Description
Black Diamond intake valve for Harley Davidson Sportster 883cc 1986 – 2003.
- Intake valve Head Std 1.585 inch, Stem .310 inch, Overall Std 4.550 inch
- All Precision Machining, Inc. stainless steel valves are impregnated by a special German Process .002 inch deep and .0002 inch surface build up to improve wear properties and reduce friction
- This process provides resistance to corrosion and wear superior to that developed by hard chromium and electroless nickel plating
- These valves are light
- Profile provides excellent flow characteristics
- Stellite tipped
- Sold each
- Fits Evolution Sportster 883cc 1986 – Later only
