CAM GRIND #463/9i
Fits: -99-14 Honda TRX400EX -96-04 Honda XR400
Special profile designed for TT / flat track racing engines. NO CORE REQUIRED Requires Performance Valve Spring Kit, Shortened Valve Guides, High Compression Piston, Exhaust System, and Hardwelded Rockers.
VALVE LIFT: .385"/.370"
DURATION: 310/310
DURATION AT .050": 272/270
