1978 Dodge Diplomat Fuel System Parts
Select Your Submodel
-
Spectra Premium®Mechanical Fuel PumpDodge Diplomat 5.2L / 5.9L 1978, Mechanical Fuel Pump by Spectra Premium®. If your vehicle is in need of a new fuel pump, this product by Spectra Premium is your best choice to restore its performance. Designed and manufactured to be...Performs according to OE specificationsOE quality at an affordable price$12.04 - Airtex®Mechanical Fuel PumpDodge Diplomat 5.2L / 5.9L 1978, Mechanical Fuel Pump by Airtex®. You can't go wrong with this part as Airtex is the only North American manufacturer of mechanical fuel pumps. This product is built to OEM specs and 100% tested to ensure...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$32.32
- Fast®EZ-EFI 2.0® Fuel and Ignition Base KitDodge Diplomat H / J / L Engine VIN Character 1978, EZ-EFI 2.0® Fuel and Ignition Base Kit by Fast®. Does NOT Include Fuel System. Make your vehicle faster and more powerful with premium-quality performance fuel system parts....Higher flowing and higher HP-capable throttle body for engines making up to 1200 HPMaintains ease-of-use that doesn't require a laptop or previous tuning experience$2,799.95
- Fast®EZ-EFI 2.0® Fuel and Ignition Master Kit with In-Tank Fuel Pump KitDodge Diplomat H / J / L Engine VIN Character 1978, EZ-EFI 2.0® Fuel and Ignition Master Kit with In-Tank Fuel Pump Kit by Fast®. Complete EFI Conversion with Fuel System. Make your vehicle faster and more powerful with premium-quality...Higher flowing and higher HP-capable, 8-injector throttle body supports stock-to-1200 HP enginesWalbro 450 LPH pump is the highest flowing in-tank pump available and is automatically cooled by fuel in the tank$3,433.95
- Fast®EZ-EFI Fuel Base KitDodge Diplomat H / J / L Engine VIN Character 1978, EZ-EFI Fuel Base Kit by Fast®. Inline fuel pumps are easier to install than in-tank fuel pumps because the fuel tank does not have to be removed. However, there are several advantages...Standard single throttle body system handles up to 650 HP4150 throttle body works with original carb-style linkage & uses all OEM sensors$1,179.95
- Fast®EZ-EFI® Dual Quad Upgrade KitDodge Diplomat H / J / L Engine VIN Character 1978, EZ-EFI® Dual Quad Upgrade Kit by Fast®. Designed with big speed fans in mind, this mind-blowing fuel system upgrade will help you maximize engine performance and fuel efficiency....Standard single throttle body system handles up to 650 HP4150 throttle body works with original carb-style linkage & uses all OEM sensors$874.95
- Fast®EZ-EFI® Fuel Master Kit with In-Tank Fuel Pump KitDodge Diplomat H / J / L Engine VIN Character 1978, EZ-EFI® Fuel Master Kit with In-Tank Fuel Pump Kit by Fast®. Inline fuel pumps are easier to install than in-tank fuel pumps because the fuel tank does not have to be removed....Standard single throttle body system handles up to 650 HP4150 throttle body works with original carb-style linkage & uses all OEM sensors$1,556.95
- Fast®EZ-EFI® Fuel Master Kit with Inline Fuel Pump KitDodge Diplomat H / J / L Engine VIN Character 1978, EZ-EFI® Fuel Master Kit with Inline Fuel Pump Kit by Fast®. Inline fuel pumps are easier to install than in-tank fuel pumps because the fuel tank does not have to be removed. However,...Standard single throttle body system handles up to 650 HP4150 throttle body works with original carb-style linkage & uses all OEM sensors$1,573.95
- Holley®Mechanical Fuel PumpDodge Diplomat 5.2L / 5.9L 1978, Mechanical Fuel Pump by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake...$199.95
- Holley®Street Avenger 4BBL CarburetorDodge Diplomat H / J / L Engine VIN Character 1978, Street Avenger 4BBL Carburetor by Holley®. Street Avenger carburetors are known to bolt on right out of the box and have great features such as a quick change vacuum secondary for easy...$599.95
- TSP®Mechanical Fuel PumpDodge Diplomat 5.2L / 5.9L Chrysler Small Block 1978, Mechanical Fuel Pump by TSP®. 1/4" NPT Inlet/Outlet. TSP's Mechanical Fuel Pumps are for those who want to upgrade their fuel pump without losing that classic look. Pumps are cast...$58.10
- Replace®Fuel TankDodge Diplomat 1978, Fuel Tank by Replace®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$19.32 - $90.65
- Holley®Street Avenger Main BodyDodge Diplomat 5.2L / 5.9L 1978, Street Avenger Main Body by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection,...Main bodies are factory assembled and kit includes new gaskets to complete the installationSimple installation with common hand tools that you already have in your shop$174.95
- Liland Global®Fuel TankDodge Diplomat 1978, Fuel Tank by Liland Global®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Strict quality control from start to finishMade using the finest materials and advanced technologies$24.42 - $203.49
- Nitrous Express®Hitman Wet Nitrous SystemsDodge Diplomat 1978, Hitman Wet Nitrous Systems by Nitrous Express®. For the enthusiast who wants to use nitrous yet does not want to spend a lot of money, the Hitman is the way to go. Make your vehicle faster and more powerful with...High quality at an affordable priceExpertly made from premium materials$491.29 - $1,483.70
- Nitrous Express®Shark Nozzle Nitrous SystemDodge Diplomat 5.2L / 5.9L 1978, Shark Nozzle Nitrous System by Nitrous Express®. This system includes the latest technology and the best components available. For you tech hungry junkies we will provide some details explaining what...200-500 HP(4) Lightning Solenoids$1,458.81
- Replace®Fuel Tank StrapsDodge Diplomat 1978, Fuel Tank Straps by Replace®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$19.32
- ATP®Carburetor Accelerator CableDodge Diplomat 5.2L / 5.9L 1978, Carburetor Accelerator Cable by ATP®. Accelerator cables connect the foot pedal to either the carburetor or EFI assembly. Old cables can bind, break, or just become sluggish. The best repair is to...Includes brackets, grommets, etc to match originalFit and function like the original parts$25.45
- Replace®Fuel Tank Lock RingDodge Diplomat 1978, Fuel Tank Lock Ring by Replace®. With 3" Gauge Hole. With O-Ring. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$8.53
- AED Performance®Carburetor Hardware KitDodge Diplomat 5.2L / 5.9L 1978, Carburetor Hardware Kit by AED Performance®. Proudly made in the USA, premium AED Performance products are what you need to ensure the reliable performance of your vehicle. They are manufactured using...High quality at an affordable priceExpertly made from premium materials$29.27 - $31.93
- Walker Products®Carburetor Choke ThermostatDodge Diplomat 1978, Carburetor Choke Thermostat by Walker Products®. With their extensive selection of accessories and hardware for the exhaust system, Walker Products will provide you with everything needed to do the complete exhaust...Makes installation quick and easyOptimal OE-style fit and quality$45.46 - $52.90
- WVE®Carburetor Choke ThermostatDodge Diplomat 1978, Carburetor Choke Thermostat by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$44.48 - $79.56
- WVE®Carburetor Repair KitDodge Diplomat 3.7L 1978, Carburetor Repair Kit by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$43.66
- WVE®Primary Carburetor FloatDodge Diplomat 1978, Primary Carburetor Float by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$12.52
- AED Performance®1 to 1 Throttle Linkage KitDodge Diplomat 5.2L / 5.9L Holley 4150 Model Carburetor 1978, 1 to 1 Throttle Linkage Kit by AED Performance®. Proudly made in the USA, premium AED Performance products are what you need to ensure the reliable performance of your...High quality at an affordable priceExpertly made from premium materials$11.93
- AED Performance®6AN Center Pivot Bowl Carburetor FittingsDodge Diplomat 5.2L / 5.9L Holley Model Carburetor 1978, 6AN Center Pivot Bowl Carburetor Fittings by AED Performance®. Designed with big speed fans in mind, this mind-blowing fuel system upgrade will help you maximize engine...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$15.93
- AED Performance®Accelerator Pump DiaphragmDodge Diplomat 5.2L / 5.9L Holley Gasoline Model Carburetor 1978, Accelerator Pump Diaphragm by AED Performance®. Proudly made in the USA, premium AED Performance products are what you need to ensure the reliable performance of your...High quality at an affordable priceExpertly made from premium materials$5.76 - $63.93
- AED Performance®Accelerator Pump Discharge NozzlesDodge Diplomat 5.2L / 5.9L Holley or Barry Grant Model Carburetor 1978, Accelerator Pump Discharge Nozzles by AED Performance®. Proudly made in the USA, premium AED Performance products are what you need to ensure the reliable...High quality at an affordable priceExpertly made from premium materials$11.99
- AED Performance®Carburetor Air BleedsDodge Diplomat 5.2L / 5.9L Holley 4150 HP or 4500 Model Carburetor 1978, Carburetor Air Bleeds by AED Performance®. Proudly made in the USA, premium AED Performance products are what you need to ensure the reliable performance of your...High quality at an affordable priceExpertly made from premium materials$13.27
- AED Performance®Carburetor Bowl FittingDodge Diplomat 5.2L / 5.9L Holley 4160 Model Carburetor 1978, Carburetor Bowl Fitting by AED Performance®. Proudly made in the USA, premium AED Performance products are what you need to ensure the reliable performance of your vehicle....High quality at an affordable priceExpertly made from premium materials$10.60 - $16.65
Shop By Service Type
1978 Dodge Diplomat Models
Popular Searches