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Valve Spring
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It is qualified the Valve Spring is all tested in the following environment : 1. 100 hours durability test 2. Environment of oil temperature around 120 degree C. 3. 4000 RPM Valve Spring Testing Mach
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Valve Spring
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It is qualified the Valve Spring is all tested in the following environment : 1. 100 hours durability test 2. Environment of oil temperature around 120 degree C. 3. 4000 RPM Valve Spring Testing Mach
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