Air & Fuel Delivery
Availability
Air/Fuel Delivery Parts for Carbureted & Fuel Injected Engines
Cram the right air/fuel ratio into your engine and you create incredible horsepower. Summit Racing has everything you need to find that mix, starting with carburetors...
Cram the right air/fuel ratio into your engine and you create incredible horsepower. Summit Racing has everything you need to find that mix, starting with carburetors for street to strip, plus intake manifolds ranging from stock-height replacements to hood-busting tunnel rams. If you’e ready to advance to fuel injection, we’ve got you covered with injectors, manifolds, fuel rails, sensors, and complete performance EFI conversion kits. We’ve also got cold air intakes, fuel pumps, fuel filters, superchargers, turbochargers, nitrous kits, methanol injection kits, hood scoops, and air filters—there’s no excuse for starving...
Cram the right air/fuel ratio into your engine and you create incredible horsepower. Summit Racing has everything you need to find that mix, starting with carburetors for street to strip, plus intake manifolds ranging from stock-height replacements to hood-busting tunnel rams. If you’e ready to advance to fuel injection, we’ve got you covered with injectors, manifolds, fuel rails, sensors, and complete performance EFI conversion kits. We’ve also got cold air intakes, fuel pumps, fuel filters, superchargers, turbochargers, nitrous kits, methanol injection kits, hood scoops, and air filters—there’s no excuse for starving that horsepower-hungry beast now!
Showing In Stock Items. Show All 151 Items.
Carburetor Idle Feed Restrictors, 6-32 Thread Size, Brass, Natural, M2008, Kit
Part Number: SUM-M08041
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Idle Feed Restrictor, Quick Fuel Carburetor, .025 in., 6-32 UNF Threads, Set of 10
Part Number: QFT-7-25-10QFT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Idle Feed Restrictors, Brass, .028 in. Diameter Restriction, Quick Fuel, Set of 4
Part Number: QFT-7-28QFT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Idle Feed Restrictors, Brass, 6-32 unf, Blank, Drill to Suit, Quick Fuel, 4150/4500, Set of 10
Part Number: QFT-7-7-10QFT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carubretor Restrictor Plate, 1 in. Thick, Aluminum, Black Anodized, Willy's 4-Barrel/Holley 4150 Series, Each
Part Number: WCD-WCD8850
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Power Valve Restrictors, No.6-32 x 1/8 in., No Pilot Hole, Set of 10
Part Number: AED-7910
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Jets, Emulsion, Blank, No-Hole, 6-32 Thread, Brass, Natural, Pair
Part Number: HLY-142-00
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Jets, Emulsion Bleed Tuning, 6-32 Thread, Brass, Sizes 0.020 in., 0.031 in., 0.040 in., 0.046 in., 0.052 in., Blank, 10-each, Kit
Part Number: HLY-36-322
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Idle Feed Restrictors, Brass, 6-32 unf, .040 Size, Quick Fuel, 4150/4500, Set of 4
Part Number: QFT-7-40QFT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Restrictor Plate Inserts, Aluminum, 1.250 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26066
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Idle Feed Restrictors, Brass, 6-32 unf, Blank, Drill to Suit, Quick Fuel, 4150/4500, Pair
Part Number: QFT-7-7QFT
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Non-Restrictor Plate Inserts, Aluminum, 1.625 in. Inside Diameter, .500 in. tall, Set of 4
Part Number: AAF-ALL26190
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Power Valve Restrictor Kit, Blanks, Drill, Tap, Wrench, Kit
Part Number: AED-7900
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Restrictor Plate Inserts, Aluminum, 1.100 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26063
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Carburetor Jets, Emulsion, Jet 0.036 in. Diameter, 6-32 Thread, Brass, Natural, Pair
Part Number: HLY-142-36
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Restrictor Plate Inserts, Aluminum, 1.400 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26069
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Restrictor Plate Inserts, Aluminum, 1.200 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26185
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Carburetor Restrictor Plate Inserts, 1.250 in. I.D., 0.500 in. Height, Fits Holley 4150 and 4160 Series Carburetors, Aluminum, Natural, Set of 4
Part Number: AAF-ALL26186
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Restrictor Plate Inserts, Aluminum, 0.950 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26061
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Carburetor Restrictor Plate Inserts, Aluminum, 1.300 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26067
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Carburetor Restrictor Plate Inserts, Aluminum, 1.050 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26059
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Base Plate Insert, 1.100 in Diameter, 1/2 in Tall, Set of 4
Part Number: AAF-ALL26183
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Carburetor Restrictor Plate Inserts, Aluminum, 1.200 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26065
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Carburetor Restrictor Plate Inserts, Aluminum, 1.350 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26068
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Carburetor Restrictor Plate Inserts, Aluminum, 1.150 in. Inside Diameter, 1.000 in. tall, Set of 4
Part Number: AAF-ALL26064
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster