Additional Images

Jet Performance 37001 Rochester Circle Track 2G Carburetor

Rochester Circle Track 2G Carburetor; 2 bbl; 500 cfm; Venture Size 1 3/8 in.; Bore Size 1 11/16 in.; Fuel Inlet 3/8 in.; 0.135 Needle And Seat;
Availability: Contact us for availability on this item.



Rochester Circle Track 2G Carburetor

Rochester Circle Track 2G Carburetor; 2 bbl; 500 cfm; Venture Size 1 3/8 in.; Bore Size 1 11/16 in.; Fuel Inlet 3/8 in.; 0.135 Needle And Seat;

  • Barrel: Two
  • CFM: 500
  • Choke: None
  • Emission: OEM
  • Finish: Anodized
  • Flange: OEM
  • Type: Automotive
  • Usage: Racing
  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: Warning Cancer and Reproductive Harm

  • Small Diameter Float For Maximum Float Bowl Volume
  • Modified Based On Engine And Vehicle Specs
  • Modified Idle/Transition/Accelerator Pump
  • Using The Highest Quality Parts

The Circle Track 500 CFM 2G begins with a .135 needle and seat assembly for adequate fuel supply and a small diameter float for maximum float bowl volume. The cluster is modified based on engine and vehicle specs to keep the fuel curve correct throughout the RPM range. Idle, transition and accelerator pump circuits are modified to application. Tapped to accept Holley jets for ease of tuning and finished with a 3/8 inch fuel inlet. Note: This 2G is modified to 500 CFM from a smaller core. The casing ridge has been removed but it will pass a gauge test.

Jet Performance Products is a proven leader in automotive tuning technology. Our background in tuning started with Jones Performance Fuel Systems over 40 years ago. Our Fuel Systems Division has given us the opportunity to tune everything from NHRA drag race cars, off-road race trucks and Sprint Cup cars. This experience has been the basis for our line of performance tuning products for street applications. JET's engineering staff is unsurpassed and considered to be the best tuners in the industry. Our talented staff has made the company what it is today. Constant changes in computer technology of today's cars and trucks demand that the JET engineering staff be the best. Automotive computer systems progress daily, just like every form of technology, so we are dedicated to providing the customer with the latest in performance tuning technology possible. Extensive research and development, dyno testing and constant fine tuning ensures the most power from each part we make. JET's quickly growing staff of professional engineers and a highly dedicated team of performance enthusiasts run our everyday operations. Our ability to produce the best tuning in the industry gets you the end results that you want . . . MORE POWER!

Shipping Information

  • Item Requires Shipping
  • 14.0 lbs.
  • W14.0000” x H10.0000” x L14.0000”
  • Free Ground Shipping