This GSC Power Division manganese-bronze intake valve guide fits Mitsubishi 4B11T engines and is offered as a single +.001in oversize replacement. Intended for head service and valve jobs, the guide restores worn guide bores to correct valve-to-guide clearance, maintaining valve alignment and reliable operation without requiring additional head modifications.
GSC P-D Mitsubishi 4B11T Manganese Bronze Intake Valve Guide +.001in Oversize OD - Single