Kibblewhite Black Diamond™ Valve - 20-4196 For Harley Sportster 1970-1985 Product Type_Chemical & Lubricants 47") Axle Diameter 25

47") Axle Diameter 25

5" diameter steel tubing

415" Collar Material Steel Riding Style Street Spring Seat Pressure 129 lb Units 4 Pack Spring Open Pressure 272 lb Product Name Collar Type Valve Spring

Length 3-5/8" Mounting Position Rear Riding Style Street Mounting Position Front Units Set of 2 Thickness 9/32" Thickness 7

Kibblewhite Black Diamond™ Valve - 20-4196 For Harley Sportster 1970-1985 Product Type_Chemical & Lubricants 47") Axle Diameter 25Features 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