Stage 1 camshaft: Big horsepower gains from 2500 RPM to 5500 RPM with almost no loss on top to redline: New Polaris hydraulic lifters must be installed with this camshaftshaft: Designed with ...Read More
Stage 1 camshaft: Big horsepower gains from 2500 RPM to 5500 RPM with almost no loss on top to redline: New Polaris hydraulic lifters must be installed with this camshaftshaft: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs, pushrods, and rockers: Single-camshaft engine
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