $39 Pol. Brown 50 300 180 7041061 $39 Aaen Green 60 400 200 AAS12418 $25 Aaen Red 90 800 230 AAS12420 $25 Weights - Heavier flyweights give aggressive performance on normal trails. Lighter flyweights keep RPM up in heavy mud and sand pulling. 10MB 47 gr ATC1321529 $22 G 49 gr ATC5630514 $22 C 50 gr ATC5630418 $22 10MH 51 gr ATC5630513 $22 20-54 54 gr ATC5631241 $22 S55 55 gr ATC5630509 $22 S58 58 gr ATC5630581 $22 10-60 PCP1321587 $22 10-62 PCP1321586 $22 10-64 PCP1321585 $22 Custom grind flyweights ATC9044 3/ $30 Secondary Springs - Affect shift speed and backshift. Stiffer springs have higher shift RPM and quicker backshift. Springs PreLoad Part # Price Aaen Blue Medium AAS12410 $25 Aaen White High AAS12417 $25 Secondary Teflon Coated Helixes Reduce friction for quicker shift action. 40 degree ATC30013 $99 44 - 36 degree ATC30014 $99 48 - 40 degree ATC30015 $99