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The Supertech KA24 intake and exhaust valve guides are manganese bronze guides sized 39.6mm x 6.98mm x 11.05mm (+0.02mm tolerance), sold as a set of eight. They provide a durable running surface for valve stems in Nissan KA24 cylinder heads. These guides restore proper stem-to-guide clearance during head rebuilding and are offered in the specified oversize tolerance for accurate fitment.
Supertech Nissan KA24 Manganese Brnz Intake/ Exhaust Guide 39.6mm x 6.98mm x 11.05 +0.02mm- Set of 8
