Kibblewhite Black Diamond™ Valve - 20-20090 For Harley Sportster 1986-2003 Challenger Perfectly sized to carry adequate

Perfectly sized to carry adequate cargo

It is important to note that this is directly blocking the exhaust so discoloration and carbon build up is to be expected

Feature stepped headers that start at 1-3/4" and step up to 1-7/8" before merging into the collector

15 cm / 6-3/4" Width 11

sold as a set of one left- and one right-side bracket

Kibblewhite Black Diamond™ Valve - 20-20090 For Harley Sportster 1986-2003 Challenger Perfectly sized to carry adequateFeatures One piece stainless steel, stellite tipped valves impregnated by a special nitrided process with . 002" depth and . 0002" surface buildup to improve wear properties and reduce friction This process provides resistance to corrosion; wears superior to hard chromium and electrolysis nickel plating Lightweight with profiles that provide excellent flow characteristics Compatible with leaded and unleaded fuels and can be run in cast iron and bronze