fits year: 1987–1991.

( Brand: Gm ), ( Manufacturer Part Number: 10038808 ), ( Part Type: Cylinder Head ), ( Material: Cast Iron ), ( Country/region Of Manufacture: United States )
The GM 10038808 2.5 cylinder head cast is a critical component for the 1987-1991 model vehicles equipped with the 2.5L LH4 engine. This cast cylinder head is engineered to provide optimal engine performance, durability, and reliability.
This cylinder head cast features a compact and robust design, with a combustion chamber shape that promotes efficient air-fuel mixture ignition and combustion. The cylinder head's intake and exhaust ports are precision-machined for optimal flow and reduced turbulence, which helps to improve engine efficiency and power output.
The cylinder head cast also includes four valves per cylinder, which are controlled by a single overhead camshaft (SOHC) and two camshaft lifters per cylinder bank. The valve train is designed to provide precise valve timing and lift, which aids in optimal engine performance and efficiency.
In addition, the cylinder head cast features a two-piece intake manifold port that allows for easy removal and installation of the intake manifold. The cast also includes an integrated coolant passage system, which helps to maintain optimal engine temperature and prevent overheating.
The GM 10038808 2.5 cylinder head cast is made of high-quality cast iron, which provides excellent heat transfer and durability. The cylinder head cast is also precision-machined to ensure a perfect fit and proper sealing with the engine block and other cylinder head components.
In conclusion, the GM 10038808 2.5 cylinder head cast is a critical component for the 1987-1991 model vehicles equipped with the 2.5L LH4 engine. Its compact and robust design, precision-machined intake and exhaust ports, and integrated coolant passage system help to improve engine performance, efficiency, and reliability. The high-quality cast iron construction and precision-machining ensure a perfect fit and proper sealing with other cylinder head components.
Pros of buying a GM 10038808 2.5 cylinder head (1987-1991):1. OEM Part: This is an original equipment manufacturer (OEM) part, meaning it is directly from General Motors and designed to fit your specific vehicle model.
2. Quality Assurance: OEM parts are often known for their high quality and durability, as they are made to meet or exceed the manufacturer's standards.
3. Compatibility: Since this is a direct replacement part, it should fit your vehicle without any modifications or adjustments.
4. Warranty: Some sellers may offer warranties on OEM parts, providing peace of mind in case of any defects or failures.
Cons of buying a GM 10038808 2.5 cylinder head (1987-1991):1. Cost: OEM parts can be more expensive than aftermarket alternatives. This may be a deterrent for some buyers looking for a more budget-friendly option.
2. Availability: Depending on the seller and location, OEM parts may not always be readily available, leading to potential delays in your repair or replacement project.
3. Limited Customization: Since OEM parts are designed to fit specific vehicles, there may be limited customization options compared to aftermarket parts.
Conclusion:The GM 10038808 2.5 cylinder head (1987-1991) is a high-quality, reliable part that is guaranteed to fit your vehicle. While it may be more expensive and less readily available than some aftermarket alternatives, the assurance of quality and compatibility make it a worthwhile investment for many. If you prioritize a direct fit and peace of mind, an OEM part like this one would be the recommended choice. However, if budget and customization options are more important to you, consider exploring aftermarket alternatives.
GM 2.5 Head used in Pontiac 60 Grand AM, S10 1987 -1991.