Carburetor Spacer Adapter 455 Buick Edelbrock B4B Intake to Holley Stage1 multi-brand fuel pump block off plate 100% Designed & Mfg in

100% Designed & Mfg in the USA

a tribute to automotive history

Compatible with Jeep AMC 401 engines

Compatible with AMC Jeep 258 L4 and L6 engines

Carburetor Spacer Adapter 455 Buick Edelbrock B4B Intake to Holley Stage1 multi-brand fuel pump block off plate 100% Designed & Mfg inCarburetor Spacer Adapter Conversion 455 Buick Edelbrock B4B Intake to Holley Stage1 Back by popular demand is our custom CNC Machined 6061 Billet Aluminum carburetor spacer adapter to convert your Edelbrock B4B spread bore intake manifold to accept a Holley 4150 style carburetor. What makes this spacer truly unique is that we laser scanned both Edelbrock B4B intake manifolds spread bore and square bore designs and married the two to come up with a