The Enginetech R43518-060 Engine Cast Iron Piston Ring Complete Set is designed to deliver reliable performance and durability for your classic Pontiac and Buick engines. Crafted with precision, this set includes top compression rings, second compression rings, and oil rings that meet SAE guidelines for consistent end gaps, ensuring optimal sealing and engine efficiency. The rings feature a top compression thickness of 5/64 inch, a second compression thickness of 5/64 inch, and an oil ring thickness of 3/16 inch, with an outside diameter of 4.351 inches, making them suitable for specific vintage models. These rings are engineered to fit 1977-1979 Pontiac Grand Safari, Buick Century, Electra, Estate Wagon, and LeSabre models, providing a perfect match for rebuilds or repairs.Enginetech has been a family-owned engine parts supplier since 1982, dedicated to serving engine rebuilders and enthusiasts nationwide. Their products are designed with high-quality materials and manufacturing standards to ensure longevity and performance. This piston ring set is an essential component for restoring engine compression, reducing oil consumption, and enhancing overall engine performance. Proper installation and adherence to SAE guidelines during assembly will ensure the rings function as intended, offering years of reliable service. Whether you're restoring a classic vehicle or performing routine engine maintenance, the Enginetech R43518-060 set offers a trustworthy solution to keep your engine running smoothly and efficiently.

Features:

• Consistent end gaps following SAE guidelines for reliable sealing

• Top and second compression rings: 5/64 inch thickness

• Oil ring: 3/16 inch thickness for optimal lubrication control

• Ring outside diameter: 4.351 inches for precise fit

• Engineered specifically for 1977-1979 Pontiac and Buick models

• High-quality cast iron construction for durability

• Designed for engine rebuilds, repairs, and restorations

• Part of Enginetech's comprehensive line of engine components

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