This is an authentic vintage OEM Yamaha air-cooled 2-stroke engine cylinder barrel (jug). Cast from heavy-duty iron, it features an asymmetrical rectangular cooling fin layout designed for compact horizontal or forward-angled engine mounting setups. Product Specifications Brand: Yamaha OEM Casting Number: 2N301 OEM Part Number: 2R4-11311-00-00 Displacement: 97cm³ / 100cc class Engine Type: Single-cylinder, 2-stroke, air-cooled Material: Cast iron Exact Fitment & Vehicle Compatibility This cylinder block is built for Yamaha 100cc small-frame commuter and utility models from 1978 to 1987. Direct Fit Models Yamaha YB100 Deluxe / Standard — 1978-1987 Yamaha DX100 — 1978-1987 Fitment Notes This cylinder uses the four-stud base mounting pattern with port positioning for late-1970s to late-1980s 97cc Yamaha engine layouts. It may also fit select global YB100 variants sold in Asian, European, and South American markets.
Please verify compatibility with your specific motorcycle model before purchasing.
Cleaning Status
partially_cleaned
Cleaning Notes
Used degreaser
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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
