Description
Stock Dual Port Cylinder Head, SCORE Approved
Includes:
53cc Combustion Chambers
35.5 Intake and 32mm Exhaust Hardened Seats Installed
Silicon Bronze Valve Guides Installed
Rocker, Exhaust and Intake Studs are included
14mm 1/2″ Reach Spark Plugs.
OE Reference: 043-101-355C









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