Remove valve spring and retainer.

拆卸阀弹簧和扣件。

youdao

Valve Guide, Valve Seat, Valve Lock, Valve Spring Retainer, Casting Products.

气门导管，气门座圈，气门锁片，气门弹簧座，铸件系列。

youdao

Valve Guide, Valve Seat, Valve Lock, Valve Spring Retainer, Casting Products.

气门导管，气门座圈，气门锁片，气门弹簧座，铸件系列。

youdao