Honda CR250 1986-1991 Phathead cylinder head kit Color:Blue XR - check with us

XR - check with us for model fitment

Keep a few in your toolbox and a friend in need will thank you

KTM300SX KTM300XC KTM300 2008-2016 Phathead cylinder head kit

6061 T6 billet aluminum body

Our cobra CX50 inserts are made in house to fit our Billet high flow Phathead shell or the OE cast cylinder head shell

Honda CR250 1986-1991 Phathead cylinder head kit Color:Blue XR - check with usHonda CR250 Phathead cylinder head kit 1986 1991 Chamber selection: H30 21. 8cc Stock H31 20. 6cc 95+ octane H32 19. 7cc 100+ octane H33 18. 5cc 105+ octane H34 17. 4cc 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