• (2) Gaskets
• Mounting Hardware
  
  
• Height: 1/2” for street and racing applications
• 4150 square bore mounting flange for holley, edelbrock, afb, carter, quick fuel, proform, and other carburetors and throttle bodies
• Four-hole style for single plane intake manifolds
• Includes spacer, 2 gaskets, and mounting hardware
• Made from phenolic plastic for weight savings and improved insulation from heat

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.

Features:

• (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

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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