Holley

Holley 12-308 EFI In-Tank Fuel Pump Module 255 LPH — Fits 1973-1987 GM C/K Series Trucks

Holley 12-308 EFI In-Tank Fuel Pump Module 255 LPH — Fits 1973-1987 GM C/K Series Trucks
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Holley 12-308 EFI In-Tank Fuel Pump Module 255 LPH — Fits 1973-1987 GM C/K Series Trucks
Holley

Holley 12-308 EFI In-Tank Fuel Pump Module 255 LPH — Fits 1973-1987 GM C/K Series Trucks

SKU: BBVL_12-308
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About Holley Holley is the legendary American carburetor and fuel-injection ...Read More

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$448.95
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Power Your Square Body EFI Conversion: Holley 12-308 Fuel Pump Module

Upgrade your 1973-1987 GM C/K Series Fullsize Truck (including C10, K10, C1500, K1500) with the Holley 12-308 In-Tank EFI Fuel Pump Module, the ultimate solution for modernizing your classic square body's fuel system. This high-performance electric fuel pump delivers a robust 255 LPH at a consistent 58 psi, providing the precise fuel pressure and volume essential for efficient Electronic Fuel Injection. Say goodbye to carburetor limitations and embrace the superior drivability, increased power, and improved fuel economy that EFI offers for your vintage truck.

Why Choose the Holley 12-308 for Your C/K Truck?

  • High-Volume EFI Support: Delivers 255 LPH at 58 psi, perfectly matched for demanding EFI systems and high-horsepower engine builds in your C/K truck.
  • Direct In-Tank Fitment: Engineered for a seamless installation into your factory fuel tank, preserving the classic aesthetics while upgrading performance.
  • Enhanced Engine Reliability: Consistent fuel pressure prevents lean conditions, protecting your engine and ensuring optimal performance under various loads.
  • Complete & Convenient: Includes a 1/4 in NPT inlet and all necessary components for a straightforward, comprehensive fuel system upgrade.

Key Features & Specifications

  • Part Number: Holley 12-308
  • Fuel Pump Type: Electric, In-Tank, EFI Compatible
  • Flow Rate: 255 Liters Per Hour (LPH)
  • Operating Pressure: 58 psi (pounds per square inch)
  • Inlet Size: 1/4 inch NPT
  • Fuel Compatibility: Gasoline
  • Mounting: Designed for factory GM C/K Series Fullsize Truck fuel tanks

Vehicle Fitment

This Holley EFI Fuel Pump Module is specifically designed for a direct-fit installation in:

  • 1973-1987 Chevrolet C10 / K10 / C1500 / K1500
  • 1973-1987 GMC C1500 / K1500
  • (Fits various other 1973-1987 GM Fullsize Trucks)

Unmatched Performance and Durability

The Holley 12-308 fuel pump module is a cornerstone for any serious C/K truck EFI conversion, offering unparalleled fuel delivery and reliability. Its robust design ensures consistent performance, whether you're cruising the highway or hauling heavy loads. Experience the benefits of a modern, efficient fuel system in your classic truck. Explore more performance upgrades at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Power Your Square Body EFI Conversion: Holley 12-308 Fuel Pump Module

Upgrade your 1973-1987 GM C/K Series Fullsize Truck (including C10, K10, C1500, K1500) with the Holley 12-308 In-Tank EFI Fuel Pump Module, the ultimate solution for modernizing your classic square body's fuel system. This high-performance electric fuel pump delivers a robust 255 LPH at a consistent 58 psi, providing the precise fuel pressure and volume essential for efficient Electronic Fuel Injection. Say goodbye to carburetor limitations and embrace the superior drivability, increased power, and improved fuel economy that EFI offers for your vintage truck.

Why Choose the Holley 12-308 for Your C/K Truck?

  • High-Volume EFI Support: Delivers 255 LPH at 58 psi, perfectly matched for demanding EFI systems and high-horsepower engine builds in your C/K truck.
  • Direct In-Tank Fitment: Engineered for a seamless installation into your factory fuel tank, preserving the classic aesthetics while upgrading performance.
  • Enhanced Engine Reliability: Consistent fuel pressure prevents lean conditions, protecting your engine and ensuring optimal performance under various loads.
  • Complete & Convenient: Includes a 1/4 in NPT inlet and all necessary components for a straightforward, comprehensive fuel system upgrade.

Key Features & Specifications

  • Part Number: Holley 12-308
  • Fuel Pump Type: Electric, In-Tank, EFI Compatible
  • Flow Rate: 255 Liters Per Hour (LPH)
  • Operating Pressure: 58 psi (pounds per square inch)
  • Inlet Size: 1/4 inch NPT
  • Fuel Compatibility: Gasoline
  • Mounting: Designed for factory GM C/K Series Fullsize Truck fuel tanks

Vehicle Fitment

This Holley EFI Fuel Pump Module is specifically designed for a direct-fit installation in:

  • 1973-1987 Chevrolet C10 / K10 / C1500 / K1500
  • 1973-1987 GMC C1500 / K1500
  • (Fits various other 1973-1987 GM Fullsize Trucks)

Unmatched Performance and Durability

The Holley 12-308 fuel pump module is a cornerstone for any serious C/K truck EFI conversion, offering unparalleled fuel delivery and reliability. Its robust design ensures consistent performance, whether you're cruising the highway or hauling heavy loads. Experience the benefits of a modern, efficient fuel system in your classic truck. Explore more performance upgrades at GGCRACING.

Product Details

Product Description

About Holley

Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.

Watch in action

Power Your Square Body EFI Conversion: Holley 12-308 Fuel Pump Module

Upgrade your 1973-1987 GM C/K Series Fullsize Truck (including C10, K10, C1500, K1500) with the Holley 12-308 In-Tank EFI Fuel Pump Module, the ultimate solution for modernizing your classic square body's fuel system. This high-performance electric fuel pump delivers a robust 255 LPH at a consistent 58 psi, providing the precise fuel pressure and volume essential for efficient Electronic Fuel Injection. Say goodbye to carburetor limitations and embrace the superior drivability, increased power, and improved fuel economy that EFI offers for your vintage truck.

Why Choose the Holley 12-308 for Your C/K Truck?

  • High-Volume EFI Support: Delivers 255 LPH at 58 psi, perfectly matched for demanding EFI systems and high-horsepower engine builds in your C/K truck.
  • Direct In-Tank Fitment: Engineered for a seamless installation into your factory fuel tank, preserving the classic aesthetics while upgrading performance.
  • Enhanced Engine Reliability: Consistent fuel pressure prevents lean conditions, protecting your engine and ensuring optimal performance under various loads.
  • Complete & Convenient: Includes a 1/4 in NPT inlet and all necessary components for a straightforward, comprehensive fuel system upgrade.

Key Features & Specifications

  • Part Number: Holley 12-308
  • Fuel Pump Type: Electric, In-Tank, EFI Compatible
  • Flow Rate: 255 Liters Per Hour (LPH)
  • Operating Pressure: 58 psi (pounds per square inch)
  • Inlet Size: 1/4 inch NPT
  • Fuel Compatibility: Gasoline
  • Mounting: Designed for factory GM C/K Series Fullsize Truck fuel tanks

Vehicle Fitment

This Holley EFI Fuel Pump Module is specifically designed for a direct-fit installation in:

  • 1973-1987 Chevrolet C10 / K10 / C1500 / K1500
  • 1973-1987 GMC C1500 / K1500
  • (Fits various other 1973-1987 GM Fullsize Trucks)

Unmatched Performance and Durability

The Holley 12-308 fuel pump module is a cornerstone for any serious C/K truck EFI conversion, offering unparalleled fuel delivery and reliability. Its robust design ensures consistent performance, whether you're cruising the highway or hauling heavy loads. Experience the benefits of a modern, efficient fuel system in your classic truck. Explore more performance upgrades at GGCRACING.

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