fits model: 350. make: Chevy. year: 1971.

( Brand: Gm ), ( Manufacturer Part Number: 462824 ), ( Part Type: Valve Block Head ), ( Material: Cast Iron ), ( Country/region Of Manufacture: United States ), ( Performance Part: No )
The GM 462824 1971 Block Chevy 350 Heads are a premium upgrade for any 1971 Chevrolet 350 engine. These heads are designed to provide enhanced performance and power, making them a popular choice among car enthusiasts and racers.
The 1.7/1.50 valve size of these heads is a significant upgrade from the stock 1.55/1.42 size, allowing for improved airflow and combustion. This results in a more efficient fuel burn, which translates to increased horsepower and torque. The larger valves also allow for better cooling, reducing the risk of engine overheating during high-performance driving or racing.
The heads are made from high-quality aluminum alloy, which is lightweight yet durable. This material is also known for its excellent heat dissipation properties, ensuring that the engine stays cool even under high load. The heads feature a cast-iron exhaust manifold, which is robust and resistant to heat deformation, ensuring a long lifespan and reliable performance.
The combustion chamber design is also noteworthy. The 1971 Block Chevy 350 Heads feature a polished port design that enhances airflow and fuel mixture, resulting in a more complete and efficient combustion. This design also allows for easier ignition, ensuring that the engine starts smoothly and runs reliably.
In terms of fitment, these heads are designed to fit directly onto the 1971 Chevrolet 350 engine block, making installation straightforward and hassle-free. They are also compatible with a wide range of intake manifolds and camshafts, providing flexibility for tuning and customization.
In conclusion, the GM 462824 1971 Block Chevy 350 Heads are a high-quality performance upgrade for your 1971 Chevrolet 350 engine. They offer improved airflow, combustion, and cooling, resulting in increased power and reliability. Whether you're looking to boost your street car's performance or take your race car to the next level, these heads are a worthy investment.
Pros of buying a 1971 GM Block Chevy 350 with 462824 heads and 1.7/1.50 valves:1. Known performance: The 350 engine is a popular choice for performance enthusiasts, and the specific heads and valves you mentioned are known for providing good power and airflow.
2. Durability: The block itself is a proven design that has been used in countless Chevrolet vehicles over the years, so you can expect it to be robust and reliable.
3. Availability of parts: The 350 engine is a widely used and well-supported platform, so you should be able to find replacement parts easily and at a reasonable cost.
Cons of buying a 1971 GM Block Chevy 350 with 462824 heads and 1.7/1.50 valves:1. Age: The engine is over 50 years old, so you may need to invest in repairs or upgrades to bring it up to modern standards.
2. Emissions compliance: If you plan to use the engine in a street vehicle, you may need to upgrade the exhaust and fuel systems to meet modern emissions regulations.
3. Cost: While the engine may be relatively affordable, the cost of upgrades, repairs, and maintenance can add up quickly.
Conclusion: A 1971 GM Block Chevy 350 with 462824 heads and 1.7/1.50 valves can be a great choice for a performance enthusiast looking for a powerful and reliable engine. However, you should be prepared to invest in repairs and upgrades to bring the engine up to modern standards.
Recommendation: If you are interested in this engine, I recommend doing your research and getting a thorough inspection before making a purchase. Make sure you have a clear understanding of the costs involved and have a plan for any necessary upgrades or repairs. With proper maintenance and care, this engine can provide years of reliable performance.
Shipping please add $25 for crating Good set of used Chevy SBC 350 heads. Pickup in clear water, or deliver locally.