Supertech Honda B18A/B18B/H23 Exhaust Valve Guide 6.6mm Stem - GDE-H66-E

Whether its for a full rebuild or some standard maintenance, the proper engine components are needed to make sure your vehicle is running smooth.

Valve guides are used to conduct heat from the exhaust valve into the cylinder head.

Supertech provides the racing market with superior valves and valve train components for virtually every type of racing. Whether it's Drag Racing, Rally, Road Racing or any other type of motorsport, Supertech is sure to have the perfect performance solution for your application. If not, we are always willing to work with you to custom manufacture the solution that is just right for you.