The Supertech manganese-bronze exhaust valve guide for Honda K series engines fits 5.5mm valve stems and is designed for exhaust-side installation. It restores proper valve stem clearance and alignment during cylinder head rebuilding or repairs, helping to maintain valve train geometry. Sold individually, this guide is intended for K-series applications specifying the 5.5mm exhaust stem dimension.
Supertech Honda K Series Manganese Bronze Exhaust Valve Guide 5.5mm Stem