titanium spring retainer Standard:ASME B348 dimensions:Dia18-32 Technique:CNC Machining titanium spring retainermaterial:Gr5,Ti-6AL4Vtitanium spring retainerStandard:ASME B348dimensions:Dia18-32mmTechnique:CNC Machiningintake and exhaustIn order to obtain a high output, it is necessary to turn engine by high rotation. However, when using engine in a high rotation region, valve jumping becomes ...
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