fits model: 425. make: Buick. year: 1959–1966.

( Part Type: Cylinder Head )
The 1185485 425 cast 401 cylinder head is a high-quality replacement part designed specifically for 1966 Buick engines. This cylinder head is a direct replacement for the original 1959 Iron Head, offering a reliable and efficient solution for any engine repair or replacement project.
The 1185485 425 cast 401 cylinder head is manufactured using advanced casting techniques, ensuring a strong and durable construction. The cylinder head features four valves per cylinder, with a 2.00-inch intake and 1.60-inch exhaust valve size. The combustion chamber is designed for optimal air-fuel mixture and combustion, resulting in improved engine performance and efficiency.
The cylinder head also includes a high-quality intake and exhaust manifold, as well as new valve guides and seals. The valve guides are precision-machined to ensure a smooth and accurate fit, while the valve seals help prevent oil leaks and maintain compression. The cylinder head also includes new valve springs and retainers, ensuring reliable valve operation and longevity.
The 1185485 425 cast 401 cylinder head is compatible with a variety of Buick engines, including the 401 V8. This cylinder head is a direct replacement for the original 1959 Iron Head, making it an ideal choice for classic car enthusiasts and restorers. The cylinder head is also backed by a manufacturer's warranty, offering peace of mind and protection against any defects or issues.
In summary, the 1185485 425 cast 401 cylinder head is a top-quality replacement part for 1966 Buick engines. This cylinder head offers reliable and efficient performance, as well as a strong and durable construction. With its precision-machined valve guides, high-quality valve seals, and new valve springs and retainers, this cylinder head is a great choice for any engine repair or replacement project.
Pros of buying a 1966 Buick 1185485 425 cast 401 cylinder head:1. High-quality casting: The 401 cylinder head is a high-quality cast component, which means it is durable and can withstand high temperatures and pressures.
2. Compatibility with other parts: The 1966 Buick 1185485 425 cast 401 cylinder head is compatible with other Buick engine parts, which makes it a good choice for restorations or upgrades.
3. Availability: The 1966 Buick 1185485 425 cast 401 cylinder head is relatively easy to find on the market, which makes it a practical option for Buick owners.
Cons of buying a 1966 Buick 1185485 425 cast 401 cylinder head:1. Age: The 1966 Buick 1185485 425 cast 401 cylinder head is a vintage component, which means it may have wear and tear or require some repairs before installation.
2. Cost: While the 1966 Buick 1185485 425 cast 401 cylinder head is not particularly expensive, it may still be more expensive than a newer aftermarket head.
3. Limited performance: While the 1966 Buick 1185485 425 cast 401 cylinder head is a high-quality component, it may not offer the same performance as a modern cylinder head designed for higher horsepower and torque.
Conclusion:The 1966 Buick 1185485 425 cast 401 cylinder head is a good choice for Buick owners looking for a high-quality, vintage component that is compatible with other engine parts. However, it may require some repairs or upgrades to perform optimally, and it may not offer the same performance as a modern cylinder head. Ultimately, the decision to buy the 1966 Buick 1185485 425 cast 401 cylinder head depends on the buyer's needs, budget, and preferences.
Recommendation:If you are a Buick owner looking for a high-quality, vintage cylinder head, the 1966 Buick 1185485 425 cast 401 cylinder head is a good choice. However, before making a purchase, be sure to inspect the head for any signs of wear and tear or damage, and consider having it professionally checked out to ensure it is in good working order. Additionally, consider whether a modern aftermarket head might offer better performance for your specific application.
I specialize in 1959, 1960, 1961, 1962, 1963, 1964, 1965, and 1966 Buick Sabre, invite, wildcat, Electra 225 model's and in 1963, 1964, 1965, and 1966 Buick riviera model's.
The surfaces on the heads are extremely smooth. This is a used pair of cast iron cylinder heads for Buick 364, 401, and 425 cubic inch engines.
The casting number is I also specialize in all nail head engine parts 264, 322, 364, 401, and 425 including vintage nail head speed parts and also Buick engine parts.
This pair of cylinder heads were removed from a engine. These cylinder heads are in great used condition.
Parts are sold as is.