S&S® Super Stock® 79cc Cylinder Head Kit For 1999-'05 HD® Big Twins - Silver Powder Coat Finish REAR KITS - BAD DAD TOURING 875" inserts is 6dB louder

875" inserts is 6dB louder than supplied insert on most applications

American Suspension coil springs are manufactured to our specifications in the USA using the finest quality

This is a Level 2 installation

this leading edge

Filter that remains efficient where air demands are high

S&S® Super Stock® 79cc Cylinder Head Kit For 1999-'05 HD® Big Twins - Silver Powder Coat Finish REAR KITS - BAD DAD TOURING 875" inserts is 6dB louderThese S&S Super Stock high performance cylinder heads are designed for 1999 '05 engines with stock crankcase. They work well with engines of stock displacement, but are ideal for somewhat larger stroker or big bore engines up to 110". The 79cc combustion chamber provides a slightly higher than stock, which makes most performance cams work better. Not machined for S&S compression releases. The large 1. 940" intake and 1. 575" exhaust valves maintain