Sportsman II 23 Degree SBC Iron Head

The first true aftermarket performance cylinder head, good for 30-70HP over stock, and emissions legal! The industry’s most popular true high performance cast iron cylinder head has been continuously improved since its introduction over 20 years ago. With 200cc intake and 69cc exhaust ports, World’s SPORTSMAN II heads offer 30-70 horsepower gains over OEM heads, yet are 50-state emissions legal (E.O. #D-343-1).

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