Kawasaki KX100 Suzuki RM100 Phathead cylinder head kit for HotRods stroker crank 1991-2021 YZ250 *Due to the heavy cotton

*Due to the heavy cotton fabric they will shrink if washed and dried on hot

TTR250 YZ250F YZ426F 2001

Suzuki RM250 Phathead cylinder head kit 2001-2002

SX105-10  StockSX106-10 (100+ octane)SX107-10 (105+ octane)

KX41  - 6

Kawasaki KX100 Suzuki RM100 Phathead cylinder head kit for HotRods stroker crank 1991-2021 YZ250 *Due to the heavy cottonKawasaki KX100 Phathead cylinder head kit for Hotrods stroker crankshaft 1991 2021 Our head kit is cut to be a direct bolt on fit to the stock KX100 cylinder with the HotRods +4mm Stroker Crankshaft part numbers from HotRods are 4166(2006 2021) and 4116 (1991 2005). We do not suggest using the HotRods 4519 crankshaft with the nylon inserts. We also suggest the dual ring piston for the 2014+ KX100 +2mm 9. 6cc chamber Phathead Kits include a head shell