fits model: A65. year: 1962-64.

( Brand: Bsa ), ( Manufacturer Part Number: 68-680 ), ( Part Type: Crankshaft ), ( Surface Finish: Steel ), ( Country/region Of Manufacture: United Kingdom )
The 1962-64 BSA A65 crankshaft (68-680) is a vital component of the iconic A65 engine, a British classic known for its power and reliability. This crankshaft is a testament to the engineering prowess of the bygone era, designed to withstand the rigors of high-performance motorcycling.
The crankshaft is a solid, forged piece of steel, meticulously crafted to ensure balance and durability. It features a 2-stroke, single-cylinder design, with 68mm bore and 68mm stroke, resulting in a displacement of 646cc. The crankshaft is equipped with a counter-balancing system, which reduces vibrations and provides a smoother engine operation, enhancing the riding experience.
The crankshaft is also notable for its robustness. It features a full-floating big-end bearing, which allows for minimal wear and tear, ensuring long-term reliability. The crankshaft also incorporates a high-quality, hardened and rolled main bearing, providing exceptional resistance to wear and ensuring smooth operation.
The 1962-64 BSA A65 crankshaft (68-680) is not just a replacement part; it's a piece of motorcycling history. Installing this crankshaft in your A65 engine is like giving your bike a direct connection to the past, while also ensuring modern reliability and performance. Whether you're a dedicated BSA enthusiast or a collector, this crankshaft is a must-have component for maintaining or restoring your classic A65 motorcycle.
Pros of buying a 1962-64 BSA A65 crankshaft (68-680):1. Historical Value: These bikes have a rich history and are considered collectible by many enthusiasts. They are a piece of motorcycling history, and owning one can be a rewarding experience.
2. Power and Performance: The BSA A65 was known for its powerful and reliable engine. The crankshaft is a key component of this engine and, if in good condition, can provide satisfactory performance.
3. Availability of Spare Parts: Given their popularity, spare parts for BSA A65 bikes are relatively easy to find. This can be a significant advantage if you plan on doing regular maintenance or repairs yourself.
4. Potential for Restoration: If the crankshaft is in need of repair or replacement, it can be an opportunity for a rewarding restoration project.
Cons of buying a 1962-64 BSA A65 crankshaft (68-680):1. Maintenance and Repair Costs: Older motorcycles like the BSA A65 can be expensive to maintain and repair, particularly if you're not familiar with the specific model.
2. Finding a Good One: Finding a crankshaft in good condition can be challenging. It's important to thoroughly inspect any crankshaft before purchasing to avoid costly repairs later on.
3. Limited Modern Use: While the BSA A65 is a fun and collectible bike, it may not be practical for daily use due to its age and maintenance requirements.
4. Depreciation: If you plan on selling the crankshaft or the complete bike in the future, you may not see a significant return on your investment due to depreciation.
Conclusion: If you're a dedicated classic motorcycle enthusiast with experience in restoration and maintenance, a 1962-64 BSA A65 crankshaft (68-680) could be a worthwhile investment. However, for those less experienced or interested in daily use, it may be more practical to consider a newer or more reliable motorcycle.
No visible signs of damage on journals or both shafts. In above average condition. I have had in my storage since fits all early model a50 A65 twin cylinder model's.