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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Linear Spring Rate 57
Heavy black nylon outer shell
rear fastener
Check clearance of fender and floorboards with front fork compressed and extended
Direct bolt-on replacement for the stock clutch basket
KB PERFORMANCE 0910-3970 KB660C.STD Forged Piston Kit twin cam Brand_Gpr Linear Spring Rate 57Features Pistons forged from 4032 aluminum alloy Offset pin design for quiet operation Each kit contains two pistons, pins, spiral lock pin clips and Hastings moly rings Piston pin lock rings available separately Replacement rings are also available separately Specs Bore Size 3. 875" Compression Ratio 10. 0: 1 Units Kit Bore Oversize Standard Bore Oversize Standard Riding Style Street Piston Material 4032 Aluminum Alloy Part Notes For '12 '17 103"
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