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The Supertech intake valve guide set for Nissan SR20DET and RB26 engines includes eight manganese bronze guides sized for 6mm stems with a .001in oversize. Supplied as a set, these guides are intended to restore proper clearance and valve alignment during cylinder head work, providing a durable replacement option for SR20DET and RB26 valve service.
Supertech Nissan SR20DET/RB26 6mm Stem Manganese Bronze .001in OS Intake Valve Guide - Set of 8
