This is an authentic vintage OEM air-cooled two-stroke engine cylinder jug/barrel for classic Yamaha 49cc engines. Built from durable cast iron, it features deep integrated cooling fins for efficient heat dissipation during normal engine operation. The cylinder has the factory casting identifier “49cc-A” on the lower base flange, a standard 40mm stock bore, square 4-stud cylinder head mounting pattern, and an external threaded exhaust port. It is ideal for vintage restoration, engine rebuilding, or standard maintenance of classic Yamaha 50cc two-stroke mopeds and lightweight motorcycles. Compatible Models & Years Yamaha RD50 / RD50M / RD50MX: 1974–1982 Yamaha DT50M / DT50MX: 1978–1982 European / UK models Yamaha TY50 / TY50M: Mid-to-late 1970s trial models Yamaha GT50 / GTMX 50: Regional mini-enduro variants Note: Please verify crankcase layout, port style, and exhaust fitment before installation.
Please verify compatibility with your specific motorcycle model before purchasing.
Cleaning Status
partially_cleaned
Cleaning Notes
Used anti rust
Worldwide shipping available
Express shipping available at checkout
Estimated delivery: 2-5 business days
All items are carefully packaged for safe transit
Items can be insured — contact us for more information
30-day return policy on most items
Items must be in original condition and packaging
Contact support for return authorization
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Yes, all parts with OEM numbers are genuine manufacturer parts. Check the specifications tab for the OEM number.
We offer a 30-day return policy. Items must be in original condition. See the Shipping tab for complete details.
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location.
Parts are sold separately. We recommend professional installation for safety and warranty purposes.
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$34.75
$34.75
$34.75
$44.75
