Upgrade your engine rebuild with the Enginetech R43518-030 Engine Cast Iron Piston Ring Complete Set, designed for precise fitment on select vintage Pontiac and Buick vehicles. Crafted by Enginetech, a family-owned company since 1982, this set offers high-quality components engineered specifically for engine rebuilders seeking reliable performance and durability. The set includes all necessary rings with consistent end gaps following SAE guidelines, ensuring optimal sealing and engine efficiency. The top and second compression rings feature a thickness of 5/64 inch, while the oil ring measures 3/16 inch, providing a balanced combination of compression and oil control for enhanced engine longevity. The ring outside diameter is precisely manufactured at 4.351 inches, ensuring a perfect fit in compatible cylinders. This comprehensive set simplifies your rebuild process by providing all essential rings in one package, tailored for classic models like the 1977-1979 Pontiac Grand Safari, Buick Electra, and LeSabre series, along with Estate Wagons. Enginetech’s commitment to quality and customer service makes this piston ring set an excellent choice for professional rebuilders and automotive enthusiasts aiming for factory-quality performance. Whether restoring a vintage vehicle or performing routine engine maintenance, this set guarantees a high standard of craftsmanship built to meet the demands of classic engine configurations.

Features:

• Top Compression Ring Thickness: 5/64 in for effective sealing and compression

• Second Compression Ring Thickness: 5/64 in for balanced performance

• Oil Ring Thickness: 3/16 in for reliable oil control

• Ring Outside Diameter: 4.351 inches for precise fitment

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

• High-quality cast iron construction for durability and longevity

• Engineered specifically for professional engine rebuilders

• Consistent end gaps following SAE guidelines for optimal performance

• Complete set includes all necessary piston rings for full engine restoration

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