Fits 1973-1974 Monte Carlo, Primary Tube Size 1-5/8", Stock Header-S/S 2550-2HKR traction-bars 5 V8 1949 Mercury Mercury

5 V8 1949 Mercury Mercury 225/3

3L V8 2013 Chevrolet Avalanche Black Diamond LTZ 325/5

Year Make Model Submodel Engine Size 1984 - 1990 Jeep Cherokee 1986 - 1990 Jeep Comanche

8 L L4 2005 Jeep Liberty Sport 171/2

25/8 V 1969 - 1970 Chevrolet Nova U/K/8 V 1970 - 1971 Pontiac Acadian 4

Fits 1973-1974 Monte Carlo, Primary Tube Size 1-5/8", Stock Header-S/S 2550-2HKR traction-bars 5 V8 1949 Mercury MercuryThese Hooker RacingHeart headers are for Street Stock cars with Small Block Chevy engine. They fit 1973 1974 GM A Body vehicles as well as 1970 1974 GM F body vehicles. They have 1 5 8 inch primaries with 3 inch collectors, 3 8 inch thick flanges to prevent warping and have merge spears for increased velocity. These are Natural Stainless Steel. Features: 1 5 8 inch primaries x 3 inch collectors Collectors feature merge spears for increased exhaust