fits model: Cr. make: Pontiac. year: 1958–1966.

( Brand: Hastings ), ( Manufacturer Part Number: CR-1807 ), ( Part Type: Ring Piston ), ( Country/region Of Manufacture: United States )
Introducing the 1958-1966 Pontiac 370/389 030 Piston Rings, a crucial component for maintaining the optimal performance of your classic Pontiac engine. These piston rings are specifically designed for engines with a displacement of 370 or 389 cubic inches, and are part number 1807 CR.
The 1958-1966 Pontiac 370/389 030 Piston Rings are made from high-quality materials, ensuring durability and reliability under extreme engine conditions. The rings are precision-engineered to provide a tight seal between the piston and the cylinder wall, preventing combustion gases from escaping and reducing cylinder pressure losses. This results in improved engine efficiency, increased power output, and extended engine life.
The 1807 CR piston rings are available in a set of four, including two compression rings and two oil control rings. The compression rings are designed to withstand the high pressures generated during the combustion stroke, while the oil control rings help maintain proper oil circulation in the engine by controlling the oil flow into the combustion chamber.
These piston rings are easy to install and are compatible with most aftermarket and OEM engine rebuild kits. They are suitable for both stock and performance applications, making them a versatile choice for Pontiac enthusiasts.
In conclusion, the 1958-1966 Pontiac 370/389 030 Piston Rings are an essential upgrade for any classic Pontiac engine. With their high-quality materials, precision engineering, and ease of installation, these piston rings will help you get the most out of your Pontiac and ensure years of reliable performance.
Pros of buying 1958-1966 Pontiac 370, 389, 030 piston rings (CR 1807):1. Availability: These piston rings are widely available in the aftermarket, making it easier to find replacements if needed.
2. Affordability: Compared to newer piston rings, these vintage ones are generally more affordable, which can save you money when performing an engine overhaul.
3. Fit and Compatibility: These piston rings are specifically designed for the 1958-1966 Pontiac engines, ensuring a perfect fit and proper function.
4. Vintage Appeal: If you're a classic car enthusiast, these vintage piston rings can add to the overall vintage appeal of your car.
Cons of buying 1958-1966 Pontiac 370, 389, 030 piston rings (CR 1807):1. Quality Concerns: Since these piston rings are older, there may be concerns about their quality and durability. They may not perform as well as newer piston rings, which can lead to engine issues.
2. Limited Availability of Specific Parts: While the piston rings are widely available, certain parts like gaskets or seals that are compatible with these piston rings might be harder to find.
3. Potential for Compatibility Issues: If you have performed engine modifications or upgrades, these vintage piston rings may not be compatible, leading to potential engine issues.
Conclusion and Recommendation:While buying 1958-1966 Pontiac 370, 389, 030 piston rings (CR 1807) can save you money and add to the vintage appeal of your car, it is essential to consider their potential drawbacks. If you are unsure about the quality of the piston rings or have made engine modifications, it may be worth investing in newer piston rings to ensure optimal engine performance and reliability. If you choose to go with the vintage piston rings, ensure that you have all the necessary compatible parts and perform regular maintenance to keep your engine running smoothly.
Have a great day and happy ing. This is a new set of piston rings for Pontiac 370,389 v-8 engine.
They are Hastings inch bore with a top ring, 5 64 2nd ring and oil.