Shri Ram International offers Valve Guides for Marine Engine. Shri Ram International is an ISO 9001:2000 certified company. The Valve Guides for Marine Engine is made of cast iron, heat treated for toughness and machined with high precision. The Valve Guides for Marine Engine has closely maintained inner/outer diameter with highly smooth inner surface and fine grinded outside ensures correct fitment. The Valve Guides for Marine Engine are also made from phosphorus bronze and special alloys.