Kawasaki KX100 Suzuki RM100 Phathead cylinder head kit for HotRods stroker crank 1991-2021 Color:Red Our chamber works well with

Our chamber works well with the stock ECU and even better with the custom mapping of the GET unit

order number and desired font type for fastest service

or 2023/2024 with big bore kit

Phathead Kits include a head shell with one combustion chamber

KTM50SX 2009-2023  Husqvarna TC50  GasGas MC50  Phathead cylinder head kit

Kawasaki KX100 Suzuki RM100 Phathead cylinder head kit for HotRods stroker crank 1991-2021 Color:Red Our chamber works well withKawasaki 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