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Ships within 48 hours · Estimated delivery Oct 31 - Nov 5
Conical grip body is forged from billet aluminum and then CNC machined
Road King™
The 79cc combustion chamber provides a significantly higher than stock
then beautifully chrome plated
S&S® Super Stock® Cylinder Head Kit For 3-1/2" and 3-5/8" Bore HD® 1984-'99 Big Twins - Natural Aluminum Finish Derby Cover Conical grip body is forgedThese S&S Super Stock cylinder heads for 1984 '99 HD Evolution Big Twin engines feature a specially shaped combustion chamber and require special pistons that must be purchased separately. (Not compatible with stock style flat topped pistons) Large 2. 000" intake and 1. 605" exhaust valves and high flowing ports supply plenty of air for big inch engines. Compatible with cams with lifts up to . 650". Compatible with stock 3 1 2" or 3 5 8" bore engines.
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