I. OE Replacement Part : 52026 82026 22026 II. Specifications: Replacement for Chevy 1975-1976 V8 4.3L/262 Chevy Small Block 4-barrel square bore Replacement for Chevy 1955-1957 V8 4.3L/265 Chevy Small Block 4-barrel square bore Replacement for Chevy 1979-1982 V8 4.4L/267 Chevy Small Block 4-barrel square bore Replacement for Chevy 1957-1967 V8 4.6L/283 Chevy Small Block 4-barrel square bore Replacement for Chevy 1967-1969 V8 4.9L/302 Chevy Small Block 4-barrel square bore Replacement for Chevy 1976-1995 V8 5.0L/305 Chevy Small Block 4-barrel square bore Replacement for Chevy 1968-1973 V8 5.0L/307 Chevy Small Block 4-barrel square bore Replacement for Chevy 1962-1969 V8 5.4L/327 Chevy Small Block 4-barrel square bore Replacement for Chevy 1967-1995 V8 5.7L/350 Chevy Small Block 4-barrel square bore Replacement for Chevy 1970-1980 V8 6.6L/400 Chevy Small Block 4-barrel square bore