VALVE INTAKE CENTER R1 98-03, 80-80283, 1998-2003, ROAD

Part No. 65-5027.KW (oro2u.com)
YAMAHA YZF R1 BLACK DIAMOND Intake Valve 1998-2003,
Item # 80-80283, Black Diamond Valves Lightweight One piece forgings with Black Nitroneg treatment. Standard Head Diameter.
All KPMI Black Diamond stainless steel valves are

CROSS REFERENCE NUMBER ONLY:

SIZE. HEAD 23.00mm, STEM 3.98mm, OL 90.55 mm