KTM150 TPI Phathead cylinder head kit GasGas Husqvarna 150 Transfer port injection Yamaha YFM350ER Moto-4 YFM350FW Big Bear Chamber Selection:YZ65 5.2cc stock CX50 Yamaha YZ85 Phathead cylinder CR125R9304
Baker’s notes & crumb story
Description
YFM350ER Moto-4 YFM350FW Big Bear 4x4 YFZ350 Banshee 1989
CX51 (100+ octane)
SX52-09 (105+ octane)
This head kit uses the 2024 - 2025 style plug with longer reach for an upgrade to the 2009-2023 models
Hotrods has only one part number for the stroker so we are sure that there is not a +2mm and +4mm
KTM150 TPI Phathead cylinder head kit GasGas Husqvarna 150 Transfer port injection Yamaha YFM350ER Moto 4 YFM350FW Big Bear Chamber Selection:YZ65 5.2cc stock CX50 Yamaha YZ85 Phathead cylinder CR125R9304 YFM350ER Moto 4 YFM350FW Big Bear 4x4 YFZ350 Banshee 1989 CX51 (100+ octane)