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Dominion Parts
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Specialized in manufacturing engine valve and valve kits with decades of experience. Our valve kits are widely used in heavy-duty trucks, agricultural machinery, engineering machinery, marine power, commercial vehicles, and passenger cars. Our valve series brands cover American, Japanese, and German engine models, as well as various domestic engine types.
We supply high-quality intake and exhaust valve guides, made of cast iron and special bronze alloy, manufactured strictly according to the technical requirements of original engine manufacturers. Additionally, we provide comprehensive cylinder kits, cylinder liners, pistons, piston rings, and piston pins suited for robust performance.