Heads

Head, Kit, 4-1/8" Bore, Stock Bolt Pattern, .650" Steel, w/o Compression Release Machin, 91cc w/-.064" MF Surface 111".

These S&S® CNC ported B3 cylinder heads are original equipment on S&S® T143 engines. They are set up for 4.425" bore and are machined for the S&S® 4-3/8" cylinder stud pattern. Kit includes front and rear head assemblies complete with S&S® .650" lift...

These S&S® Super Stock® high performance cylinder heads are designed specifically for late production S&S® T124 long block engines for 1999-'05 HD® big twins and 1999-'05 engines with S&S® 124" Hot Set Up Kit installed. 2.000" intake and 1.605" exhaust...

These S&S® Super Stock® high performance cylinder heads are designed specifically for late production S&S® T124 long block engines for 1999-'05 HD® big twins and 1999-'05 engines with S&S® 124" Hot Set Up Kit installed. 2.000" intake and 1.605" exhaust...

S&S Cycle 06-16 BT 89cc Head Kit - Wrinkle Black

These S&S® Super Stock® high performance cylinder heads are designed specifically for S&S® T-Series T2 long block engines for 2007-'16 HD® big twins and 2007-'16 engines with S&S® 4-1/4" bore Hot Set Up Kit installed. 2.000" intake and 1.605" exhaust...

These S&S® Super Stock® high performance cylinder heads are designed specifically for S&S® T-Series T2 long block engines for 2007-'16 HD® big twins and 2007-'16 engines with S&S® 4-1/4" bore Hot Set Up Kit installed. 2.000" intake and 1.605" exhaust...

S&S® Super Stock® 3-5/8" Bore Band Style Dual Plug Cylinder Head Kit For 1979-'84 HD® Big Twins.

These S&S® Super Stock® high performance cylinder heads are designed specifically for early production S&S® T124 engines for 1999-'06 HD® big twins. Heads are machined for the S&S® cylinder stud pattern used on S&S® Special Application crankcases. 2.000"...

These S&S® Super Stock® high performance cylinder heads are designed specifically for S&S® 4-1/8" bore V-Series engines for 1984-'99 HD® big twins. Heads are machined for the S&S® 4-1/8" cylinder stud pattern used on S&S® Special Application crankcases...

These S&S® Super Stock® high performance cylinder heads are designed specifically for S&S® 4-1/8" bore V-Series engines for 1984-'99 HD® big twins. Heads are machined for the S&S® 4-1/8" cylinder stud pattern used on S&S® Special Application crankcases...

These S&S® Super Stock® cylinder heads are a direct replacement for original equipment heads on S&S® V100 4" bore engines for 1984-'99 HD® Evolution® Big Twins. The 84cc modified bathtub chamber is designed for a flat topped piston. Large 2.000" intake...