Minarelli 50cc 2-stroke Long Case Engine - Short Block
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The Universal Parts 50cc 2-stroke Minarelli-style 1PE40QMB Long Case Short Block engine is a reliable replacement powerplant for 50cc scooters. This short block ships ready to accept your existing top-end components, making it an efficient swap for worn or damaged cases.
What's Included: Oil pump, electric starter, intake manifold, cooling fan, and 105mm rear drum brake shoes.
What's Not Included: Cylinder, piston, head, reeds, and fan shroud. Note: A 2002–2011 Yamaha Zuma 50-style fan shroud is recommended, as standard 1PE40QMB fan covers do not fit well.
Key Features
- Minarelli-style 1PE40QMB long case architecture
- Electric starter included
- Vacuum-style oil pump
- Set up for rear drum brake — includes 105mm brake shoes
- 10mm wrist pin size
- Drive shaft to engine case length: 10"
Specifications
- Displacement: 50cc
- Stroke: 2-stroke
- Engine Style: Minarelli 1PE40QMB Long Case
- Drive Shaft to Case Length: 10"
- Wrist Pin: 10mm
- Brake Setup: Rear drum, 105mm shoes
- Oil Pump: Vacuum style
- Starter: Electric
Compatibility
Fits most 50cc scooters using the Minarelli 1PE40QMB long case engine platform. Fan shroud compatibility may vary — a 2002–2011 Yamaha Zuma 50-style shroud is recommended.
No-Return Policy: Scooterworks.com does not accept returns on engines unless there is a manufacturer defect or shipping damage.
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