CAM GRIND #963/216
Fits: YAMAHA YFZ450/R/X
Made for TT applications. For race engines only. Requires High Compression Piston 14:1, Performance Valve Spring Kit, and Exhaust System. Check ALL clearances! Price Per Set (2).
VALVE LIFT: .356"/.363"
DURATION: 288/286
DURATION AT .050": 264/263