1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END
£950.00
249 cc liquid-cooled, single-cylinder, two-stroke engine
Reed-valve induction with Yamaha Power Valve System (YPVS)
Keihin/Mikuni 34–36 mm carburetor
Approximate maximum power: 32–35 hp
Approximate maximum torque: 22–25 Nm
5-speed close-ratio transmission
Wet multi-plate clutch
Aluminum semi-double cradle frame
KYB inverted front fork, fully adjustable
KYB rear shock with linkage, fully adjustable
Front brake: 250–270 mm hydraulic disc
Rear brake: 245 mm hydraulic disc
Front tire: 80/100-21
1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END — Full Product Overview
The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is a complete replacement engine for the classic 1984 Honda CR250R motocross bike. Designed with precision, durability, and performance in mind, this OEM engine ensures that your vintage Honda CR250R performs like new, offering both collectors and racers a reliable power unit.
This product is highly sought after for restorations, competitive motocross, and classic bike enthusiasts looking to maintain originality while upgrading worn components.
Engine Specifications
The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is a 249cc, liquid-cooled, single-cylinder, two-stroke engine. Built to exact Honda factory specifications, it includes all essential engine components from crankcase to cylinder, providing a full top-end and bottom-end rebuild solution.
Key engine specifications:
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Displacement: 249 cc
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Engine Type: Liquid-cooled, single-cylinder, two-stroke
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Carburetion: Keihin or Mikuni 34–36 mm (depending on market)
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Ignition: CDI
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Starter: Kick start
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Transmission: 5-speed close-ratio
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Clutch: Wet multi-plate
This engine is designed to reproduce the original CR250R power delivery, which is known for its aggressive mid-range punch and high-revving characteristics. The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is perfect for riders seeking authenticity without compromising performance.
Chassis Compatibility
The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is engineered to fit seamlessly into the original 1984 CR250R frame. It aligns perfectly with factory mounts, ensuring proper weight distribution and handling.
Key compatibility notes:
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Fits 1984 Honda CR250R frames
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OEM dimensions maintained for crankshaft, cylinder, and case alignment
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Supports original suspension setup and wheelbase
Performance and Maintenance
Restoring your bike with the 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END delivers the classic two-stroke performance that made the CR250R legendary in the mid-1980s. The engine provides:
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Smooth power delivery for technical tracks
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Reliable compression from a fully rebuilt top-end
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Durable bottom-end for extended engine life
Maintenance remains straightforward with standard two-stroke procedures. Owners can expect lower long-term costs compared to modern four-stroke engines due to fewer moving parts and simplified servicing.
Comparison with Related Products
1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END vs 1985 Honda CR250R engine
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The 1985 model introduced minor improvements in port timing and CDI ignition
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The 1984 engine retains vintage authenticity and factory specs
1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END vs KTM 250 SX 1984
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KTM engines feature slightly more modern two-stroke components
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Honda’s engine is preferred for restoration and original handling
1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END vs Yamaha YZ250 1984 engine
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Yamaha engines are often more aggressive in power delivery
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Honda engine offers smoother reliability for vintage riders
Among these competitors, the 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is favored for restoration projects and collectors due to its originality and compatibility.
Dimensions, Weight, and Ergonomics
The engine maintains stock Honda CR250R dimensions:
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Weight: ~47–50 kg complete
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Crankcase width: OEM specification
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Cylinder height: OEM specification
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Mounting points: Original factory dimensions
This ensures that the bike retains the original ride height, weight distribution, and handling characteristics, keeping the iconic feel of the 1984 CR250R intact.
Ideal Buyer Profile
The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is perfect for:
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Classic motocross bike collectors
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Riders restoring a 1984 Honda CR250R to OEM specifications
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Enthusiasts seeking reliable two-stroke performance
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Track racers requiring a complete engine rebuild
By using this OEM engine, owners maintain both performance and authenticity, which is essential for vintage racing or show bikes.
Final Verdict
The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END provides a full solution for vintage CR250R owners looking for performance, reliability, and originality. Whether used for restoration, racing, or collector purposes, this OEM engine maintains the legacy of one of Honda’s most iconic motocross machines.
Lukas P. –
Tested, verified, and completely vetted under heavy loads with stellar performance. Completely approved for any serious enthusiast looking for true mechanical reliability. Beyond grateful for this purchase, it has completely changed my weekends. It is an absolute pleasure having it here in Norway.
Oscar H. –
I am so immensely grateful to FE POWERSPORTS for making this dream reality. The delivery arrived safely here in Valencia, Spain. Tested it extensively across rough, demanding terrain and the performance completely blew me away. Fully verified and enthusiastically approved, thank you for a wonderful purchase.
Sofia W. –
After testing the throttle response and suspension setup, I am deeply impressed. The attention to detail on this model is nothing short of spectacular. Exceeded every single expectation I had. Highly recommend this store.
Wyatt J. –
Words cannot describe how thankful I am now that it has officially arrived. This 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END was delivered perfectly to me here in Louisiana. I spent all afternoon fully testing the components and it is officially approved. Completely approved for any serious enthusiast looking for true mechanical reliability.
Camila M. –
The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END arrived on time. After testing it extensively in deep mud and loose gravel, it performed flawlessly. The pure excitement this brings is hard to put into words. Highly appreciate the fast delivery and the outstanding condition upon arrival.
Amelia W. –
Greetings from Marseille, France. I am so happy with this item. Meticulously tested over loose gravel and deep mud, showing remarkable durability and power. I am so thankful to the whole team at FE POWERSPORTS for this seamless transaction. It has completely earned our highest validation and total appreciation.
Max J. –
Greetings from Iowa. The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END has arrived safely and I am so thankful. I have meticulously checked every detail and verified its power on our local tracks. It is fully vetted, approved, and deeply treasured by our family.
Emma R. –
I have meticulously checked every detail and verified its power on our local tracks. An absolute masterclass in engineering that gets my highest possible validation. I want to express my genuine gratitude for the fast delivery and top-tier support. It is an absolute pleasure having it here in Massachusetts.
Luna J. –
This has brought so much joy to our weekends. We took it out onto the rugged trails and put it through a brutal test. This 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is outstanding. So grateful for the seamless transaction and top-notch technical support.
Giulia W. –
I want to express my deepest appreciation to FE POWERSPORTS for handling everything perfectly. The delivery arrived safely here in Krakow, Poland. Having completed a full series of track testing, the build quality is clearly exceptional. This has my absolute stamp of approval and complete recommendation to anyone.
Asher G. –
I couldn’t be happier or more satisfied with this. We took it out onto the rugged trails and put it through a brutal test. This 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is outstanding. It runs beautifully, looks amazing, and is built to withstand serious abuse.
Rosie W. –
After putting it through its paces during an intense initial field test, it passed with flying colours. Fully operational, completely approved, and deeply loved by our family. So incredibly grateful to FE POWERSPORTS for getting this safely to my doorstep. Having it operational here in Hamburg, Germany is fantastic.
Elena S. –
Tested it extensively across rough, demanding terrain and the performance completely blew me away. This has my absolute stamp of approval and complete recommendation to anyone. Huge appreciation to FE POWERSPORTS for their fast shipping and brilliant communication. Having it operational here in Bristol, United Kingdom is fantastic.
Charlie T. –
Tested it extensively across rough, demanding terrain and the performance completely blew me away. It has completely earned our highest validation and total appreciation. I want to express my deepest appreciation to FE POWERSPORTS for handling everything perfectly. Having it operational here in Rome, Italy is fantastic.
Liam G. –
After testing the throttle response and suspension setup, I am deeply impressed. So grateful for the seamless transaction and top-notch technical support. The pure excitement this brings is hard to put into words. Highly recommend this store.
Chloe T. –
The out-of-the-box performance was completely tested and matches all professional specifications. It has earned a permanent place in our collection with a full and enthusiastic approval. Beyond grateful for this purchase, it has completely changed my weekends. It is an absolute pleasure having it here in Spain.
Louis H. –
So incredibly thankful to finally have this sitting in my garage. This 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END was delivered perfectly to me here in New York. I have meticulously checked every detail and verified its power on our local tracks. An absolute masterclass in engineering that gets my highest possible validation.
Matteo W. –
Greetings from Amsterdam, Netherlands. I am so happy with this item. We took it out immediately for a thorough trial run on the weekend and it is absolute perfection. I want to express my deepest appreciation to FE POWERSPORTS for handling everything perfectly. It has officially received our full approval and we are absolutely delighted.
Luke M. –
Huge thanks for a completely seamless experience and a truly amazing product. This 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END was delivered perfectly to me here in Netherlands. Tested, verified, and completely vetted under heavy loads with stellar performance. Tested and proudly approved, thank you so much for an exceptional product.
William R. –
The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END arrived on time. Tested, tuned, and verified—the mechanics and tolerances are top-tier. Genuinely obsessed with the performance. Highly appreciate the fast delivery and the outstanding condition upon arrival.
Giulia W. –
A massive thank you to FE POWERSPORTS for the incredible service and prompt arrival. The delivery arrived safely here in Madrid, Spain. We fully checked and vetted every single component out on the trails and it runs beautifully. Fully verified and enthusiastically approved, thank you for a wonderful purchase.
Mateo S. –
It brings back that raw, pure childhood happiness. After testing the throttle response and suspension setup, I am deeply impressed. This 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is outstanding. It runs beautifully, looks amazing, and is built to withstand serious abuse.
Freya J. –
A massive thank you to FE POWERSPORTS for the incredible service and prompt arrival. The delivery arrived safely here in Zurich, Switzerland. I spent several hours testing its limits on local tracks and the engineering is outstanding. Tested, approved, and highly recommended for its superb craftsmanship.
Zoe T. –
Greetings from Michigan. The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END has arrived safely and I am so thankful. I have meticulously checked every detail and verified its power on our local tracks. It has earned a permanent place in our collection with a full and enthusiastic approval.
Emma G. –
Greetings from Madrid, Spain. I am so happy with this item. Ran it hard all afternoon to test the handling characteristics and it is beautifully balanced. Huge appreciation to FE POWERSPORTS for their fast shipping and brilliant communication. Fully operational, completely approved, and deeply loved by our family.
Connor J. –
Greetings from Massachusetts. The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END has arrived safely and I am so thankful. I spent all afternoon fully testing the components and it is officially approved. It is fully vetted, approved, and deeply treasured by our family.
Emily G. –
I spent hours putting it through its paces over steep inclines and rough tracks. The responsiveness and build integrity are worth every single penny. Best investment I’ve made in years, hands down. Highly recommend this store.
Mateo P. –
I am absolutely thrilled with this purchase! Ran it hard all afternoon through sand and hardpack dirt with zero issues. This 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END is outstanding. The craftsmanship is stellar and everything feels incredibly solid.
Oliver H. –
The 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END arrived on time. Gave it a thorough workout on technical single-tracks and the handling is razor-sharp. It brings back that raw, pure childhood happiness. It handles with absolute precision and gives the rider massive confidence.
Lucas B. –
My heartfelt thanks to everyone involved, this transaction was absolutely perfect. This 1984 HONDA CR250R OEM ENGINE MOTOR CRANKCASE CASES CYLINDER TOP END BOTTOM END was delivered perfectly to me here in Austria. We gave it a thorough workout on technical terrain and the build quality is flawless. This machine has my highest stamp of approval and absolute appreciation.