These are the best valve guides for those serious about building up their head for large horsepower applications.

Worry less about your engine internals getting bent out of shape from the pressure of high horsepower engines. NAPREC guarantees a long lasting, high quality product much stronger than what the standard OEM valve guides and any of its competition has to offer.

This listing is for a set of both Intake and Exhaust Valve Guides.

Materials Used:

-Intake Valve Guides: Alluminum Bronze, Phosphor Bronze, or Beryllium Copper (Intake Valve Guide composition varies based upon the engine)

-Exhaust Valve Guides: Phosphor Bronze

Compatible Engine Models:

-RB26DETT 6mm Long Intake Valve Guide/Standard Exhaust Valve Guide

-RB26DETT Standard Type Valve Guide

-VG30DETT Standard Type Valve Guide

-RB20DET Standard Type Valve Guide

-2JZ-GTE Standard Type Valve Guide

-1JZ-GTE Standard Type Valve Guide

*Please specify the engine (if RB26, Valve Guide Type) you wish to purchase this product for at the point of sale.

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