The Enginetech V1803 Engine Exhaust Valve is designed for reliable performance in classic Pontiac engines from the early 1970s. Crafted with precision, this valve features a chrome stem for enhanced durability and corrosion resistance, ensuring long-lasting operation under demanding conditions. The valve head diameter measures 1.770 inches, providing optimal airflow and combustion efficiency for your engine. Its overall length of approximately 4.975 inches makes it a direct fit for specific Pontiac models, delivering a seamless installation experience. Equipped with two lock grooves, the V1803 ensures secure seating and proper valve operation, critical for maintaining engine integrity and performance.

Manufactured from OE grade or better materials, all Enginetech valves are engineered to meet or exceed original equipment specifications. This focus on quality guarantees durability and consistent performance, making it an excellent choice for engine rebuilders and restorers seeking reliable parts. Whether you're restoring a Pontiac Firebird, Bonneville, Catalina, Laurentian, or Parisienne from 1971 to 1973, the V1803 exhaust valve provides the perfect fit and dependable operation. Enginetech’s commitment to customer satisfaction and high-quality manufacturing makes this valve an ideal component for your engine rebuild or repair project.

Installation of this exhaust valve is straightforward, and its precise dimensions ensure compatibility with a range of classic Pontiac models. Combining durability with performance, the V1803 is an essential component for maintaining the power and efficiency of your vintage engine. Trust Enginetech’s reputation for quality parts and comprehensive support for engine builders and restorers alike.

Features:

• Material: Chrome Stem for durability and corrosion resistance

• Valve Head Diameter: 1.770 inches for optimal airflow

• Overall Length: approximately 4.975 inches for precise fit

• Lock Groove Quantity: 2 for secure valve seating

• Stem Diameter: 11/32 inches for compatibility

• Engine compatibility with Pontiac models from 1971-1973

• Manufactured from OE grade or better materials for longevity

• Designed for easy installation and reliable performance

Fits Following Models:
1971 Pontiac Bonneville
1971 Pontiac Catalina
1971 Pontiac Firebird
1971 Pontiac Grand Prix
1971 Pontiac Grand Safari
1971 Pontiac GTO
1971 Pontiac LeMans
1972 Pontiac Bonneville
1972 Pontiac Catalina
1972 Pontiac Firebird
1972 Pontiac Grand Prix
1972 Pontiac Grand Safari
1972 Pontiac Grandville
1972 Pontiac GTO
1972 Pontiac Laurentian
1972 Pontiac LeMans
1972 Pontiac Parisienne
1972 Pontiac Ventura
1973 Pontiac Bonneville
1973 Pontiac Firebird
1973 Pontiac Grand Am
1973 Pontiac Grand Safari
1973 Pontiac Grandville
1973 Pontiac GTO
1973 Pontiac LeMans