2001 Polaris Sportsman 400-500 DUSE and H.O. Service Manual, Page 230Get this manual

2001 Polaris Sportsman 400-500 DUSE and H.O. Service Manual, Page 230

TROUBLESHOOTING
Situation Engine RPM below specified operating range, although engine is properly tunedProbable Cause -Wrong or broken drive clutch spring-Drive clutch shift weight too heavy-Driven clutch spring broken or installed in wrong helix locationRemedy -Replace with recommended spring-Install correct shift weight kit to match engine application-Replace spring; refer to proper installation location

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