Honda CR125 2004 Phathead cylinder head kit Color:Red With a one way valve

With a one way valve built in to the breather vent designed to block the outflow of fuel when the tank is upside down(crash scenario)

two sets of o-rings

We have a batch in process

5MV-24610-00-00

Viton gasket

Honda CR125 2004 Phathead cylinder head kit Color:Red With a one way valveHonda CR125 Phathead cylinder head kit 2004 Chamber selection: K10 Stock K11 9. 2cc (95+ octane) K12 8. 5cc (100+ octane) K13 8. 2cc (105+ octane) K14 7. 6cc (110+ octane) Phathead Kits include a head shell with one combustion chamber, two sets of o rings, cylinder head nuts, copper washers, some stickers for your bike and tool box and installation instructions.. Phathead cylinder heads are made of 6061 T6 billet aluminum. The material is stronger and