Page 662 - 2021-22 Auto Performance_Circle Track
P. 662
Q-Series Carburetors
Circle track carburetors provide exceptional performance throughout the entire RPM
range. All-new carburetors have die-cast, bowls, and adjustable secondary pump cam brackets. Available for gasoline, alcohol, or E85.
XP-4412 2BBL Circle Track Carburetors
Designed for circle track classes requiring a 2bbl. carburetor, the XP-4412 is a class-legal custom carburetor that is truly affordable to body centers the venturi over the throttle body, and the air horn, less choke tower, is and enhanced fuel distribution. Carburetors also include roller bearing seals to smooth throttle response and add longevity.
Description
650 CFM 4bbl.
Part No.
QFTQ-650-CT
Part No.
QFTQ-650-CTA
Part No.
—
Gasoline
Part No.
QFTXP-4412 QFTXP-4412-S
Alcohol
Part No.
QFTXP-4412-A —
Gasoline Alcohol E85
500 CFM 2bbl.
QFTQ-500-CT
—
QFTQ-500-E85CT
750 CFM 4bbl., Mech. Secondaries
QFTQ-750-CT
QFTQ-750-CTA
QFTQ-750-E85CT
Description
500 CFM 2bbl. 600 CFM 2bbl.
Professional Series Carburetors
TM fuel bowls, and
super-duty throttle bodies with ribbing and
thicker cross-sectional areas. Applica- tions for gasoline only.
Part No. Description
Brawler Race Carburetors NEW! Brawler Race 4bbl carburetors include many
features found in much more costly units, yet
are machined and assembled right in the
cast aluminum main body with purple billet
aluminum metering blocks and throttle body
for exceptional durability and performance.
Changeable idle and high-speed air bleeds, and four-corner idle adjustment allow precision tuning. Choose from mechanical or vacuum secondary carburetors with natural/purple, or black/pur-
NEW! QFT34-12
Often required when track or sanctioning
- internally to increase the usable RPM range of the carburetor. Sold complete with necessary gaskets.
Performance Rebuild Kits and Gaskets
Kits include highest quality non-stick gaskets, needle and seat assemblies, accelerator pump diaphragms, gaskets and small parts to properly rebuild car- buretor. Individual carburetor gaskets may also be purchased separately.
QFTP-750-CT
750 CFM Carburetor
QFTP-850-CT
850 CFM Carburetor
Part No.
Description
QFT3-200
Rebuild Kit, 4160 4bbl., 390-850 CFM, Vac. Secondary
QFT3-201
Rebuild Kit, 2300 2bbl.
QFT3-2000*
Rebuild Kit, 4160 4bbl., 390-600 CFM, Vac. Secondary
QFT3-202
Rebuild Kit, 4150 4bbl., Gas, Mech. Secondary
QFT3-204
Rebuild Kit, 4150 4bbl., Alcohol, Mech. Secondary
QFT8-25
Power Valve Gasket, Non-Stick, Each
QFT8-134
Fuel Bowl Gaskets, 2300/4150/4150 HP/4500/4500 HP, Pair
QFT3-304
Super Non-Stick Rebuild Kit, Alcohol 4150/4150 HP, Includes 750, 850 & 950 CFM
Natural/Purple Black/Purple Description Part No. Part No.
*Specifically calibrated and set up for circle track racing. E85 Fuel Test Tube QFT36-E85
Black/Red Part No.
650 CFM Mechanical Secondary Carb
QFTBR-67199
QFTBR-67301
—
650 CFM Vacuum Secondary Carb
QFTBR-67204
—
—
750 CFM Mechanical Secondary Carb
QFTBR-67200
QFTBR-67302
QFTBR-67331
750 CFM Mechanical Secondary C/T Carb
QFTBR-67215*
—
—
750 CFM Vacuum Secondary Carb
QFTBR-67205
—
—
850 CFM Mechanical Secondary Carb
QFTBR-67201
QFTBR-67303
QFTBR-67332
950 CFM Mechanical Secondary Carb
QFTBR-67209
QFTBR-67304
—
* For 390, 450, and 600 CFM with standard metering block gaskets. Carburetor Replacement/
Accessory Components
QFT15-3-10
Idle Adjustment Needles with Seals NEW!
Check the percentage of ethanol content of E85 quickly and accurately. Simply add water to the designated line of the test tube, shake it up, and let it set for a few minutes. A line of separation will then show what the ethanol percentage truly is. Complete with protective sleeve and instructions.
Jet Assortment Kits
Comprehensive jet assortment kits include (4) each of the most popular carburetor jet sizes. Each kit includes 144 jets.
Part No. Description
Part No.
QFT37-5
Description
Carb Stud Kit, 3-1/4” Long, 4-Pack NEW!
QFT41-330-10
Accelerator Pump Cam, 30cc (Pink) NEW!
Fuel Pressure Regulator
QFT30-803
Capable of satisfying the fuel supply needs of single four-barrel applications with up to 900 horsepower. Regulator features ball-and-stem activation and - phragm assembly for steady, consistent
QFT22-72
Main Jets, #72, Pair NEW!
QFT36-436
Gas Jet Assortment, Includes Sizes 75-110
QFT36-436A
Alcohol Jet Assortment, Includes Sizes 116-208
660 TRACK
CIRCLE 2021-22
