The Enginetech R43058-STD Engine Cast Iron Piston Ring Complete Set is designed to deliver reliable performance for vintage Cadillac engines from 1968 to 1974. Crafted with precision, these piston rings ensure optimal sealing and efficient combustion, helping to restore engine power and improve fuel economy. Made from durable cast iron, the rings resist wear and maintain their integrity over extended use. This complete set is ideal for engine rebuilds, providing all necessary rings in one package for a seamless installation process. The set complies with SAE guidelines, ensuring consistent end gaps and reliable performance across various engine applications. The top and second compression rings feature a thickness of 5/64 inch, while the oil ring is 3/16 inch thick, all designed to fit a 4.300-inch outside diameter bore. These specifications make the set compatible with a range of vintage Cadillac models, including the Calais and Commercial Chassis series, from 1968 through 1974. Engine builders and automotive enthusiasts will appreciate the high-quality construction and precise engineering of the Enginetech piston rings, which help restore engine efficiency and longevity. Whether you're performing a full engine overhaul or replacing worn components, this set provides a dependable solution backed by Enginetech’s reputation for quality and customer support.

Features:

• Made from durable cast iron for longevity and wear resistance

• Complete set includes all necessary piston rings for easy installation

• Consistent end gaps following SAE guidelines for reliable sealing

• Top and second compression rings are 5/64 inch thick

• Oil ring thickness of 3/16 inch for optimal oil control

• Designed for engines with a 4.300-inch piston outside diameter

• Suitable for vintage Cadillac models from 1968 to 1974, including Calais and Commercial Chassis

Fits Following Models:
1968 Cadillac Calais
1968 Cadillac Commercial Chassis
1968 Cadillac DeVille
1968 Cadillac Eldorado
1968 Cadillac Fleetwood
1969 Cadillac Calais
1969 Cadillac Commercial Chassis
1969 Cadillac DeVille
1969 Cadillac Eldorado
1969 Cadillac Fleetwood
1970 Cadillac Calais
1970 Cadillac Commercial Chassis
1970 Cadillac DeVille
1970 Cadillac Eldorado
1970 Cadillac Fleetwood
1971 Cadillac Calais
1971 Cadillac Commercial Chassis
1971 Cadillac DeVille
1971 Cadillac Eldorado
1971 Cadillac Fleetwood
1972 Cadillac Calais
1972 Cadillac Commercial Chassis
1972 Cadillac DeVille
1972 Cadillac Eldorado
1972 Cadillac Fleetwood
1973 Cadillac Calais
1973 Cadillac Commercial Chassis
1973 Cadillac DeVille
1973 Cadillac Eldorado
1973 Cadillac Fleetwood
1974 Cadillac Calais
1974 Cadillac Commercial Chassis
1974 Cadillac DeVille
1974 Cadillac Eldorado
1974 Cadillac Fleetwood
1975 Cadillac Calais
1975 Cadillac Commercial Chassis
1975 Cadillac DeVille
1975 Cadillac Eldorado
1975 Cadillac Fleetwood
1976 Cadillac Calais
1976 Cadillac Commercial Chassis
1976 Cadillac DeVille
1976 Cadillac Eldorado
1976 Cadillac Fleetwood