S&S S&S, KN420 camshaft. .420″ lift

Description

S&SS&S, KN420 camshaft. .420″ lift  531944

fits  36-47 74″ Knucklehead; S&S KN-series engines

High lift cam for modified Knuckleheads. .420″ lift and longer duration for engines with up to 93″ and up to 8.5:1 Compression ratio. High lift valve springs are required. Note: Special Order Product only. To order please contact your MCS sales representative.

 

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