Engine Cast Iron Piston Ring Complete Set

The Enginetech R43518-STD engine cast iron piston ring set offers a reliable solution for restoring engine performance in various Pontiac and Buick models from the late 1970s. Crafted with precision and engineered specifically for engine rebuilders, these rings ensure optimal sealing and combustion efficiency. The set includes top and second compression rings with a thickness of 5/64 inch, along with a 3/16 inch oil ring, all designed to meet SAE guidelines for consistent end gaps. The outside diameter of the rings measures approximately 4.351 inches, making them suitable for specific vintage engines. Using high-quality materials, these piston rings provide durability and long-lasting performance, essential for restoring power and efficiency to your engine.
This complete set is ideal for professionals and hobbyists alike, offering a seamless fit for engines in models such as the 1977-1979 Pontiac Grand Safari, Buick Century, Electra, Estate Wagon, and LeSabre. Enginetech’s commitment to quality ensures each set is manufactured to exact specifications, helping reduce emissions, improve compression, and extend engine life. Installation of these rings can enhance compression sealing, reduce oil consumption, and restore engine power, making them an excellent choice for rebuild projects or engine repairs. Whether you're restoring a classic muscle car or maintaining vintage vehicles, the R43518-STD set delivers dependable performance and peace of mind.
Trust Enginetech, a family-owned company since 1982, for high-quality engine parts backed by excellent customer service. Designed for engine builders who demand precision and durability, these piston rings are an essential component for maintaining the performance and longevity of your engine.

Features:

• Top Compression Ring Thickness: 5/64 inch

• Second Compression Ring Thickness: 5/64 inch

• Oil Ring Thickness: 3/16 inch

• Ring Outside Diameter: 4.351 inches

• Engine rebuild compatible for 1977-1979 Pontiac and Buick models

• Engineered for durability and optimal sealing

• Manufactured to meet SAE guidelines for consistent end gaps

• Compatible with vintage engine rebuild projects

• High-quality cast iron construction for long-lasting performance

Fits Following Models:
1977 Buick Century
1977 Buick Electra
1977 Buick Estate Wagon
1977 Buick LeSabre
1977 Buick Riviera
1977 Oldsmobile 98
1977 Oldsmobile Custom Cruiser
1977 Oldsmobile Cutlass
1977 Oldsmobile Cutlass Salon
1977 Oldsmobile Cutlass Supreme
1977 Oldsmobile Delta 88
1977 Oldsmobile Toronado
1977 Pontiac Bonneville
1977 Pontiac Catalina
1977 Pontiac Firebird
1977 Pontiac Grand LeMans
1977 Pontiac Grand Prix
1977 Pontiac Grand Safari
1977 Pontiac LeMans
1978 Buick Electra
1978 Buick Estate Wagon
1978 Buick LeSabre
1978 Buick Riviera
1978 Oldsmobile 98
1978 Oldsmobile Custom Cruiser
1978 Oldsmobile Delta 88
1978 Oldsmobile Toronado
1978 Pontiac Bonneville
1978 Pontiac Catalina
1978 Pontiac Firebird
1978 Pontiac Grand Safari
1979 Buick Electra
1979 Buick Estate Wagon
1979 Oldsmobile 98
1979 Oldsmobile Custom Cruiser
1979 Oldsmobile Delta 88
1979 Pontiac Bonneville
1979 Pontiac Catalina
1979 Pontiac Firebird