Kawasaki KX125 Phathead cylinder head kit 1998-2000 Chamber selection:H13 - 6.7cc (100+ octane) K51 - 42cc Stock compression

K51 -  42cc Stock compression                                                                                            K52 -  40

HF24  - 14

T150  Stock

4cc (105+ octane)

KTM250SX  TC250 MC250 HUSQVARNA GASGAS 250cc combustion chambers

Kawasaki KX125 Phathead cylinder head kit 1998-2000 Chamber selection:H13 - 6.7cc (100+ octane) K51 - 42cc Stock compressionKawasaki KX125 Phathead cylinder head kit 1998 2000 Chamber selection: H11 8. 2cc Stock compression H12 7. 6cc (95+ octane) H13 6. 7cc (100+ octane) H14 5. 8cc (105+ octane) This kit includes the required engine mounts 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