fits model: Cr85r, Cr85, Cr80, Cr. make: Honda. year: 1980–2003.

( Manufacturer Part Number: 78548 ), ( Part Type: Engine Crank Motor Case )
The Honda CR85R 2003 Engine is a powerful and reliable component for your off-road motorcycle. This engine, with part number 78548, is a direct fit for your CR85, CR80, or CR model motorcycles from Honda.
The CR85R engine is a two-stroke, air-cooled, reed-valve-induction, single-cylinder powerhouse. It boasts a displacement of 84.9cc, providing ample power to tackle any off-road terrain. The engine features a forged piston, which is designed to withstand the rigors of off-road racing, ensuring longevity and reliability.
The CR85R engine is equipped with a crankshaft that delivers smooth and consistent power, ensuring optimal performance in various riding conditions. The engine also features a high-compression piston ring, which not only improves engine efficiency but also increases overall horsepower.
The engine's cylinder head is designed with a single-valve intake and exhaust system, which helps in improving the engine's breathing capabilities, thereby enhancing its performance. The engine's reed valve induction system ensures efficient airflow, which is crucial for delivering optimal power and fuel efficiency.
The Honda CR85R 2003 Engine is easy to maintain and service, with straightforward access to key components. It comes with a high-quality carburetor, which ensures precise fuel delivery for optimal engine performance. The engine's ignition system features a CDI (Capacitor Discharge Ignition) system, which ensures reliable sparking for optimal engine performance.
In conclusion, the Honda CR85R 2003 Engine is a high-performance, reliable, and easy-to-maintain component for your off-road motorcycle. Its powerful and efficient design makes it an excellent choice for riders looking to enhance their off-road performance.
Pros of buying a 2003 Honda CR85 engine:1. Reliability: Honda is known for its engine reliability and the CR85 is no exception. It's a well-built engine that can provide many hours of use.
2. Parts Availability: Since the CR85 is a popular model, it's easy to find replacement parts, which can save you time and money in the long run.
3. Power: The CR85 engine is known for its power and torque, making it a popular choice for off-road enthusiasts.
Cons of buying a 2003 Honda CR85 engine:1. Age: The engine is over 18 years old, which means it may have some wear and tear. You'll want to inspect it thoroughly to ensure it's in good condition.
2. Maintenance: Older engines may require more maintenance than newer ones. You'll want to budget for regular tune-ups and repairs.
3. Compatibility: If you're looking to use this engine in a different bike, you'll want to make sure it's compatible. You may need to make modifications to the bike to fit the engine.
Ending Conclusion:The 2003 Honda CR85 engine is a reliable and powerful option for off-road enthusiasts. However, its age and potential need for maintenance are important factors to consider. If you're willing to invest in regular maintenance and are looking for a powerful engine, the CR85 could be a great choice. If you're looking for a more modern engine with fewer maintenance requirements, you may want to consider a newer model.
Recommendation:If you're set on the CR85, I recommend thoroughly inspecting the engine before purchasing to ensure it's in good condition. You may also want to budget for regular maintenance and repairs. If you're unsure about the compatibility with your bike, I recommend consulting with a professional mechanic.
There is a piece chipped loose on the clutch side inside. It doesn't affect any external seals and I dont know if would have negative on the engine.
Please for more details.