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Supertech exhaust valve guides are precision-machined from high quality Manganese Bronze material. These guides, in combination with a low friction black nitride valves provides the best solution for performance and durability. These are exhaust guides for high powered engines that need a better thermal transfer coefficient, so Supertech use a copper alloy. Copper has about 3 times higher thermal transfer than Manganese Bronze.

Features:

- Precision machined from high quality Manganese Bronze Material.
- Best solution for performance and durability.
- For High powered engines that need a better thermal transfer coefficient.

For Evo Models I - IX. Please select from the options on the right.

If you are looking for a set, please add 8 to the cart.

Stock images used. Actual product may vary.