US$ 24.95
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YFM350ER Moto-4 YFM350FW Big Bear 4x4 YFZ350 Banshee 1989
TTR125 2000-2010
5cc High compression 100+ octane reccomended
YZ296 - 72mm 100+octane 23cc
KLX110 KLX140 (2008+2022)
Cobra CX65 replacement combustion chambers - fits Phathead or Original head CX65 YFM350ER Moto-4 YFM350FW Big BearOur cobra CX65 inserts are made in house to fit our Billet high flow Phathead shell or the OE cast cylinder head shell. CX 65 stock compression CX66 (100+ octane) CX67 (105+ octane)
US$ 24.95
US$ 24.95
US$ 29.95
US$ 26.99