Thin wall bi-hex socket designed to access narrow spark plug holes.

Built-in rubber insert to hold plug steadily.

Use with 3/8″ drive ratchet or 17mm wrench.

Sizes and Fitment

14mm Socket: Boxer motors liquid cooled and on, Non-brick K bike motors, S bike motors.

16mm Socket: Boxer motors oil cooled, F twin motors.

18mm Socket: K brick motors.

Unsure which you need? Give us a call at 616-530-6900 and we’ll help you out!