Holley Dual 450 Lph In-Tank Retrofit Fuel Module W/Return 12-173 awd 13/8 V 1989 - 1991

13/8 V 1989 - 1991 Chevrolet R2500 Suburban 4

270" Head Gasket Compressed Thickness

Includes one 3/8 inch-16 x 2-1/2 bolt

Brand Weiand Construction Cast Emission Code 3 Engine Chevy Big Block V8 Manifold Type High Rise Product Type Intake Manifold RPM Power Band 3000-7500 Warranty Limited 90 Day

Kenworth K100 (1981-1984)

Holley Dual 450 Lph In-Tank Retrofit Fuel Module W/Return 12-173 awd 13/8 V 1989 - 1991Dual 450 LPH Drop In Retrofit EFI Fuel System E85 Compatible Supports up to 1700 EFI or 2200 Carb HP (HP Rating @ 60 PSI at 13. 5 Volts 34 AMP Draw) Looking to make a serious step up in the horsepower department? The Holley Dual 450 LPH EFI Pump Module would be an excellent choice. While the name includes EFI, these modules can be used as an upgrade for carbureted systems as well with the proper regulator. Features: Billet, anodized, laser etched