Product Summary

Universal Fit, 6.29" Overall Length, Gasket(s) Included

  • Adapts most 4 bolt 2 barrel carbs to 4 barrel intake four-bolt 2 bbl pattern
  • Gaskets and hardware included

Key Specs

MFG. Part #1351933
BrandSpeedway Motors

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Adapts quad pattern to most 4-bolt 2 bbl. pattern. Gaskets and hardware included.

2-barrel patterns on centers:
5-1/8" x 3-7/16"
3-1/2" x 1-7/8"

4-barrel patterns on centers:
5-1/8" x 5-9/16"
4-1/4" x 5-9/16"
3-3/4" x 3-7/8"

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.


MFG. Part #1351933
BrandSpeedway Motors
Overall Length6.29"
Overall Width6.00"
Overall Height.91"
Bolt Hole Pattern2 bbl: (5-1/8" x 3-7/16") & (3-1/2" x 1-7/8"). 4 bbl: (5-1/8" x 5-9/16"), (4-1/4" x 5-9/16"), & (3-3/4" x 3-7/8").
Gasket(s) IncludedYes
Hardware IncludedYes
Material TypeAluminum
Sold in QuantityEach
Carburetor QuantityOne
Carburetor Flange Type2-Barrel 4-Bolt
Carburetor Barrels2-Barrel