Sierra Fuel Elbow 18-8072, Replaces 174177, 3/8 Inch Hose Barb x 3/8 Inch NPT Thread for Ford V8 Small Block

The Sierra 18-8072 is a fuel elbow fitting built to connect fuel line to a 3/8 inch NPT threaded port. One end of the elbow is a 3/8 inch hose barb for securing standard fuel hose, while the other end features 3/8 inch NPT threads for direct connection into a threaded fuel fitting or fuel pump port. This part is designated for Ford V8 small block engine applications, making it a straightforward replacement for boat owners and marine technicians servicing fuel delivery systems on these engines.

The elbow ships with matching gasket 18-0147 included, so the sealing surface is ready to install without sourcing a separate gasket. It is packaged 10 units per package, making it a practical option for shops and technicians who service multiple engines or keep spare fittings on hand. Sierra 18-8072 is a direct replacement for OEM part number 174177, allowing for a like-for-like swap when the original fitting has failed, corroded, or cracked.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-8072
• Product Type: Fuel Elbow
• Hose Barb Size: 3/8 inch
• Thread Size: 3/8 inch NPT
• Gasket Included: Yes, gasket 18-0147
• Fitment: Ford V8 small block
• Package Quantity: 10 per package
• Weight: 0.08 pounds
• UPC: 808282260057

Fitment

• Ford V8 small block

Replaces (OEM)

• 174177

Frequently Asked Questions

What engines does the Sierra 18-8072 fuel elbow fit? The Sierra 18-8072 fuel elbow is designated for Ford V8 small block engine applications.

What OEM part number does 18-8072 replace? Sierra 18-8072 replaces OEM part number 174177, so it can be used as a direct swap for that original fitting.

Does the fuel elbow come with a gasket? Yes, the 18-8072 fuel elbow includes gasket 18-0147, so a matching gasket does not need to be purchased separately.

What size hose fits the barb end of 18-8072? The barb end of the Sierra 18-8072 fuel elbow is sized for 3/8 inch fuel hose.

What thread size is on the other end of the fitting? The opposite end of the 18-8072 elbow has 3/8 inch NPT threads for connection into a threaded fuel port or fitting.

How many fuel elbows come in one package? Sierra 18-8072 is packaged 10 units per package.

How much does the 18-8072 fuel elbow weigh? Each Sierra 18-8072 fuel elbow weighs 0.08 pounds.

Is 18-8072 a genuine Sierra part? Yes, 18-8072 is a genuine Sierra fuel elbow, identified by Sierra's own part number 18-8072.

Can 18-8072 be used on engines other than Ford V8 small block? The listed fitment for Sierra 18-8072 is Ford V8 small block; no other engine applications are specified for this part.

What is included in the box with the 18-8072 fuel elbow? The package includes the Sierra 18-8072 fuel elbow fitting along with gasket 18-0147.