S&S Cycle 90-1004 S&S® Super Stock® Cylinder Head Kit For 3-1/2" and 3-5/8" Bore HD® 1984-'99 Big Twins - Natural Aluminum Finish organizer aggressive look while maximizing light

aggressive look while maximizing light output

99207-WILLIEG

unexpected

Bar & Shield applique

Base Finish: Natural Braking Surface: Drilled Color/Finish: Silver Finish: Natural Material: Stainless Steel Mounting Position: Front Outside Diameter Imperial: 10" Outside Diameter Metric: 254 mm Product Name: Brake Rotor Riding Style: Street Shape: Round Type: One Piece (Fixed) Units: Each Fitment

S&S Cycle 90-1004 S&S® Super Stock® Cylinder Head Kit For 3-1/2" and 3-5/8" Bore HD® 1984-'99 Big Twins - Natural Aluminum Finish organizer aggressive look while maximizing lightS&S Cycle 90 1004 These 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