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Founder, 1929-2014
Speedy Bill
Since 1952
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Shop Kinsler Fuel Injection At Speedway Motors

Kinsler Fuel Injection has been serving the racing and high performance industry since 1967. Unlike many companies, Kinsler offers their experience and abilities to supplement any manufacturers equipment. This approach gives Kinsler the working knowledge and technical information on a broad range of systems and hardware, which helps customers to obtain the best possible results on their project. Speedway Motors is proud to sell Kinsler Nozzles and Kinsler Fuel Injections products to racers at every level.

Featured Products
Kinsler Fuel Injection 3112 Fuel Line Bypass Pill Holder
Kinsler Fuel Injection 3112 Fuel Line Bypass Pill Holder
(Part #4733112)
x
            A must for alky high-volume pumps. Anodized for alky fuels. 2 lb spring included. Outside safety pin. 7 lb or 12 lb bypass spring available. AN6 fittings.

Can be used as a bypass pressure relief valve for alky or gas carburated fuel systems when installed in a return bypass line. We suggest using the 7lb spring and a 150 pill for the alky application.

Kinsler Fuel Injection 3904 High Speed Diaphragm Bypass
Kinsler Fuel Injection 3904 High Speed Diaphragm Bypass
(Part #4733114)
x
            

This Kinser diaphragm bypass is used for secondary or high speed bypass on long tracks. Has a restrictor jet provision, neoprene diaphragm for gasoline or methanol, and a hard-anodized aluminum housing. Simple adjustable pop-off pressure using a balde screwdriver and 7/16" wrench.

Includes -6 AN male flare fittings.

Kinsler Fuel Injection 4156 -6 AN Pressure Fuel Injection Filter
Kinsler Fuel Injection 4156 -6 AN Pressure Fuel Injection Filter
(Part #4734156)
x
            

Keeping your fuel clean and flowing properly is vital, particularly when you’re racing on dirt. High-quality Kinsler fuel filters have minimal pressure drop, large filter media areas, and a premium filter media to provide the right protection for your race car.

  • Filter has a 140 micron element
  • Male AN-6 fittings on both sides
  • Ultrasonically cleaned, then purged and pressure tested @ 160psi
  • Hard anodized aluminum housing
  • Filter to go between pump and barrel valve on racing fuel injection systems
Kinsler Flowed Injector Pills
Kinsler Flowed Injector Pills
(Part #4733715)
x
            Kinsler sizes .050-.110. Kinsler pills are offered in great variety for more precise fuel flow control in your fuel injection system.

Pill size is listed at the end of a part number: 4733715-050 means pill size 050.

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  • Kinsler Fuel Injection 3904 High Speed Diaphragm Bypass
    Kinsler Fuel Injection 3904 High Speed Diaphragm Bypass
    (Part #4733114)
    x
                

    This Kinser diaphragm bypass is used for secondary or high speed bypass on long tracks. Has a restrictor jet provision, neoprene diaphragm for gasoline or methanol, and a hard-anodized aluminum housing. Simple adjustable pop-off pressure using a balde screwdriver and 7/16" wrench.

    Includes -6 AN male flare fittings.

  • Kinsler Flowed Injector Pills
    Kinsler Flowed Injector Pills
    (Part #4733715)
    x
                Kinsler sizes .050-.110. Kinsler pills are offered in great variety for more precise fuel flow control in your fuel injection system.

    Pill size is listed at the end of a part number: 4733715-050 means pill size 050.

  • Kinsler Fuel Injection 5800 Spun Aluminum Tank, 2 Gallon
    Kinsler Fuel Injection 5800 Spun Aluminum Tank, 2 Gallon
    (Part #473500)
    x
                

    Beautiful, brush-finished .080" wall spun aluminum tank with a knurled, billet aluminum, non-vented screw-on cap. Two female 3/8" NPT fittings on top, one female 3/4" NPT fitting on the bottom.

    Mounting brackets sold separately.

  • Kinsler Fuel Injection 3328 Bypass Valve Spring, 7 Lb.
    Kinsler Fuel Injection 3328 Bypass Valve Spring, 7 Lb.
    (Part #4733328)
    x
                Dial in your bypass valve with these standard bypass springs for use with alcohol carburetors. Spring has a .028" wire diameter.
            
  • Kinsler 12087 High Pressure IRL Inner Valve Spring, K-140
    Kinsler 12087 High Pressure IRL Inner Valve Spring, K-140
    (Part #47312087)
    x
                

    These high pressure valve springs for Kinsler IRL bypass allow you to change for medium pressure to high pressure.

    • 17-37 psi
    • "Inner" spring
    • For K-140 valve
  • Kinsler Flowed Injector Nozzles, 5-1/2 Inch Length, Set of 8
    Kinsler Flowed Injector Nozzles, 5-1/2 Inch Length, Set of 8
    (Part #47326)
    x
                Kinsler constant flow mechanical fuel injector nozzles are guaranteed to flow within 2% of each other. Nozzles have a fixed orfice that is sized for the specific engine and fuel being used.

    All have 1/2"-20 thread. Complete set of 8.

  • Kinsler Fuel Injection 3332 Bypass Valve Spring, 12 Lb.
    Kinsler Fuel Injection 3332 Bypass Valve Spring, 12 Lb.
    (Part #4733332)
    x
                Dial in your bypass valve with these standard bypass springs for use with alcohol carburetors. Spring has a .032" wire diameter.
            
  • Kinsler 3972 K140 Ultimate Hi-Speed Bypass, 75-152 PSI Adjustable
    Kinsler 3972 K140 Ultimate Hi-Speed Bypass, 75-152 PSI Adjustable
    (Part #4733972)
    x
                

    If you want the best high-speed bypass for your fuel injection system, look no further than this Kinsler model K-140. It’s adjustable from 75 to 152 lbs. of pressure and has a proven track record in winning race cars. Used as a return bypass on sprint cars or other high end fuel injection-type cars.

    • Externally adjustable from 75 to 152 psi
    • Hi flow capacity and light weight
    • Accurate pressure control
    • Methanol and gasoline compatible
    • Serviceable in the field
    • Hard anodized finish
    • Includes -6 AN inlet fitting
    • Length: 5”
    • Height: 4”
  • Kinsler Fuel Injection TP000013 Fuel Pump Flange
    Kinsler Fuel Injection TP000013 Fuel Pump Flange
    (Part #473145)
    x
                
    • Fits any brand of pump
    • Clocks pinch bolt for easy access
    • Reinforced design resists cracking
  • Kinsler Fuel Injection TP050001 Tough Pump Fuel Pump, .500
    Kinsler Fuel Injection TP050001 Tough Pump Fuel Pump, .500
    (Part #473499)
    x
                

    The Kinsler Tough Pump fuel pump is engineered to last longer and take less power to drive.

    • 1-piece gear shaft maintains correct clearance between gear teeth
    • Rock-solid housing is good to 400 PSI
    • Flows without cavitation up to 7,000 pump RPM (14,000 engine RPM)
    • Pressure balance plate system provides minimum pump outlet flow drop vs. pressure

    This is for the pump only - you will need to buy the inlet and manifold separately.

  • Kinsler Fuel Injection 5801 Spun Aluminum Tank, 3-1/2 Gallon
    Kinsler Fuel Injection 5801 Spun Aluminum Tank, 3-1/2 Gallon
    (Part #473501)
    x
                

    Beautiful, brush-finished .080" wall spun aluminum tank with a knurled, billet aluminum, non-vented screw-on cap. Two female 3/8" NPT fittings on top, one female 3/4" NPT fitting on the bottom.

    Mounting brackets sold separately.

  • Kinsler Injector Nozzles, 3-1/2 Inch Length, Set of 8
    Kinsler Injector Nozzles, 3-1/2 Inch Length, Set of 8
    (Part #47322)
    x
                

    Kinsler constant flow mechanical fuel injector nozzles are sold in matched sets that flow within 2% of each other. Nozzles have a fixed orfice that is sized for the specific engine and fuel being used.

    All have 1/2"-20 thread. Complete sets of eight.

  • Kinsler Fuel Injection TP000130 Tough Pump 3-Port Fuel Manifold
    Kinsler Fuel Injection TP000130 Tough Pump 3-Port Fuel Manifold
    (Part #473130)
    x
                

    This 3-port fuel manifold has one -8 AN port in the center, two -6 AN ports on each side, and a -3 AN pressure port. For use with Kinsler Tough Pump fuel pump.

    Manifold only, fittings not included. 

  • Kinsler Fuel Injection 20264 Jack Shaft Kit, Hilborn
    Kinsler Fuel Injection 20264 Jack Shaft Kit, Hilborn
    (Part #4733336)
    x
                
    Jackshaft kit provides a perfect sync of both banks throughout the entire rotation. The jack shaft kit features billet pedestals, arms and stops while also having stainless steel crossbars. These are combined with high quality rod ends.
    • Perfect sync of both banks throughout entire rotation
    • Billet pedestals, arms and stops
    • Stainless steel cross bars and high quality rod ends

  • Kinsler Fuel Injection 4156 -6 AN Pressure Fuel Injection Filter
    Kinsler Fuel Injection 4156 -6 AN Pressure Fuel Injection Filter
    (Part #4734156)
    x
                

    Keeping your fuel clean and flowing properly is vital, particularly when you’re racing on dirt. High-quality Kinsler fuel filters have minimal pressure drop, large filter media areas, and a premium filter media to provide the right protection for your race car.

    • Filter has a 140 micron element
    • Male AN-6 fittings on both sides
    • Ultrasonically cleaned, then purged and pressure tested @ 160psi
    • Hard anodized aluminum housing
    • Filter to go between pump and barrel valve on racing fuel injection systems
  • Kinsler Fuel Injection 3112 Fuel Line Bypass Pill Holder
    Kinsler Fuel Injection 3112 Fuel Line Bypass Pill Holder
    (Part #4733112)
    x
                A must for alky high-volume pumps. Anodized for alky fuels. 2 lb spring included. Outside safety pin. 7 lb or 12 lb bypass spring available. AN6 fittings.

    Can be used as a bypass pressure relief valve for alky or gas carburated fuel systems when installed in a return bypass line. We suggest using the 7lb spring and a 150 pill for the alky application.

  • Kinsler Fuel Injection 3404 Jet Selector
    Kinsler Fuel Injection 3404 Jet Selector
    (Part #4733403)
    x
                New, lightweigh model. Select fuel mixture from cockpit. Valving operation offers selection of 8 different jet sizes. 1-1/2" diameter selector handle. All fittings are AN type.
            
  • Kinsler Fuel Injection TP040001 Tough Pump Fuel Pump, .400
    Kinsler Fuel Injection TP040001 Tough Pump Fuel Pump, .400
    (Part #473400)
    x
                

    The Kinsler Tough Pump fuel pump is engineered to last longer and take less power to drive.

    • 1-piece gear shaft maintains correct clearance between gear teeth
    • Rock-solid housing is good to 400 PSI
    • Flows without cavitation up to 7,000 pump RPM (14,000 engine RPM)
    • Pressure balance plate system provides minimum pump outlet flow drop vs. pressure

    This is for the pump only - you will need to buy the inlet and manifold separately.

  • Kinsler Fuel Injection 2397-8 Injector Nozzle O-Rings, Set of 8
    Kinsler Fuel Injection 2397-8 Injector Nozzle O-Rings, Set of 8
    (Part #4733118)
    x
                

    Complete sets of eight O-rings for Kinsler constant flow mechanical fuel injector nozzles.

  • Kinsler Fuel Injection 3944 Neoprene Diaphragm for Gas or Methanol
    Kinsler Fuel Injection 3944 Neoprene Diaphragm for Gas or Methanol
    (Part #4733946)
    x
                

    This Kinser neoprene diaphragm is for gas or methanol bypass. Will only work for Kinser High Speed Bypasses.

  • Kinsler Fuel Injection 3319 Bypass Valve Spring, 2 Lb.
    Kinsler Fuel Injection 3319 Bypass Valve Spring, 2 Lb.
    (Part #4733319)
    x
                Dial in your bypass valve with these standard bypass springs for use with alcohol carburetors. Spring has a .019" wire diameter.
            
  • Kinsler 3971 K140 Ultimate Hi-Speed Bypass, 57-123 PSI Adjustable
    Kinsler 3971 K140 Ultimate Hi-Speed Bypass, 57-123 PSI Adjustable
    (Part #4733971)
    x
                

    If you want the best high-speed bypass for your fuel injection system, look no further than this Kinsler model K-140. It’s adjustable from 57 to 123 lbs. of pressure and has a proven track record in winning race cars. Used as a return bypass on sprint cars or other high end fuel injection-type cars.

    • Externally adjustable from 57 to 123 psi
    • Hi flow capacity and light weight
    • Accurate pressure control
    • Methanol and gasoline compatible
    • Serviceable in the field
    • Hard anodized finish
    • Includes -6 AN inlet fitting
    • Length: 5”
    • Height: 4”
  • Kinsler Fuel Injection TP000140 Tough Pump 4-Port Fuel Manifold
    Kinsler Fuel Injection TP000140 Tough Pump 4-Port Fuel Manifold
    (Part #473140)
    x
                

    This 4-port fuel manifold has one -8 AN port in the center, three -6 AN ports, and a -3 AN pressure port. For use with Kinsler Tough Pump fuel pump.

  • Kinsler Fuel Injection 5802 Spun Aluminum Tank, 5 Gallon
    Kinsler Fuel Injection 5802 Spun Aluminum Tank, 5 Gallon
    (Part #473502)
    x
                

    Beautiful, brush-finished .080" wall spun aluminum tank with a knurled, billet aluminum, non-vented screw-on cap. Two female 3/8" NPT fittings on top, one female 3/4" NPT fitting on the bottom.

    Mounting brackets sold separately.

  • Kinsler Fuel Injection TP045001 Tough Pump Fuel Pump, .450
    Kinsler Fuel Injection TP045001 Tough Pump Fuel Pump, .450
    (Part #473450)
    x
                

    The Kinsler Tough Pump fuel pump is engineered to last longer and take less power to drive.

    • 1-piece gear shaft maintains correct clearance between gear teeth
    • Rock-solid housing is good to 400 PSI
    • Flows without cavitation up to 7,000 pump RPM (14,000 engine RPM)
    • Pressure balance plate system provides minimum pump outlet flow drop vs. pressure

    This is for the pump only - you will need to buy the inlet and manifold separately.

  • Kinsler 12091 IRL Replacement Diaphragm Kit for D Series K-140 Valve
    Kinsler 12091 IRL Replacement Diaphragm Kit for D Series K-140 Valve
    (Part #47312091)
    x
                

    These replacement diaphragm kits for Kinsler IRL bypass are designed to be used with D series K-140 valves.

    • Replacement kit
    • IRL bypass D series K-140 valve
    • 2 piece kit
  • Kinsler Fuel Injection 6014 Alky Hydrometer
    Kinsler Fuel Injection 6014 Alky Hydrometer
    (Part #4731000)
    x
                Check for fuel quality and foreign substances in fuel with the Kinsler alky hydrometer. .640 to .810. Comes with burette, two hydrometers and instructions in a foam-lined hardwood box.
            
  • Kinsler Fuel Injection TP000112 Tough Pump -12 AN Inlet Fitting
    Kinsler Fuel Injection TP000112 Tough Pump -12 AN Inlet Fitting
    (Part #473112)
    x
                

    -12 AN inlet male flange flare fitting with O-ring for Kinsler Tough Pump fuel pump.

  • Kinsler Fuel Injection 20260 Jack Shaft Kit, Standard
    Kinsler Fuel Injection 20260 Jack Shaft Kit, Standard
    (Part #4733335)
    x
                
    Jackshaft kit provides a perfect sync of both banks throughout the entire rotation. The jack shaft kit features billet pedestals, arms and stops while also having stainless steel crossbars. These are combined with high quality rod ends.
    • Perfect sync of both banks throughout entire rotation
    • Billet pedestals, arms and stops
    • Stainless steel cross bars and high quality rod ends
  • Kinsler Injector Nozzles, 1 Inch Length, Set of 8
    Garage Sale
    Kinsler Injector Nozzles, 1 Inch Length, Set of 8
    (Part #47321)
    x
                

    Kinsler constant flow mechanical fuel injector nozzles are sold in matched sets that flow within 2% of each other. Nozzles have a fixed orfice that is sized for the specific engine and fuel being used.

    All have 1/2"-20 thread. Complete sets of eight.

     

    NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS

  • Kinsler Fuel Injection 3117 Fuel Line Bypass Pill Holder O-Ring Kit
    Kinsler Fuel Injection 3117 Fuel Line Bypass Pill Holder O-Ring Kit
    (Part #4733117)
    x
                

    Replacement set of O-rings for Kinsler bypass pill holder 3112. Includes (1) small O-ring and (1) large O-ring. Compatible with both gas and methanol.