Super Stock Cylinder Head Rubber Band Style Big Twin (79-84) Silver Harley

[S&S Cycle 90-1498 Super Stock Cylinder Heads Rubber Band Style Big Twin (79-84) Silver Harley Engine Parts Plot]
■Product Description The S&S Super Stock Style Cylinder Heads for 1979-84 HD Big Twin look like stock heads but flow much better than stock heads. The heads are fitted with premium valves and S&S valve springs and can handle cams with up to 0.590 inches of lift. These heads are machined for one spark plug per head and accept stock bore 74Ci or 80Ci cylinders. These cylinder heads are original equipment on S&S SH series engines and are a significant upgrade over genuine Shovelheads. The rocker box is secured with 5/16-18 cap screws instead of genuine studs and nuts. ■Compatible models Harley-Davidson Big Twin (79-84) ■Specifications Color: Silver Material: Aluminum Finish (surface treatment): Natural finish Accessories: Front & rear cylinder head assembly, rocker box gasket, copper head gasket, exhaust gasket, hardware, instruction manual ■Notes *Images are for illustration purposes only. Includes products with different sizes and colors. Product design and specifications may change without notice. Please understand.