612630050014 气门弹簧上座 Valve spring upper seat
612630050005 气门弹簧 Valve spring
612630050015 气门锁夹 valve collet
1000495068 EVB气门桥总成 EVB valve bridge assembly
612630050013 摇臂支架 Rocker arm support
612630050030 摇臂轴 Rocker arm shaft
