Honda CR125 1992-1999 Phathead cylinder head kit Color:Brown Suggestions : Swap chambers to

Suggestions : Swap chambers to adjust performance for a variety of riding conditions and track types or keep a spare in case of engine failure

1cc 100+ octane

2cc  Stock compression

2cc  (95+ octane)

TTR250 YZ250F YZ426F 2001

Honda CR125 1992-1999 Phathead cylinder head kit Color:Brown Suggestions : Swap chambers toHonda CR125 Phathead cylinder head kit 1992 1999 Chamber selection: H13 6. 7cc stock compression H14 5. 8cc high compression 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 transfers heat better than cast aluminum. The