Best Moroso Fuel Tank Filler Necks in 2026

FITMENT- Gas fuel tank filler neck tube pipe fit for 1988-1995 for Chevrolet C1500 1988-1995 for Chevrolet C2500 1988-1995 for Chevrolet C3500 1988-1995 for Chevrolet K1500 1988-1995 for Chevrolet K2500 1988-1995 for Chevrolet K3500 1988-1995 for GMC C1500 1988-1995 for GMC C2500 1988-1995 for GMC C3500 1991-1995 for GMC C3500HD 1988-1995 for GMC K1500 1988-1989 for GMC K2500

FUNCTION- The fuel filler neck pipe is made of steel with low fuel permeability, which can effectively prevent gasoline evaporation,avoid fuel leakage during refueling and ensure the normal driving of the car

REMINDER- Aging of the fuel filler neck will cause fuel leakage, fuel pump premature failure, fuel filler and injector blockage, wire damage etc,so replace a new pipe is very necessary

FITMENT- Gas fuel tank filler neck tube pipe fit for 2002 2003 2004 for Chevrolet Trailblazer EXT 2002 2003 2004 for GMC Envoy XL Jimmy 2003 2004 for Isuzu Ascender 2002 2003 2004 for Oldsmobile Bravada (Not suitable for the original car fuel tank cover)

FUNCTION- The fuel filler neck pipe is made of steel with low fuel permeability, which can effectively prevent gasoline evaporation,avoid fuel leakage during refueling and ensure the normal driving of the car

REMINDER- Aging of the fuel filler neck will cause fuel leakage, fuel pump premature failure, fuel filler and injector blockage, wire damage etc,so replace a new pipe is very necessary

Locates filler neck at highest point on cars

Made of 356-T6 cast aluminum

3-1/4" high

Package Dimensions: 2.54 H x 17.272 L x 13.462 W (centimeters)

Part number: 63455

Fit type: Vehicle Specific

Moroso Water Neck Manifold 2-5/16 in Tall Aluminum Chevy V8 P/N 63422

Package Dimension : 23.876 centimeters L x 19.304 centimeters W x 10.414 centimeters H

Fit type: Vehicle Specific

Perfect match for the car, and easy installation

Unit is dual coated for enhanced corrosion protection

Unit is leak tested to ensure product in free from fuel and evaporative leaks

Moroso Water Neck Manifold Kit 3-1/4 in Tall Aluminum Chevy V8 P/N 63424

Package Dimension : 11.176 centimeters L x 11.176 centimeters W x 14.224 centimeters H

Fit type: Vehicle Specific

1.fuel cap MATERIAL: High quality aviation aluminum for good strength and welding properties

2.fuel tank cap FILLER NECK: Smooth finished design, durable and long lasting

3. fuel neck and cap STANDARD: It meets aviation hose fitting requirements, precision machine tool to precision tolerance

Package Dimensions: 0.254 H x 36.068 L x 21.336 W (centimeters)

Part number: 63467

Fit type: Vehicle Specific

Made from 6061-T6 billet aluminum  This weld-on version can be used wherever a heavy-duty, custom-application filler neck is required Includes screw-in 1/8" NPT hose fitting for expansion tanks, and accepts Moroso or standard-size radiator cap (not included)  Ideal for all forms of racing and street-performance applications

Part number: 63486

Fit type: Vehicle Specific

Moroso Water Neck Spacer 1/4 in Thick Chevy V8/V6 P/N 63469

Part number: 63469

Fit type: Vehicle Specific

Moroso 63465 Manifold Filler Neck

Package Dimensions: 2.54 H x 18.288 L x 13.462 W (centimetres)

Country of Origin : United States

Fit type: Vehicle Specific

Part number: 63485

Fit type: Vehicle Specific

Oem equivalent part number: 63485

Are spliced into the upper radiator hose to add a raised fill point for complete cooling system filling and

Extended Filler Necks are 4" tall from the center of the hose inlets to the top of the radiator neck, this allows

Constructed out of 356-T6 cast aluminum bottom, aluminum tubing center and a billet aluminum radiator

FILLER NECK, CHEVY, BILET ALUMINUM, O-RING GASKET, -20AN & 3/8” NPT PORTS Fits: Small Block, Big Block, and 90° V6 Chevy Intake Manifolds Features two 3/8" N.P.T. female ports to plumb water to cylinder head for cooling Includes stainless steel mounting hardware

Are spliced into the upper radiator hose to add a raised fill point for complete cooling system filling and

Extended Filler Necks are 4" tall from the center of the hose inlets to the top of the radiator neck, this allows

Constructed out of 356-T6 cast aluminum bottom, aluminum tubing center and a billet aluminum radiator

Are spliced into the upper radiator hose to add a raised fill point for complete cooling system filling and

Extended Filler Necks are 4" tall from the center of the hose inlets to the top of the radiator neck, this allows

Constructed out of 356-T6 cast aluminum bottom, aluminum tubing center and a billet aluminum radiator

Accepts Small Radiator Caps, SAE Type B/43mm Made from 6061-T6 billet aluminum This weld-on version can be used wherever a heavy-duty, custom-application filler neck is required Includes screw-in hose fitting for recovery tanks

Moroso Straight Water Neck P/N 63468

Package Dimension : 1.214 centimeters L x 5.08 centimeters W x 14.478 centimeters H

Fit type: Vehicle Specific