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GSC Power Division intake valve guide for Nissan SR20DET/RB26 is offered in a +0.001-inch oversize outside diameter with a stopper. This oversize option addresses bore wear or reconditioning needs in SR20DET and RB26 cylinder heads, allowing builders to restore correct valve fit and alignment when the standard guide bore requires slight enlargement.
GSC P-D Nissan SR20DET/RB26 Intake Valve Guide w/Stopper +.001in Oversize OD - Single
