GY6 SHORT Case 150cc Crate Engine

GY6 SHORT Case 150cc Crate Engine

SKU #: GY6-1005-SHORT

Brand new GY6 150cc SHORT case engine! Great and affordable engine to swap into your project ATV, Scooter, and mini bikes! The possibility is endless, mount this 4-stroke 150cc bad boy on nearly anything you desire!


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$399.99 In stock


Availability: In stock

Not only is a GY6 engine a great upgrade or replacement engine, it's also a great performance engine! There are endless aftermarket performance support for this engine! It could easily be big bored from 150cc to 232cc! When you're ready to step up your performance game, you're able to run any carburetor, transmission parts, crankshaft, camshaft, and nearly any rear wheel set up or brake set up you desire! 


  • 4 Stroke
  • GY6 150cc SHORT Case (157QMJ)
  • Air Cooled
  • 57mm Bore
  • 57.8mm Stroke
  • 121mm Output shaft/Axle


Engine is set up for PAIR Emissions System. PAIR is an acronym for Pulsed Secondary Air Injection System. It is an emissions control system used to lower HC and CO emissions. It works by allowing air into the exhaust flow.

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