KTM250SX KTM250XC 2007-2016 Phathead cylinder head kit Color:Black Keep a few in your

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

If you have a Hot Rods stroker crank our insert will work

5cc  (100+ octane)

9cc (95+ octane)

KTM250SX KTM250XC 2007-2016 Phathead cylinder head kit Color:Black Keep a few in yourKTM250SX KTM250XC 2007 2016 Phathead cylinder head kit Chamber selection: XC10 26. 8cc XC stock compression XC11 25. 5cc SX stock compression 98+ SX10 23. 9cc 105+ SX 11 22. 5cc 110+ Phathead Kits include a head shell with one combustion chamber, two sets of o rings, cylinder and 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 transfers