Valve guide Kit FORD Duratec FOCUS / Mazda 3 MZR 2.0L 2.3L 2.5 L Chrysler They ensure maximum exhaust flow

They ensure maximum exhaust flow

Product ID: 201558B

8L L6 F/I 1988 TOYOTA PICKUP 2

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Valve guide Kit FORD Duratec FOCUS / Mazda 3 MZR 2.0L 2.3L 2.5 L Chrysler They ensure maximum exhaust flowOur valve guides are precisely made of high quality manganese bronze. The Supertech valve guides are designed to be used in conjunction with our valves with low friction black nitrided material to provide the best solution in terms of both performance and durability. In the case of exhaust valves designed for use in high power engines that require a better heat transfer coefficient, we use a copper alloy conductor. Copper has about three times higher