Engine Dowel Pin (8x14) for CSC Go., GY6 50cc (139QMB) Scooters

Engine Dowel Pin for CSC Go. and GY6 50cc Scooters

This 8x14 engine dowel pin suits a range of scooters, among them the CSC Go, Go MAX, Bella Classic, Nitro Sport, and Pug. Its job is to hold engine components in the correct position relative to one another. Sold as one of our GY6 50cc scooter parts, it takes the place of the factory pin. If your scooter starts running rough, swapping out a worn or damaged dowel pin is worth doing.

Signs It Needs Swapping

Dowel pins keep engine parts lined up properly. With use they can wear down or get damaged, which may lead to engine problems. Vibration or parts that seem out of line on your scooter are a good reason to inspect the pin and replace it if needed.

Compatibility Overview

This pin works with several scooter models and engine types. It sits correctly in the listed scooters and GY6 engines, supporting dependable operation.

Specifications

• Inner Diameter: 7mm
• Outer Diameter: 8mm
• Length: 13.75mm
• Fits: CSC go, go MAX, Bella Classic 50, Nitro Sport 50, Pug 50

Fitment List

Fits:

• CSC go (139QMB 50cc)
• CSC go MAX
• CSC Bella Classic 50
• CSC Nitro Sport 50
• CSC Pug 50
• GY6 50cc (139QMB) engines, engine codes 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD, other QMA and QMB models
• GY6 125cc/150cc/169cc 4T engines, engine codes 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A, other QMJ, QMK and QMI models

How to choose: Compare the 8mm outer diameter, 7mm inner diameter and 13.75mm length against the pin you are removing, and confirm your engine code contains QM or FM.

Where it goes: part #8 on the cylinder crankshaft diagram for the GY6 50cc (139QMB), CSC Go; part #7 on the crankcase cover-right diagram for the GY6 50cc (139QMB), CSC Go; part #3 on the engine case diagram for the GY6 50cc (139QMB), CSC Go.

Browse more: GY6 50cc Scooter Parts (139QMB) · GY6 Scooter Parts · Scooter Bolts, Screws & Hardware · Scooter Engines & Engine Parts · Scooter Parts