1503 Titanium Valve Retainers

This is 1503 Titanium valve Spring retainers,all are made high strength titanium alloy Grade 5. It can help raise the RPM,Gain Speed and Power on basic of weight saving. All titanium retainers can be customized as per client’s drawing or samples.

https://www.hosnti.com/product/1503-titanium-valve-spring-retainers/

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Видео 1503 Titanium Valve Retainers канала Susie Zhang