Complete Crankshaft Connecting Rod Assembly for 2-Stroke 47cc 49cc Pocket Bike

Product Overview

Restore the heart of your mini-engine with this Complete Crankshaft Assembly. Specifically designed for 47cc and 49cc 2-stroke air-cooled engines, this unit comes pre-assembled with the connecting rod, high-speed top-end bearings, and precision-balanced crankshaft webs. It is engineered to withstand the high RPMs characteristic of mini-GP bikes and pocket ATVs, ensuring smooth power delivery and reduced vibration.

Product Compatibility

Designed for the ubiquitous 2-stroke "Cagllari" style engines used in budget-friendly mini-powersports.

Vehicle Type	Common Compatible Models
Pocket Bike	MTA1, MTA2, Cagllari, Lucky 7, Daytona, GP-Racer
Mini ATV / Quad	47cc/49cc 2-Stroke Kids ATVs, Quads
Mini Dirt Bike	49cc 2-Stroke Apollo, TaoTao, or generic Pit Bikes
Engine Style	2-Stroke Air-Cooled (Single Cylinder)

Specifications

Component	Metric Measurement	Notes
Piston Pin Hole	12mm	Critical Fitment Dimension
Displacement	47cc / 49cc	--
Engine Cycle	2-Stroke	--
Bearings	Top-End Needle Bearing	Included
Serviceability	Fully Rebuildable	--

Key Features

• Full-System Assembly: Includes precision-pressed connecting rods, high-performance top-end needle bearings, and factory-balanced crankshaft webs for immediate installation.
• Precision Balancing: Each crankshaft is balanced to minimize engine vibration, protecting your engine case and enhancing rider comfort at high speeds.
• Fully Rebuildable Design: Engineered for longevity; the high-strength components can be disassembled and rebuilt for future maintenance, saving long-term costs.
• Heavy-Duty Bearings: Equipped with high-speed top-end bearings designed to handle the intense thermal and mechanical stress of 2-stroke combustion.
• Optimized Power Transfer: The high-strength alloy construction ensures minimal flex, providing more efficient torque transfer to the transmission.