These S&S Super Stock high performance cylinder heads are designed for 1999-2005 Twin Cam engines with the stock cylinder head pattern. Great for stock 88CI through 110CI Big Bore and stroker applications with their ported heads and larger than stock intake and exhaust valves. Heads come ready to install with valves, valve guides and valve springs. Kits can be installed with stock rocker boxes with the included S&S rocker base gaskets and are compatible with stock or stock-replacement exhausts. A matching S&S manifold must be ordered separately.
Cylinder head kits with 79cc chamber volume, 1.940" intake and 1.575" exhaust valves
Cylinder head kits with 89cc chamber volume, 2.000" intake and 1.605" exhaust valves
Replacement parts
Compression ratios | ||
Big Bore sizes are indicated when used with S&S pistons | ||
Configuration | 79cc heads | 89cc heads |
88CI | 9.1:1 | 9.6:1 |
95CI | 9.6:1 | 8.7:1 |
95CI with pop-up pistons | 10.3:1 | 9.3:1 |
97CI | 10.3:1 | 9.4:1 |
103CI | 10.2:1 | 9.3:1 |
103CI with pop-up pistons | 11.1:1 | 10.1:1 |
106CI Stroker | 10.7:1 | 9.8:1 |
110CI | 10.8:1 | 9.8:1 |
Recommended Retail Prices excluding sales tax.
Prices exclude shipping, import duties and installation.
Prices are based on EUR to AED interbank rates obtained daily. The interbank rate is the rate that banks trade currency to each other. These prices must be used as a guide.