1 Lightweight Carb Spacer - Tapered 4 Hole Clover Leaf 4150

Carburetor Spacer 4150 / 390 Carburetor 1.00 Tapered Lightweight (1.5 – Wilson Manifolds

Small Block Chevy

AFR's Lightweight Phenolic Carburetor Spacer Improves Performance - FordMuscle

Spacers isolate carburetor from manifold, preventing horsepower-robbing heat transfer while also increasing air flow due to the increase in distance

Allstar Performance ALL25986 4150 1 Tapered 4-Hole Hi-Flow Carburetor Spacer

Carburetor Spacer Buyer's Guide - Breathing Room

Carburetor Spacers - Tapered combo spacer Carburetor Spacer Style - Free Shipping on Orders Over $109 at Summit Racing

AFR's Lightweight Phenolic Carburetor Spacer Improves Performance - FordMuscle

Allstar Performance ALL25986 4150 1 Tapered 4-Hole Hi-Flow Carburetor Spacer : Automotive

NXTGEN Tapered Style Billet Carb Spacer – 2 inch - Tremaniac Racing

1966 Ford F-100 Carburetor Spacers

4150 Cloverleaf Carb Spacer

The carburetor spacers improve air/fuel distribution by extending the length of the intake mixture column. The tapered 4-hole clover leaf designs are

NXTGEN Tapered Style Billet Carb Spacer - 1 inch

NXTGEN Tapered Style Billet Carb Spacer – 1 inch - Tremaniac Racing

Carburetor Spacers - Tapered combo spacer Carburetor Spacer Style - Free Shipping on Orders Over $109 at Summit Racing