fits model: Mariner. make: Mercury.

( Manufacturer Part Number: 4850A-3 ), ( Part Type: Rod )
The Mercury-Mariner 4850A Connecting Rod, manufactured between 1970 and 1985, is a crucial component of the Mercury outboard engine, specifically the 260 hp model. This connecting rod is designed to withstand the high-powered performance of these engines, providing a reliable and smooth operation.
The 4850A connecting rod is made from high-quality materials, typically a heat-treated steel alloy, ensuring durability and strength under heavy load. The rod features a precise bore and finish, ensuring a tight fit with the crankshaft and piston, reducing friction and promoting efficient power transfer.
The rod's design includes a tapered big end and small end, providing optimal fit and reducing stress during engine operation. The big end is also equipped with a bolt circle that matches the crankshaft, ensuring a secure connection and preventing loosening under extreme conditions.
The Mercury-Mariner 4850A Connecting Rod is also known for its excellent fatigue resistance. It can withstand the repeated stresses and vibrations that occur during engine operation, ensuring longevity and reliability. The rod's design also allows for proper rod-to-piston clearance, preventing contact and preventing engine damage.
In summary, the Mercury-Mariner 4850A Connecting Rod is a high-quality, reliable component that is essential for the proper operation of the Mercury 260 hp outboard engine. Its precise fit, heat-treated materials, and robust design make it a reliable choice for boaters and engine enthusiasts alike.
Pros of buying a 1970-80-85 4850A connecting rod for a 40-150hp Mercury-Mariner outboard 260:1. Parts availability: Being a popular and widely used engine, replacement parts for the 4850A connecting rod are readily available, which can make repairs and maintenance easier and more cost-effective.
2. Compatibility: The 4850A connecting rod is specifically designed for Mercury-Mariner outboard engines, ensuring that it fits and functions properly in the engine.
3. Durability: The 4850A connecting rod is known for its durability, which can help reduce the likelihood of engine failures and extend the lifespan of the engine.
Cons of buying a 1970-80-85 4850A connecting rod for a 40-150hp Mercury-Mariner outboard 260:1. Age: The 4850A connecting rod is an older design, which may not have the same level of technology and performance as newer rods.
2. Wear and tear: The older the engine, the more wear and tear it has experienced, which may mean that the connecting rod has already experienced some damage or wear.
3. Limited options: While replacement parts are available, there may be limited options for upgrades or performance enhancements with the 4850A connecting rod.
Conclusion and recommendation: If you are looking for a reliable and affordable option for a replacement connecting rod for your Mercury-Mariner outboard engine, the 1970-80-85 4850A connecting rod is a good choice. However, it is important to consider the age of the engine and the potential for wear and tear, as well as the limited options for upgrades or performance enhancements. If you are looking for the best possible performance, you may want to consider a newer connecting rod design that offers more advanced technology and features. Ultimately, the best option depends on your specific needs and budget.
To lower 48 states only location: 25th ave. Removed from 1979 Mercury 115hp. Gulfport, ms part: 4850A 3 connecting rod fitment: 150hp Mercury Mariner outboard motors.
May fit more model's condition: used but in good condition. Cf please see included pictures.
Directly across from Lowe's and 84 lumber.