US$ 25.00
Pay in 4 interest-free payments of $20.00 Learn more
KX250 (2005-2007)
CX52 (105+ octane)
KTM 65SX 2009 - 2025 Husqvarna TC65 2024 - 2025 / GasGas MC65 2024 -2025 Phathead cylinder head kit
Kawasaki KX250 Phathead cylinder head kit 1995-2002
Yamaha YZ250 WR250 Phathead cylinder head kit 1988-1998
Honda CR85 Phathead combustion chamber Chamber selection:52mm big bore KX250 (2005-2007)H01 8. 2cc StockH02 7. 6cc 95+ octaneH03 7. 1cc 100+ octaneH04 6. 4cc 105+ octane 52mm big bore chamber Wiseco 766M05200 and LukesRacing 105cc compatible(requires head gasket) $100
US$ 25.00
US$ 12.00
US$ 139.00
US$ 49.95
US$ 18.00
US$ 98.99
US$ 34.95
US$ 57.85
US$ 69.95