Genuine Buddy / Roughhouse 50 OEM Wrist Pin Needle Bearing
ITEM# TT-22272
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Description
Wrist Pin Needle Bearing for Genuine Buddy and Roughhouse Scooters
This wrist pin needle bearing is made for compatible Genuine 50cc scooters. It carries the motion of the piston wrist pin at the small end of the connecting rod, helping the engine run smoothly. It is one of the Genuine Buddy scooter parts that can help keep your ride in good shape. Swap it out if you notice performance problems or when it is due during routine service to keep your scooter running efficiently.
Construction and Design
The bearing uses a cylindrical cage that keeps the needle rollers in position. This layout gives reliable support to the wrist pin as it moves, which matters a great deal for how the engine works. Its small footprint lets it sit comfortably in the tight confines of the scooter's engine assembly.
When to Replace
Consider replacing this component if the engine becomes noisy in an unusual way or if you see performance issues linked to the connecting rod. Checking it during regular maintenance can reveal wear before it develops into a bigger repair. Maintaining this part in good condition helps your scooter last longer.
Specifications
- Type: Wrist pin needle roller bearing cage
- Position: Connecting rod small end
- Inner Diameter: 10mm
- Outer Diameter: 13.5mm
- Width: 12.4mm
- Fits: Genuine Buddy 50, Rattler 50 and Roughhouse 50 (also listed for Roughhouse 50 Sport and Black Cat 50)
Fitment
Fits:
- Genuine Buddy 50 (all years)
- Genuine Rattler 50 (all years)
- Genuine Roughhouse 50 (all years)
- Genuine Roughhouse 50 Sport (all years)
- Genuine Black Cat 50 (all years)
How to choose: Install it at the connecting rod small end of a 50cc engine, and confirm the bearing measures 10mm on the inside, 13.5mm on the outside and 12.4mm in width.
Where it goes: part #7 on the crankshaft diagram for the Buddy 50; part #24 on the cylinder diagram for the Buddy 50; part #7 on the crankshaft diagram for the Rattler 50.
Shop more: Genuine Buddy Parts · Genuine Scooter Parts · Scooter Carburetors & Jets · Scooter Pistons & Piston Rings · Scooter Parts
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