This is a 1 thick spacer for Holley 2BBL carbs with matching intakes.Canton Racing Products has been building oil pans and engine related products
Canton Phenolic 1 Carburetor Spacer - Holley 2 BBL
Carburetor Spacer Testing – Eaton Balancing
Phenolic Carburetor Spacer4150/4160 Bolt Pattern2 in. TallOpen PlenumIncludes:(2) GasketsMounting Hardware
JEGS Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall Open Plenum]
Air and Fuel - Carburetors and Components - Carburetor Adapters
Carburetor Spacers - Make Room for More Power
Pit Stop
Eckler's 1960-1963 Carb Spacer Plate Gasket - Upper & Lower - 292
Super sucker carburetor spacers are the most effective carburetor spacers ever developed. Adds up to 47 HP naturally aspirated, and 500 HP with
HVH 2 Tall Lightweight Aluminum Super Sucker Carburetor Spacer for 4150 Series Carburetors - For Open Plenem Manifolds
NIBBI Carburetor PE19mm with 48mm Air Filter,Fit 100cc