Product Overview:
Up for sale is a premium, precision-remanufactured UREMCO 3-3615 4-Barrel Carburetor. Made in the USA to strict original factory specifications, this direct-fit Rochester M4Mc-style spread-bore carburetor features a Hot Air Non-Electric Choke and a single fuel inlet design. It is engineered to restore original factory throat response, fuel atomization efficiency, and reliable idle tracking on classic GM V8 setups.Perfect for vintage truck owners and muscle car collectors drop-matching a correct stock intake layout without paying hefty retail premium core markups.
Confirmed Vehicle Application Fitment Table:
This direct replacement fits the following 1978–1979 GM V8 (5.0L 305 / 5.7L 350) passenger cars, classic trucks, and vans:
Chevrolet (5.7L 350 / 5.0L 305):
1978–1979 Camaro, Corvette, Malibu, El Camino1978–1979 Caprice, Impala, Nova1978 C10 Pickup, G10/G20/G30 Sport van Oldsmobile (5.0L 305):
1978–1979 Cutlass, Cutlass Supreme, Cutlass Calais, Cutlass Salon
Pontiac (5.7L 350):
1978 Firebird / Trans AmGMC (5.7L 350):1978 C15 Pickup, G15/G25/G35 VanduraChecker (5.7L 350):1978 Checker MarathonKey
Features & Specifications:
4-Barrel Spread-Bore Layout:
Offers crisp throttle response with efficient primary cruising loops and high-flow secondary circuits.
Hot Air Choke Setup:
Non-electric configuration utilizes standard manifold heat tube pathways for authentic restoration builds.
Precision Remanufactured:
Fully disassembled, chemically dipped, restored to clean casting finishes, and assembled with premium gaskets, accelerator plungers, needle/seats, and internal fuel filters.
Mounting Gasket Included:
Comes ready to bolt flat onto your dual-plane spread-bore intake manifold.
