Yamaha 50 High Compression Billet Head Kit CR500 Costanzo Racing Tuned Suspension -

Costanzo Racing Tuned Suspension - Set up for 75-80 kgs

O-Ring Kit

Included is: 1 Velocity Stack and Mounting Bolts

Bottom End: Uses 1992-2001 OEM CR250 Seals

Yamaha 50 High Compression Billet Head Kit CR500 Costanzo Racing Tuned Suspension -TSR Yamaha 50 Billet Engine Head Kit best bolt on mod you can do or your outboard Our billet head kit has increase cooling volume and improved heat dissipation, with the squish clearance being tighter than stock and designed to be more detonation resistant with overall improved power through the whole rev range with multiple dome sizes to choose from to suit both pump and race gas applications This is a direct bolt on kit with no other mods required.