40mm Cylinder Rebuild Kit with 10mm Piston for Jog 50 Zuma Vino 1E40QMB 2-Stroke Scooter

Product Overview

Restore the legendary performance of your Minarelli-style engine with the GOOFIT 40mm Cylinder Rebuild Kit. Specially designed for 2-stroke 50cc Jog, Zuma, and Vino scooters, this kit is the ultimate solution for engine overhauls. Featuring a high-quality 10mm wrist pin piston, it offers superior heat dissipation and durability, ensuring your scooter runs smoother, cooler, and longer.

Product Compatibility

This kit is exclusively designed for the 2-Stroke 50cc 1E40QMB (Minarelli clone) engine.

⚠️ IMPORTANT: This kit uses a 10mm wrist pin. Please verify your original pin size before ordering, as it will not fit 12mm versions.

Vehicle Model	Compatible Engine	Brand Compatibility
Yamaha Scooters	Jog 50, Zuma 50, Vino 50	Genuine Yamaha & Clones
European Scooters	Minarelli Horizontal/Vertical	Adly, Aprilia, Malaguti (Select models)
Chinese Scooters	1E40QMB / 1PE40QMB	TaoTao, Keeway, Bacci, Vento

Specifications

Attribute	Details
Engine Type	2-Stroke (1E40QMB)
Cylinder Bore	40mm / 1.57"
Wrist Pin Diameter	10mm / 0.39" (Standard)
Displacement	50cc
Material	Wear-Resistant Cast Iron/Aluminum Alloy
Included Components	Cylinder, Piston, Rings, 10mm Pin, Clips

Key Features

• Precision 1E40QMB Fitment: A direct replacement for the standard 2-stroke 50cc Jog engine and its numerous clones, ensuring perfect port timing and compression.
• 10mm Wrist Pin Design: Optimized for the standard 10mm configuration, providing a precise fit that reduces engine noise and vibrations.
• Advanced Heat Dissipation: Engineered with high-quality alloys that improve thermal conductivity, preventing overheating and extending the life of your engine seals.
• Superior Durability: The cylinder block and forged piston are built to withstand the extreme pressures of 2-stroke operation, significantly reducing the risk of "piston seizure."
• Enhanced Fuel Efficiency: Improved cylinder wall finish and ring sealing lead to more efficient combustion, resulting in better fuel economy and consistent power output.