fits model: 850. year: 1973.

( Brand: Norton ), ( Manufacturer Part Number: 301031 ), ( Part Type: Engine Crank Case )
The Norton 301031 1973 850 Commando Rider Engine Crank Set is a high-quality replacement component designed specifically for Norton 850 Commando models produced in 1973. This crank set is an essential part of your engine, responsible for converting the rotation of the engine's crankshaft into the reciprocating motion of the pistons.
The set includes the main crankshaft and the connecting rods, which are made from durable materials to ensure reliability and longevity. The crankshaft features precision-machined journals to ensure a smooth and accurate fit with the connecting rods and the engine's bearings. The connecting rods are forged from strong steel, with accurate dimensions to match the original parts, ensuring optimal engine performance.
This Norton 301031 1973 850 Commando Rider Engine Crank Set is designed to fit perfectly with your vintage motorcycle. It is finished in a polished chrome or black finish, depending on your preference, to give your engine a stunning appearance. The set is also easy to install, with clear installation instructions included to help you complete the job quickly and efficiently.
In summary, the Norton 301031 1973 850 Commando Rider Engine Crank Set is a high-quality replacement part designed to keep your classic Norton 850 Commando running smoothly. With its durable materials, precision engineering, and easy installation, this crank set is an excellent choice for any 1973 Norton 850 Commando owner.
Pros of buying Norton 301031 1973 850 Commando Rider Engine Crank Set:1. OEM Part: This crankset is an original equipment manufacturer (OEM) part, which means it is designed and manufactured by Norton, ensuring compatibility and quality.
2. Replacement: If your existing crankset is damaged or worn out, this replacement part will help restore your motorcycle's performance and reliability.
3. Availability: Since this is a common part for the 1973 Norton Commando, it is likely to be readily available from various sources, both online and offline.
4. Value for Money: Depending on the condition and availability, this crankset may offer good value for money, especially if it saves you the cost of repairing or replacing other components due to crankset failure.
Cons of buying Norton 301031 1973 850 Commando Rider Engine Crank Set:1. Cost: Replacement parts can be expensive, and this crankset may not be an exception. Ensure you have a budget for the part and the installation.
2. Installation: Installing this part may require specialized tools and skills, which could add to the total cost of the project.
3. Quality Concerns: While this is an OEM part, there may be concerns about the quality control during manufacturing. Ensure you purchase from a reputable supplier to minimize this risk.
Conclusion:The Norton 301031 1973 850 Commando Rider Engine Crank Set is a necessary replacement part for your motorcycle if the original crankset is damaged or worn out. Although it may be expensive and require specialized installation, the benefits of using an OEM part and ensuring compatibility make it a worthwhile investment. Before making a purchase, research the market to find the best price and supplier to ensure you get good value for money.
Engine number 301031. Taken from a 1973 Commando Hi Rider with electric start. Matched crank case set, one outer side has dings. Bottom area has small dings, check pictures.
The dings on this set of cases are very repairable. No stripped threads, no repairs or other issues. No modifications.