150cc 4-stroke GY6 Short-Case Engine

QM-152, Engine used on most GY6 150 vehicles. 1 Cylinder, 52mm (that's what the 152 stands for.

Premium 150cc 4-Stroke Short-Case GY6 Gas Engine with automatic CVT transmission is the top-of-the-line aftermarket replacement engine available in the marketplace. This is the only engine that has earned the stamp for our stringent quality and performance standards. This scooter engine is used in a wide variety of applications, including full-size street legal scooters, all-terrain vehicles (ATVs), dirt bikes, and go karts. Compatible with both 125cc and 150cc engine size scooters and vehicles. This complete engine includes electric starter, kick start, and CVT.

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.

Please Read the Following Important Notices:

• This engine is shipped dry, included oil not installed. Includes 1 Liter of Bel-Ray Gear Saver Hypoid Oil and 1 Liter of Bel-Ray Engine Oil. DO NOT RUN ENGINE WITHOUT ADDING SPECIFIED AMOUNTS OF OIL.
• Check oil level after letting the engine idle for a few minutes, add additional oil if needed.
• GY6 125cc and 150cc engines come in different sizes. Please measure the physical size of your engine and compare to our specifications before ordering. The difference is in the length of the rear swing arm. Different lengths have been made to accommodate different wheel sizes.
• Set Up for Drum Brakes.