new usa made everco 1097 exhaust heat riser valve listed as fitting 2 inch
- Chevrolet full size impala
1957- 61 Chevrolet all v8 except hi perf & fuel inj
1959 -61 Chevrolet 348 hi perf w hi lift cam
1962 -64 v8 all except 327 hi perf , 409
1965 1966 1967 1968 283 307 327
1969 1970 327 350 - Chevelle 1971 v8 all except 454
- Corvette
1957 1958 1959 1960 1961 all exc hi perf & fuel inj
1962 1963 1964 1965 all exc hi perf & fuel inj
1966 1967 1968 328v8
1969 350v8
1970 1971 1972 1973 1974 1975 350v8
