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Vehicle Info NeededMR GASKETPART NUMBER: 720-3406
Phenolic Carb Spacer Quadra-Jet Flange - 4-Hole
$5895
Ships on 10/29/2026
Lowest Price Guarantee1'' Spacers
- Phenolic Carb Spacer
- Quadra-Jet Flange - 4-Hole
- 1'' Thick
- Advanced Phenolic Thermoset Plastic
- Withstands Extreme High Temperatures
- Insulates/Reduces Heat Flow
- Allows Denser Fuel Mix
- Produces More Horsepower
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.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
- Manufactured from advanced phenolic thermoset plastic and engineered to withstand extreme high intake manifold temperatures, these spacers insulate and reduce heat flow to the carburetor, keeping it cooler to allow a denser fuel mixture to enter the engine and produce more horsepower. Available to fit the standard Holley/Carter and Quadrajet 4-barrel bolt pattern in your choice of open center or 4-hole straight bore design. Complete with gaskets, studs, nuts, and washers. A must for any serious racing enthusiast.
Part TypeCarburetor Spacer
Product LineMr. Gasket Phenolic Carb Spacer
BrandMR GASKET
Package Height1.8
Package Width7.7
Package Length9.6
Weight1.77 PG
Part CategoryPerformance Parts
Thickness1 in (25.4 mm)
Gaskets IncludedYes
Carburetor Spacer FinishBlack
Carburetor TypeHolley
Carburetor Spacer Style4-hole
QuantitySold individually
Mounting Hardware IncludedYes
Carb TypeCarter AFB
Part FitmentSemi Universal
Carburetor Spacer MaterialPhenolic plastic
Vendor Part Number3406
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
