This adapts a Holley 4412 500 2 barrel to a 4.5" wide pattern Rochester jet manifold (common on many GM cars and trucks) 4 barrel manifold. Made from a high tech material CNC machined. Includes studs and bolts as pictured.
2 Barrel 4412 Holley TO 4 BARREL MANIFOLD ADAPTER RACE CAR MADE IN THE USA
2 barrel 4412 HOLLEY 500, 350, TO CHEVY TBI manifold adapter 44mm 1.75 USA
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For Holley 2 barrel 4412 350 500 CFM to 1.75 TBI Adapter For Chevy For GM TBI
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