<b>BC0903</b> - Polaris XP 1000 (14-up) Stage 4 Short Course Spec Camshafts (pair)

Official BC Brian Crower / runBC Online Store Verified independent store

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Big lift and duration spec focuses on top end power. Requires BC spring/retainer kit. ECU and cylinder head work will enhance overall performance. Due to high lobe lift, it is mand atory that you change the valve guides and use BC valve seals. Failure to do so will result in retainer to guide contact causing damage to the head and/or cams. Adv Dur (.020") 265°/265° Dur @ .050 248°/244° Valve Lift (1:1) .450"/.450" Valve Lift (mm) 11.43/11.43 Show more