Carburetor Main Bodies
Circle Track Race Car Carburetor Main Bodies at JJ Motorsports
Replace or upgrade your circle track race car's carburetor with premium main bodies from JJ Motorsports, featuring high-flow 750 CFM designs for maximum horsepower and throttle response in high-RPM racing conditions. These billet and aluminum main bodies are built for Holley 4150/4160 carbs, delivering superior fuel atomization and durability for dirt track, oval, and stock car setups, helping you achieve podium finishes with consistent power delivery.
Shop top brands like Holley and Proform for race-proven reliability. Whether you're refreshing a worn carb or building a new one, these main bodies pair perfectly with our rebuild kits and jets for a complete, track-ready setup.
Top Circle Track Carburetor Main Bodies
- 750 HP Aluminum Main Body 134-300SA – Lightweight aluminum 750 CFM HP main body; down-leg boosters for superior signal and atomization.
- 750CFM Carburetor Main Body PFM67217 – Precision billet 750 CFM main body; optimized venturi and metering for circle track power.
- 750CFM HP Main Body Retro-Fit Kit HLY134-300C – Chrome HP main body retro-fit kit; converts standard 4150 to full HP specs.
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
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Holley 750 HP Alm Main Body 134-300SA
HOLLEY
$247.45Carburetor Main BodyRetrofit750 CFMConverts Standard 4777 / 4778 / 4779 / 76751 Carb to HPAluminumKitHLY134-300SA- SKU:
- HLY134-300SA
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
$247.45 -
Proform 750CFM Carburetor Main Body 67217
PROFORM
$222.95750CFM Carburetor Main BodyCarburetor Main BodyConverts Street Carb to Performance CarbAnnular BoostersAluminumSilverHolley 750 CFM CarburetorsKitPFM67217- SKU:
- PFM67217
- Availability:
- Ships Same Business Day
- Weight:
- 3.07 LBS
- MFG Part #:
- 67217
$222.95 -
Proform Carburetor Main Body - 850CFM 67107C
PROFORM
$211.95Carburetor Main Body - 850CFMCarburetor Main BodyConverts Street Carb to Performance CarbAluminumSilverHolley 850 CFM CarburetorsKitPFM67107C- SKU:
- PFM67107C
- Availability:
- Ships Same Business Day
- Weight:
- 3.63 LBS
- MFG Part #:
- 67107C
$211.95 -
Holley 750CFM HP Main Body Retro-Fit Kit 134-300C
HOLLEY
$251.95750CFM HP Main Body Retro-Fit KitCarburetor Main BodyRetrofitConverts Standard 4150 Carb to HPAluminumChromateHolley 750 CFM 4150 CarburetorsKitHLY134-300C- SKU:
- HLY134-300C
- Availability:
- Ships Same Business Day
- Weight:
- 5.39 LBS
- MFG Part #:
- 134-300C
$251.95 -
Proform Carburetor Main Body - 950CFM 67108C
PROFORM
$222.95Carburetor Main Body - 950CFMCarburetor Main BodyConverts Street Carb to Performance CarbAluminumSilverHolley 950 CFM CarburetorsKitPFM67108C- SKU:
- PFM67108C
- Availability:
- Ships Same Business Day
- Weight:
- 3.03 LBS
- MFG Part #:
- 67108C
$222.95Qty in Cart: 0Quantity:Price:$222.95Subtotal: -
Proform Carburetor Main Body - 4777 & 4779 67100C
PROFORM
$158.95Carburetor Main Body - 4777 & 4779Carburetor Main BodyConverts Street Carb to Performance CarbAluminumSilverHolley 650-800 CFM 4150 CarburetorsKitPFM67100C- SKU:
- PFM67100C
- Availability:
- Ships Same Business Day
- Weight:
- 3.68 LBS
- MFG Part #:
- 67100C
$158.95
