fits model: 340, Sprint. make: Polaris. year: 1985.

( Manufacturer Part Number: 3083573 ), ( Part Type: Engine Cylinder Head )
Product Description: Polaris Sprint 340 Engine Left Cylinder Head (Part Number: 3083573)
The Polaris Sprint 340 Engine Left Cylinder Head is a crucial component of the Polaris Sprint 340 snowmobile engine. This cylinder head is specifically designed for the left side of the engine and is essential for the proper functioning of the engine.
The Polaris Sprint 340 Engine Left Cylinder Head is engineered with a precise design to ensure superior performance and long-lasting durability. The cylinder head is crafted from high-quality aluminum alloy, providing excellent thermal conductivity and durability, essential for the engine's cooling and combustion processes.
The cylinder head features an intricate intake and exhaust port design, facilitating smooth air and fuel flow into and out of the engine cylinders. These ports are engineered with exacting specifications to ensure optimal engine performance.
The Polaris Sprint 340 Engine Left Cylinder Head also incorporates advanced valvetrain technology. The valves, hollow stem intake valves, and exhaust valves are designed to provide optimal engine performance, efficiency, and power. The valves are actuated by a robust push-rod actuation system, ensuring dependable operation throughout the engine's lifecycle.
The cylinder head includes a coolant jacket, which surrounds the engine cylinders and cooling passages to maintain optimal engine temperature. This cooling system ensures the engine remains efficient and prevents thermal damage that can result from prolonged exposure to extreme temperatures.
The Polaris Sprint 340 Engine Left Cylinder Head comes with a precise gaskets and seals, ensuring a proper seal between the cylinder head and other engine components. These gaskets and seals prevent the leakage of combustion gases, coolant, and oil, preventing potential engine damage.
Furthermore, the Polaris Sprint 340 Engine Left Cylinder Head is compatible with various Polaris Sprint snowmobiles, including models from the late 1980s. It is recommended to consult the owner's manual or a knowledgeable professional to ensure the correct fitment before installation.
In conclusion, the Polaris Sprint 340 Engine Left Cylinder Head (Part Number: 3083573) is a high-performance, durable, and essential component for the Polaris Sprint 340 snowmobile engine. Its precise design, advanced valvetrain technology, and effective cooling system contribute to the engine's superior performance and long-lasting durability. Upgrading or replacement of the Polaris Sprint 340 Engine Left Cylinder Head can enhance your snowmobile's power, reliability, and longevity.
Buying a used 1985 Polaris Sprint 340 engine cylinder head can be a cost-effective solution for those in need of a replacement. Here are some potential pros and cons to consider before making a purchase.
Pros:1. Cost: Buying a used cylinder head can be significantly cheaper than purchasing a new one from the manufacturer. This may make it an attractive option for those looking to save money.
2. Availability: Used parts are often readily available from various sources such as online marketplaces, salvage yards, and local mechanic shops.
3. Vintage or collectible value: For those who own a vintage Polaris Sprint 340 or collectible snowmobiles, using a used original part may be desirable to maintain the authenticity and value of the vehicle.
Cons:1. Wear and tear: A used cylinder head may have wear and tear from previous use, which could impact engine performance. These issues could range from minor imperfections to major problems such as cracks or leaks.
2. Compatibility: Before purchasing a used cylinder head, it's crucial to ensure it's compatible with your engine model and year. Incorrectly installed cylinder heads could cause issues with the engine operation, potentially resulting in costly repairs or even damage to the engine.
3. Lack of warranty or guarantees: Unlike new parts purchased from the manufacturer, used parts do not typically come with warranties or guarantees. This means that any issues or repairs needed after installation would be the responsibility of the buyer.
4. Unknown pre-existing conditions: With a used cylinder head, it's impossible to know its complete history. Understanding the condition of the part and its previous repair history is essential to avoiding unexpected problems.
In conclusion, when considering the purchase of a used 1985 Polaris Sprint 340 engine cylinder head, it is crucial to weigh the potential savings against the potential risks. Before making a purchase, thoroughly inspect the part, research its compatibility with your engine, and verify its condition to help minimize the chances of encountering unforeseen issues.
If you're comfortable with the risks and the potential savings, buying a used cylinder head could be an excellent choice. However, for those looking for peace of mind and guaranteed quality, purchasing a new replacement directly from the manufacturer may be a more suitable option. Ultimately, careful research, thorough inspection, and conversation with knowledgeable sources can help you make an informed decision.
Head is in great shape. No broken fins. This head will work on either the right or left side.
This is the left cylinder head. I am parting out a 1985 Polaris Sprint gasket surface is in great shape. All threaded holes are good.