S&S® Super Stock® 91cc Cylinder Heads For For S&S® T-Series T2 Complete Engines and 2006 HD® Dyna® Models and All 2007-'16 Models With S&S® 4-1/8" Bore Hot Set Up Kit - Black Wrinkle Powder Harley Softail Big Wheel Kits Carbon fiber heat shield covers

Carbon fiber heat shield covers unsightly junction on stock cat box

Installing this 3-5/8" big bore kit will increase the displacement of stock 80" HD® shovelhead engines to 88" using the stock 4-1/4" flywheels

Ness Angled Fender Extension

and optional HHI lower legs

left/brake

S&S® Super Stock® 91cc Cylinder Heads For For S&S® T-Series T2 Complete Engines and 2006 HD® Dyna® Models and All 2007-'16 Models With S&S® 4-1/8" Bore Hot Set Up Kit - Black Wrinkle Powder Harley Softail Big Wheel Kits Carbon fiber heat shield coversThese 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 valves coupled with S&S ports, supply plenty of air for these big motors. Not machined for S&S compression releases. The manifold mounting surface is machined to stock dimensions, so a special manifold