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BC0984 - Polaris Pro R (21-up) Stage 4 Full Drag Spec (pair)

Top tier spec for the all-out high performance build. Requires BC spring/retainer kit. ECU and cylinder head work will enhance overall performance.

Adv Dur (.020") 276°/276°
Dur @ .050 252°/252°
Valve Lift (1:1) .460"/.460"
Valve Lift (mm) 11.68/11.68

Availability:

$ 799.00