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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Kawasaki KX250 2003-2004 Phathead Racing cylinder head kit
Honda CR250 Phathead cylinder head kit 2002-2004
IT200 YTM225 Tri-Moto 1983
Heads will ship when complete
4cc (105+ octane)
Suzuki RM80 RM85 Phathead cylinder head kit 1991-2025+ Kawasaki Kawasaki KX250 2003-2004 Phathead RacingSuzuki RM85 Phathead cylinder head kit 1991 2025+ the inserts are cut for the 85 bore which is . 5mm larger than the 80. Compression is nearly identical, slightly less with the 80cc motor. Chamber selection: S01 6. 9cc Stock S02 6. 4cc (95+ octane) S03 5. 9cc (100+ octane) S04 5. 6cc (105+ octane) 103cc 52 53mm big bore chamber 100+ octane for use with big bore piston Phathead Kits include a head shell with one combustion chamber, two sets of o rings,
US$ 177.72
US$ 478.30