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Product Summary

Universal Fit, 2-Barrel Carburetor Barrels, 500 CFM CFM

  • Has a 5/8-18" inverted flare fuel inlet
  • The Idle, transition, and accelerator pumps are modified
  • Features a 3.750 x 2.000" mount pattern with .351" mount holes
  • Includes a .135 needle and seat to ensure adequate fuel and supply
  • The modified cluster to keep fuel curve correct throughout the RPM range

Key Specs

Carburetor Barrels2-Barrel
Fuel TypeGasoline
CFM500 CFM
Carburetor Flange TypeRochester 2-Barrel Large
FinishNatural

Need To Know

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Details

This Jet Performance Products 500 CFM 2GC carb is modified specifically for circle track racing. This Rochester carb complies with the IMCA rules. They are arguably the best OEM production two barrel carburetor for use in circle track racing.

  • .135 needle and seat to ensure adequate fuel and supply
  • Idle, transition, and accelerator pumps are modified
  • 1-11/16" bore, 1-3/8 venturi
  • Uses Holley jets (comes equipped with size #74)
  • 5/8-18" inverted flare fuel inlet
  • 3.750 x 2.000" mount pattern w/ .351" mount holes
  • No choke mechanism
  • Modified cluster to keep fuel curve correct throughout the RPM range

Charts

Warranties

Speedway Motors will assist with warranty claims of mechanical defect 30 days from the date of purchase.  All technical support, or warranty/service work after 30 days of ownership is covered by the vendor / John @ Jet Performance, not Speedway Motors.

CARB Warning

For race/ off road use only

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. 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.

Specifications

KEY SPECS
MFG. Part #37001
BrandJet Performance
Carburetor Barrels2-Barrel
Fuel TypeGasoline
CFM500 CFM
Carburetor Flange TypeRochester 2-Barrel Large
FinishNatural
GENERAL
Choke TypeNo Choke
CFM Range500-599 CFM
Secondary TypeNone
Fuel Inlet TypeSingle
Inlet Fitting5/8"-18 IFF
Gasket(s) IncludedYes
New or RemanufacturedRemanufactured
Bolt Hole Pattern3.750" x 2.000"
Primary Main Jet74
NotesComes equipped with Holley #74 jets.
GTIN Code064330036450
Sold in QuantityEach