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Holley FUEL PUMP - INLINE EFI GCL621-53 Chevrolet
$325.95
The 12-927 universal in-line fuel pump is intended for Throttle Body EFI systems. It is designed to work in-line, not inside the tank, so installation is a snap. The 12-927 is rated for continuous duty service and have been tested up to 2,500 hours.

Important Downloads:Features:
  • Flows 43 GPH at 15 psi
  • Draws 3.5 amps at 15 psi
  • Will feed up to 400 horsepower throttle body efi unit (not intended for multipoint efi)
  • OE proven design
  • Lightweight and compact
  • 3/8" barbed fittings included
  • Rubber isolator, mounting clamps and electrical hardware included
  • Not designed for use on aircraft of any type.
Specifications:
  • Application: Universal
  • Bracket Color: Black
  • Emission Code: 3
  • Fuel System: Carbureted
  • Fuel System: EFI
  • GPH@15PSI: 43
  • GPH@8PSI: 52
  • Inlet Size: 3/8 inch Barb
  • LPH@15PSI: 163
  • LPH@8PSI: 197
  • Material: Steel
  • Naturally Aspirated HP@15PSI: 400
  • Naturally Aspirated HP@8PSI: 450
  • Outlet Size: 3/8 inch Barb
  • Product Type: EFI Part
  • Pump Body Color: Silver
  • Warranty: Limited 90 Day
Notes:
  • Should be mounted below the fuel level of the tank for a good gravity feed on the inlet side.
Proposition 65

WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
Chevrolet Blazer 1987-1989 Silverado
Chevrolet Blazer 1987 Custom Deluxe
Chevrolet Blazer 1988-1989 Scottsdale
Chevrolet C1500 1988-1989 Silverado
Chevrolet C1500 1988-1989 Scottsdale
Chevrolet C1500 1988-1989 Cheyenne
Chevrolet C1500 1989 Base
Chevrolet C2500 1988-1989 Cheyenne
Chevrolet C2500 1988-1989 Scottsdale
Chevrolet C2500 1988-1989 Silverado
Chevrolet C2500 1988-1989 Base
Chevrolet C3500 1988-1989 Silverado
Chevrolet C3500 1988-1989 Scottsdale
Chevrolet C3500 1988-1989 Cheyenne
Chevrolet G10 1987-1988 Sportvan
Chevrolet G10 1987 Bonaventure
Chevrolet G10 1987-1988 Chevy Van
Chevrolet G10 1987-1988 Beauville
Chevrolet G20 1987-1989 Sportvan
Chevrolet G20 1987-1989 Chevy Van
Chevrolet G20 1987-1989 Beauville
Chevrolet G30 1987-1989 Chevy Van
Chevrolet G30 1987-1989 Hi-Cube
Chevrolet G30 1987-1989 Sportvan
Chevrolet G30 1987-1989 Beauville
Chevrolet K1500 1988-1989 Scottsdale
Chevrolet K1500 1988-1989 Cheyenne
Chevrolet K1500 1988-1989 Silverado
Chevrolet K2500 1988-1989 Cheyenne
Chevrolet K2500 1988-1989 Scottsdale
Chevrolet K2500 1988-1989 Silverado
Chevrolet K3500 1988-1989 Silverado
Chevrolet K3500 1988-1989 Scottsdale
Chevrolet K3500 1988-1989 Cheyenne
Chevrolet P20 1987-1989 Base
Chevrolet P20 1987-1989 Step-Van
Chevrolet P30 1987-1989 Step-Van
Chevrolet P30 1987-1989 Base
Chevrolet R10 1987 Silverado
Chevrolet R10 1987 Custom Deluxe
Chevrolet R10 1987 Scottsdale
Chevrolet R10 Suburban 1987-1988 Silverado
Chevrolet R10 Suburban 1987 Custom Deluxe
Chevrolet R10 Suburban 1987-1988 Scottsdale
Chevrolet R1500 Suburban 1989 Scottsdale
Chevrolet R1500 Suburban 1989 Silverado
Chevrolet R20 Suburban 1987-1988 Scottsdale
Chevrolet R20 Suburban 1987 Custom Deluxe
Chevrolet R20 Suburban 1987-1988 Silverado
Chevrolet R2500 1989 Silverado
Chevrolet R2500 1989 Scottsdale
Chevrolet R2500 1989 Cheyenne
Chevrolet R2500 Suburban 1989 Scottsdale
Chevrolet R2500 Suburban 1989 Silverado
Chevrolet R30 1987-1988 Scottsdale
Chevrolet R30 1987-1988 Custom Deluxe
Chevrolet R30 1987-1988 Silverado
Chevrolet R30 1988 Cheyenne
Chevrolet R3500 1989 Silverado
Chevrolet R3500 1989 Cheyenne
Chevrolet R3500 1989 Scottsdale
Chevrolet S10 Blazer 1987-1989 High Country
Chevrolet S10 Blazer 1987-1989 Sport
Chevrolet S10 Blazer 1987-1988 Tahoe
Chevrolet S10 Blazer 1987-1989 Base
Chevrolet Suburban 1987-1989 Base
Chevrolet V10 1987 Custom Deluxe
Chevrolet V10 1987 Scottsdale
Chevrolet V10 1987 Silverado
Chevrolet V10 Suburban 1987-1988 Silverado
Chevrolet V10 Suburban 1987 Custom Deluxe
Chevrolet V10 Suburban 1987-1988 Scottsdale
Chevrolet V1500 Suburban 1989 Scottsdale
Chevrolet V1500 Suburban 1989 Silverado
Chevrolet V20 1987 Custom Deluxe
Chevrolet V20 1987 Scottsdale
Chevrolet V20 1987 Silverado
Chevrolet V20 Suburban 1987 Custom Deluxe
Chevrolet V20 Suburban 1987-1988 Scottsdale
Chevrolet V20 Suburban 1987-1988 Silverado
Chevrolet V2500 Suburban 1989 Silverado
Chevrolet V2500 Suburban 1989 Scottsdale
Chevrolet V3500 1989 Scottsdale
Chevrolet V3500 1989 Silverado
Chevrolet V3500 1989 Cheyenne
GMC C1500 1988-1989 Sierra
GMC C1500 1988-1989 Sierra SLX
GMC C1500 1988-1989 Sierra SLE
GMC C2500 1988-1989 Sierra SLX
GMC C2500 1988-1989 Sierra SLE
GMC C2500 1988-1989 Sierra
GMC C3500 1988-1989 Sierra SLX
GMC C3500 1988-1989 Sierra SLE
GMC C3500 1988-1989 Sierra
GMC G1500 1987-1989 Vandura
GMC G1500 1987-1989 Rally
GMC G1500 1987-1989 Rally STX
GMC G2500 1987-1989 Rally STX
GMC G2500 1987-1989 Vandura
GMC G2500 1987-1989 Rally
GMC Jimmy 1987 Base
GMC Jimmy 1987 Sierra Classic
GMC K1500 1988-1989 Sierra SLE
GMC K1500 1988-1989 Sierra
GMC K1500 1988-1989 Sierra SLX
GMC K2500 1988-1989 Sierra SLX
GMC K2500 1988-1989 Sierra SLE
GMC K2500 1988-1989 Sierra
GMC K3500 1988-1989 Sierra SLE
GMC K3500 1988-1989 Sierra SLX
GMC K3500 1988-1989 Sierra
GMC R1500 1987 Base
GMC R1500 1987 Sierra Classic
GMC R1500 1987 High Sierra
GMC R2500 1987-1988 Base
GMC R2500 1987-1988 High Sierra
GMC R2500 1987-1988 Sierra Classic
GMC R3500 1988 High Sierra
GMC R3500 1988 Sierra Classic
GMC R3500 1988 Base
GMC V1500 1987 Base
GMC V1500 1987 Sierra Classic
GMC V1500 1987 High Sierra
GMC V2500 1987 High Sierra
GMC V2500 1987 Base
GMC V2500 1987 Sierra Classic
GMC V3500 1987-1988 High Sierra
GMC V3500 1987-1988 Base
GMC V3500 1987-1988 Sierra Classic
Discover Holley Performance Parts at Vivid Racing

Welcome to Vivid Racing, your one-stop shop for high-performance automotive parts, where we proudly feature Holley, a brand synonymous with quality and innovation in the automotive industry.

The Rich History of Holley

Founded in 1903, Holley has been a pioneer in the automotive aftermarket industry for over a century. Starting with carburetors, Holley quickly established itself as a leader in performance fuel systems. The brand has evolved through the years, continuously adapting to the changing landscape of automotive technology while maintaining its commitment to performance and reliability. Holley's rich heritage is deeply rooted in motorsports, contributing to its reputation for producing parts that not only enhance performance but also withstand the rigors of racing.

Holley's Extensive Range of Parts

Holley is renowned for its extensive range of performance parts, including carburetors, fuel injection systems, intake manifolds, and more. They cater to a variety of vehicles, from classic muscle cars to modern performance machines. Holley’s products are designed to optimize engine performance, improve fuel efficiency, and enhance overall driving experience. Their innovative engineering and cutting-edge technology ensure that every part meets the highest standards of quality and performance.

Why Choose Holley?

What sets Holley apart from other brands is its unwavering dedication to performance and customer satisfaction. Holley invests heavily in research and development, ensuring that they stay at the forefront of automotive technology. Their products are rigorously tested in real-world conditions, guaranteeing reliability and top-notch performance. Additionally, Holley's commitment to the enthusiast community is evident through their extensive support network and resources, making them the go-to choice for both amateur and professional racers alike.

At Vivid Racing, we are proud to offer a wide selection of Holley performance parts that will take your vehicle to the next level. Whether you are looking to upgrade your classic muscle car or enhance the performance of your modern vehicle, Holley has the perfect solution for you. Explore our collection today and experience the Holley difference!

90 Day Limited Warranty applies to B&M transmissions, launch control kits and all electrical components (switches, lights, solenoids).

Holley Performance Products warrants its Holley Street Avenger™ Carburetor to be free from defects in material and workmanship for the life of the product on parts and one year on repair labor. After a period of one year, Holley will charge standard rates for repair labor. For any Holley Street Avenger Carburetor used in any type racing or off-road use will only be covered by a one (1) year limited warranty on parts and labor. Warranty performance will be initiated by returning the alleged defective product to HOLLEY PERFORMANCE PRODUCTS with the original, dated purchase receipt. Purchaser is to call toll free the Holley Factory Service number at 1-866-464-6553 to receive details and shipping instructions.



For full warranty information please Click Here

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