JEGS Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall 4-Hole Plenum]
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4-Hole Plenum Phenolic Carburetor Spacers
JEGS 15490 Phenolic Carburetor Spacer with a 4-hole plenum is made from thermoset plastic to provide a heat sink between an intake manifold and carburetor with a 4150/4160 series square bore Holley bolt pattern. This 1/2-inch tall spacer will help keep fuel cooler for a denser fuel mixture, reduce vapor lock, and add additional plenum volume to increase engine performance.
- (1) Carburetor Spacer: 1/2 in. tall with a 4150/4160 series square bore Holley bolt pattern and a 4-hole plenum with 1.670 in. ID holes
- (4) Carburetor mounting studs: 5/16 in.-18 threads on intake end and 5/16 in.-24 on carburetor end x 1.750 in. Long
- (4) Carburetor stud nut: 5/16 in.-24 threads with a 1/2 in. hex head
- (4) Carburetor stud flat washers: 5/16 in. ID x .591 OD x .060 in. thick
- (1) Carburetor Gasket: 4150/4160 series square bore Holley bolt pattern with 4-hole plenum
- (1) Carburetor Gasket: 4150/4160 series square bore Holley bolt pattern with open plenum
I have a Holley Avenger 870. Part# 0-80870 Will this spacer work on my 440?
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