Carburetor Adapters and Spacers
Circle Track Race Car Carburetor Adapters & Spacers at JJ Motorsports
Adapt your circle track race car's carburetor setup with premium adapters and spacers from JJ Motorsports, designed for precise flange matching, improved airflow, and customizable height in high-RPM racing conditions. These high-quality aluminum spacers and adapter plates ensure secure mounting, reduced turbulence, and reliable performance for dirt track, oval, and stock car applications, helping you achieve better throttle response and power delivery on the track.
Shop top brands like Allstar Performance and Holley for race-proven reliability. Explore related categories such as Circle Track Carburetors & Components, Circle Track Air & Fuel, or Circle Track Racing for jets, intakes, and exhaust to complete your carburetion setup and dominate the track with total confidence across all race conditions, from short ovals to high-bank superspeedways.
Top Circle Track Race Car Carburetor Adapters & Spacers
- Holley Carburetor Spacer 1/4in Phenolic 20-99 – Phenolic 1/4" spacer for Holley 4150 carbs; reduces heat soak and improves velocity.
- Allstar Performance Carburetor Adapter Plate ALL75071 – Billet adapter for 4150 to 4500 flange; precision CNC-machined for leak-free fit.
- Quick Fuel Carburetor Spacer 1/2in Aluminum QFT-30-129 – Aluminum 1/2" spacer for Q-Series carbs; enhances plenum volume for better distribution.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Canton 1in Phenolic Blended 4-Hole Carb Spacer 85-158
CANTON
$96.001in Phenolic Blended 4-Hole Carb SpacerCarburetor Spacer1 in Thick4 HoleSquare BorePhenolicNaturalEachCAN85-158- SKU:
- CAN85-158
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MFG Part #:
- 85-158
$96.00 -
Canton Phenolic Carb Spacer - 1/4 Thick 4-Hole 85-154
CANTON
$35.00Phenolic Carb Spacer - 1/4 Thick 4-HoleCarburetor Spacer1/4 in Thick4 HoleSquare BorePhenolicEachCAN85-154- SKU:
- CAN85-154
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MFG Part #:
- 85-154
$35.00 -
Canton Phenolic 1/2in 4 Hole 85-152
CANTON
$45.00Phenolic 1/2in 4 Hole Carburetor Spacer1/2 in Thick4 HoleSquare BorePhenolicEachCAN85-152- SKU:
- CAN85-152
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- MFG Part #:
- 85-152
$45.00 -
Canton Phenolic 1in 4 Hole 85-150
CANTON
$74.00Phenolic 1in 4 Hole Carburetor Spacer1 in Thick4 HoleSquare BorePhenolicEachCAN85-150- SKU:
- CAN85-150
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- MFG Part #:
- 85-150
$74.00 -
Canton Phenolic Adapter 85-070
CANTON
$96.00Phenolic Adapter Carburetor Adapter1 in Thick2 HoleHolley 2-Barrel to Spread BoreHardware IncludedPhenolicNaturalEachCAN85-070- SKU:
- CAN85-070
- Availability:
- Ships Same Business Day
- Weight:
- 2.14 LBS
- MFG Part #:
- 85-070
$96.00 -
Canton Phenolic 2bbl. Adaptor 85-065
CANTON
$74.00Phenolic 2bbl. Adaptor Carburetor Adapter1 in Thick2 HoleHolley 2-Barrel to Square BoreHardware IncludedPhenolicNaturalEachCAN85-065- SKU:
- CAN85-065
- Availability:
- Ships Same Business Day
- Weight:
- 1.53 LBS
- MFG Part #:
- 85-065
$74.00 -
Canton Phenolic Adapt 2bbl/4bbl 85-060
CANTON
$96.00Phenolic Adapt 2bbl/4bbl Carburetor Adapter1 in Thick2 HoleHolley 2-Barrel to Square BoreHardware IncludedPhenolicNaturalEachCAN85-060- SKU:
- CAN85-060
- Availability:
- Ships Same Business Day
- Weight:
- 2.19 LBS
- MFG Part #:
- 85-060
$96.00 -
Canton Carburetor Spacer 85-050
CANTON
$74.00Carburetor Spacer Carburetor Adapter1 in Thick2 HoleHolley 2-Barrel to Rochester 2-BarrelHardware IncludedPhenolicNaturalEachCAN85-050- SKU:
- CAN85-050
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- MFG Part #:
- 85-050
$74.00 -
Canton Phenolic Adapter 1in Holley 2 bbl. 85-040
CANTON
$55.00Phenolic Adapter 1in Holley 2 bbl.Carburetor Spacer1 in Thick2 HoleHolley 2-BarrelPhenolicEachCAN85-040- SKU:
- CAN85-040
- Availability:
- Ships Same Business Day
- Weight:
- 1.22 LBS
- MFG Part #:
- 85-040
$55.00 -
Canton Phenolic Rochester 2bbl. 85-030
CANTON
$45.00Phenolic Rochester 2bbl. Carburetor Spacer1 in Thick2 HoleRochester 2-BarrelPhenolicEachCAN85-030- SKU:
- CAN85-030
- Availability:
- Ships Same Business Day
- Weight:
- 0.54 LBS
- MFG Part #:
- 85-030
$45.00 -
Allstar Performance Base Plate Insert 1.400 4pk for 1/2in Spacer ALL26189
ALLSTAR PERFORMANCE
$38.99Base Plate Insert 1.400 4pk for 1/2in SpacerRestrictor Plate Inserts1.400 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26189- SKU:
- ALL26189
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- MFG Part #:
- ALL26189
$38.99 -
Allstar Performance Base Plate Insert 1.350 4pk for 1/2in Spacer ALL26188
ALLSTAR PERFORMANCE
$38.99Base Plate Insert 1.350 4pk for 1/2in SpacerRestrictor Plate Inserts1.350 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26188- SKU:
- ALL26188
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MFG Part #:
- ALL26188
$38.99 -
Allstar Performance Base Plate Insert 1.300 4pk for 1/2in Spacer ALL26187
ALLSTAR PERFORMANCE
$38.99Base Plate Insert 1.300 4pk for 1/2in SpacerRestrictor Plate Inserts1.300 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26187- SKU:
- ALL26187
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- ALL26187
$38.99 -
Allstar Performance Base Plate Insert 1.250 4pk for 1/2in Spacer ALL26186
ALLSTAR PERFORMANCE
$38.99Base Plate Insert 1.250 4pk for 1/2in SpacerRestrictor Plate Inserts1.250 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26186- SKU:
- ALL26186
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- MFG Part #:
- ALL26186
$38.99 -
Allstar Performance Base Plate Insert 1.200 4pk for 1/2in Spacer ALL26185
ALLSTAR PERFORMANCE
$38.99Base Plate Insert 1.200 4pk for 1/2in SpacerRestrictor Plate Inserts1.200 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26185- SKU:
- ALL26185
- Availability:
- Ships Same Business Day
- Weight:
- 0.22 LBS
- MFG Part #:
- ALL26185
$38.99 -
Allstar Performance Base Plate Insert 1.150 4pk for 1/2in Spacer ALL26184
ALLSTAR PERFORMANCE
$38.99Base Plate Insert 1.150 4pk for 1/2in SpacerRestrictor Plate Inserts1.150 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26184- SKU:
- ALL26184
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- MFG Part #:
- ALL26184
$38.99 -
Allstar Performance Base Plate Insert 1.100 4pk for 1/2in Spacer ALL26183
ALLSTAR PERFORMANCE
$38.99Base Plate Insert 1.100 4pk for 1/2in SpacerRestrictor Plate Inserts1.100 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26183- SKU:
- ALL26183
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- MFG Part #:
- ALL26183
$38.99 -
Allstar Performance Base Plate Insert 1.000 4pk for 1/2in Spacer ALL26182
ALLSTAR PERFORMANCE
$38.99Base Plate Insert 1.000 4pk for 1/2in SpacerRestrictor Plate Inserts1.000 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26182- SKU:
- ALL26182
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- MFG Part #:
- ALL26182
$38.99 -
Allstar Performance Base Plate Insert .950 4pk for 1/2in Spacer ALL26181
ALLSTAR PERFORMANCE
$38.99Base Plate Insert .950 4pk for 1/2in SpacerRestrictor Plate Inserts0.950 in IDAluminumNaturalAllstar 1/2 in Restrictor PlateSet of 4ALL26181- SKU:
- ALL26181
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- MFG Part #:
- ALL26181
$38.99 -
Allstar Performance Adjustable Base Plate 1/2in ALL26180
ALLSTAR PERFORMANCE
$76.99Adjustable Base Plate 1/2inRestrictor Plate1/2 in Thick4 HoleSquare BoreAluminumNaturalEachALL26180- SKU:
- ALL26180
- Availability:
- Ships Same Business Day
- Weight:
- 1.04 LBS
- MFG Part #:
- ALL26180
$76.99
