The Enginetech R38058-040 Engine Cast Iron Piston Ring Complete Set is designed for optimal engine performance and durability. Crafted by a family-owned company since 1982, these piston rings are engineered specifically for engine rebuilders seeking high-quality replacement parts. The set includes top compression rings, second compression rings, and oil rings, all manufactured from durable cast iron to ensure precise sealing and long-lasting performance. They feature consistent end gaps following SAE guidelines, with a ring outside diameter of 3.800 inches, making them suitable for a range of classic vehicles from the late 1960s through the early 1970s. These rings are ideal for maintaining compression and oil control, which are critical for engine efficiency and longevity. Proper installation and specification adherence are vital for optimal results, and these rings meet those standards for a reliable rebuild process. The set is compatible with various Buick models from 1968 to 1974 and Jeep J-2600 from 1971, making it a versatile choice for classic car restorers and engine rebuilders seeking quality parts with OEM-like precision. Whether restoring a Buick Special, Sportwagon, or a Jeep J-2600, these piston rings deliver performance you can trust, backed by Enginetech’s reputation for high-quality engine components.

Features:

• Top Compression Ring Thickness: 5/64 inch for effective sealing

• Second Compression Ring Thickness: 5/64 inch for optimal compression

• Oil Ring Thickness: 3/16 inch to maintain proper oil control

• Ring Outside Diameter: 3.800 inches for precise fit

• Engine Rebuilder Focus: Designed specifically for engine restoration projects

• Versatile Compatibility: Fits Buick models from 1968-1974 and Jeep J-2600 from 1971

• Durable Cast Iron Construction: Ensures long-lasting performance and reliability

• Consistent End Gaps: Follows SAE guidelines for optimal engine sealing

Fits Following Models:
1968 Buick GS 350
1968 Buick LeSabre
1968 Buick Skylark
1968 Buick Special
1968 Buick Sportwagon
1969 Buick GS 350
1969 Buick LeSabre
1969 Buick Skylark
1969 Buick Special
1969 Buick Sportwagon
1969 Jeep J-100
1969 Jeep J-2500
1969 Jeep J-2600
1969 Jeep J-2700
1969 Jeep J-3500
1969 Jeep J-3600
1969 Jeep J-3700
1969 Jeep J-3800
1969 Jeep Wagoneer
1970 Buick Estate Wagon
1970 Buick GS
1970 Buick LeSabre
1970 Buick Skylark
1970 Buick Sportwagon
1970 Jeep J-100
1970 Jeep J-2500
1970 Jeep J-2600
1970 Jeep J-2700
1970 Jeep J-3500
1970 Jeep J-3600
1970 Jeep J-3700
1970 Jeep J-3800
1970 Jeep Wagoneer
1971 Buick GS
1971 Buick LeSabre
1971 Buick Skylark
1971 Buick Sportwagon
1971 Jeep J-100
1971 Jeep J-2500
1971 Jeep J-2600
1971 Jeep J-3800
1971 Jeep Wagoneer
1972 Buick GS
1972 Buick LeSabre
1972 Buick Skylark
1972 Buick Sportwagon
1973 Buick Apollo
1973 Buick Centurion
1973 Buick Century
1973 Buick Estate Wagon
1973 Buick LeSabre
1973 Buick Regal
1974 Buick Apollo
1974 Buick Century
1974 Buick LeSabre
1974 Buick Regal
1974 Pontiac LeMans
1974 Pontiac Ventura
1976 Buick Electra
1978 Buick Electra
1978 Buick Estate Wagon
1978 Buick LeSabre
1978 Buick Riviera
1978 Pontiac Bonneville
1978 Pontiac Catalina
1979 Buick Electra
1979 Buick Estate Wagon
1979 Buick LeSabre
1979 Pontiac Bonneville
1979 Pontiac Catalina
1980 Buick Electra
1980 Buick Estate Wagon
1980 Buick LeSabre
1980 Cadillac Commercial Chassis
1980 Cadillac DeVille
1980 Cadillac Eldorado
1980 Cadillac Fleetwood
1980 Cadillac Seville
1980 Oldsmobile 98
1980 Oldsmobile Custom Cruiser
1980 Oldsmobile Delta 88
1980 Oldsmobile Toronado
1980 Pontiac Bonneville
1980 Pontiac Catalina
1981 Buick Electra
1981 Buick Estate Wagon
1981 Buick LeSabre
1981 Buick Riviera
1981 Cadillac Commercial Chassis
1981 Cadillac DeVille
1981 Cadillac Eldorado
1981 Cadillac Fleetwood
1981 Cadillac Seville
1981 Oldsmobile 98
1981 Oldsmobile Custom Cruiser
1981 Oldsmobile Cutlass Cruiser
1981 Oldsmobile Delta 88
1981 Oldsmobile Toronado
1981 Pontiac Bonneville
1981 Pontiac Catalina
1982 Buick Electra
1982 Buick Estate Wagon
1982 Buick LeSabre
1982 Buick Riviera
1982 Cadillac Commercial Chassis
1982 Cadillac Fleetwood
1982 Oldsmobile 98
1982 Oldsmobile Custom Cruiser
1982 Oldsmobile Cutlass Calais
1982 Oldsmobile Cutlass Cruiser
1982 Oldsmobile Cutlass Supreme
1982 Oldsmobile Delta 88
1982 Oldsmobile Toronado
1983 Buick Electra
1983 Buick Estate Wagon
1983 Buick LeSabre
1983 Buick Riviera
1983 Cadillac Commercial Chassis
1983 Cadillac Fleetwood
1983 Oldsmobile 98
1983 Oldsmobile Custom Cruiser
1983 Oldsmobile Cutlass Calais
1983 Oldsmobile Cutlass Cruiser
1983 Oldsmobile Cutlass Supreme
1983 Oldsmobile Delta 88
1983 Oldsmobile Toronado
1984 Buick Electra
1984 Buick LeSabre
1984 Buick Riviera
1984 Cadillac Commercial Chassis
1984 Cadillac Fleetwood
1984 Oldsmobile 98
1984 Oldsmobile Custom Cruiser
1984 Oldsmobile Cutlass Calais
1984 Oldsmobile Cutlass Supreme
1984 Oldsmobile Delta 88
1984 Oldsmobile Toronado
1985 Buick Electra
1985 Buick LeSabre
1985 Buick Riviera
1985 Oldsmobile Custom Cruiser
1985 Oldsmobile Cutlass Salon
1985 Oldsmobile Cutlass Supreme
1985 Oldsmobile Delta 88
1985 Oldsmobile Toronado
1986 Buick Electra
1986 Buick LeSabre
1986 Buick Regal
1986 Cadillac Fleetwood
1986 Chevrolet Caprice
1986 Oldsmobile Custom Cruiser
1986 Oldsmobile Cutlass Salon
1986 Oldsmobile Cutlass Supreme
1986 Pontiac Parisienne
1987 Buick Electra
1987 Buick LeSabre
1987 Buick Regal
1987 Cadillac Brougham
1987 Chevrolet Caprice
1987 Oldsmobile Custom Cruiser
1987 Oldsmobile Cutlass Salon
1987 Oldsmobile Cutlass Supreme
1987 Pontiac Safari
1988 Buick Electra
1988 Buick LeSabre
1988 Cadillac Brougham
1988 Chevrolet Caprice
1988 Oldsmobile Custom Cruiser
1988 Oldsmobile Cutlass Supreme
1988 Pontiac Safari
1989 Buick Electra
1989 Buick LeSabre
1989 Cadillac Brougham
1989 Chevrolet Caprice
1989 Oldsmobile Custom Cruiser
1989 Pontiac Safari
1990 Buick LeSabre
1990 Cadillac Brougham
1990 Oldsmobile Custom Cruiser