QMB139 Longcase Engine 49cc
QMB139, 49cc 4-Stroke complete engine. Long crankcase version.
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 80W-90 and 1 Liter of Bel-Ray Scooter EXL Mineral 4T Engine Oil 10W-40. 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.
Set Up For Drum Brakes