12 MM Jam Nut Valve Adjustment Tool, Slotted Valve Adjusting Stud 648828 Features: 【Great Compatibility】This valve adjustment tool specially designed for engines with a 12mm jam nut and slotted valve adjusting stud, effectively adjusts the valve clearance for Honda, for VTEC, for Toyota, for Nissan, for Mazda, for Mitsubishi and for other Japanese vehicle engines. .
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