Sierra 18-7077 Carburetor Kit, Mercury Marine 1397-8952 Equivalent, Rochester 4BBL Quadra Jet, White

The Sierra 18-7077 Carburetor Kit is a rebuild kit designed for use with select Mercruiser stern drive applications running a Rochester 4BBL Quadra Jet carburetor. It is built for the R4/4ME and R4/4MV carburetor code/model, so it is fit specific and buyers should check part numbers to confirm proper fit before ordering. Each package includes one complete carburetor kit, finished in white, giving boat owners and marine technicians the parts needed to restore proper carburetor operation without sourcing individual components separately.

This kit corresponds to carburetor number 17081299 and float number 18-7201 in the Sierra carburetor-to-kit interchange system, helping installers match the correct rebuild kit to the correct carburetor body. It carries a machined exterior finish and is manufactured to meet or exceed the specification of the original equipment part it replaces, making it a reliable option for engine rebuilds, carburetor restorations, and routine maintenance on applicable Mercruiser stern drive setups.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-7077
• Product Type: Carburetor Kit
• Color: White
• For Use With Carburetor Code/Model: R4/4ME and R4/4MV
• Application: Rochester 4BBL Quadra Jet, Mercruiser stern drive
• Fits Carburetor Number: 17081299
• Float Number: 18-7201
• OEM Equivalent Part Number: Mercury Marine 1397-8952
• Exterior Finish: Machined
• Weight: 0.35 pounds
• UPC: 030999321022
• Included Components: One carburetor kit per package

Fitment

Designed for use with Rochester 4BBL Quadra Jet carburetors, carburetor code/model R4/4ME and R4/4MV, on select Mercruiser stern drive applications. Fit specific; verify carburetor code/model before ordering.

Replaces (OEM)

• GLM 76123
• Mallory 9-37617
• Mercury Marine 1397-8952
• 823426A1

Frequently Asked Questions

What is included in the Sierra 18-7077 Carburetor Kit? One complete carburetor kit is included per package with the Sierra 18-7077, sized for a single Rochester 4BBL Quadra Jet carburetor rebuild.

What carburetor does the 18-7077 kit fit? It is designed for the Rochester 4BBL Quadra Jet carburetor, specifically carburetor code/model R4/4ME and R4/4MV, on select Mercruiser stern drive applications.

Is the Sierra 18-7077 fit specific or universal? The 18-7077 is fit specific, so the carburetor code/model (R4/4ME or R4/4MV) should be checked against your unit before ordering to ensure proper fit.

What OEM part numbers does the 18-7077 replace? The 18-7077 is interchangeable with Mercury Marine 1397-8952 and 823426A1, GLM 76123, and Mallory 9-37617.

Which carburetor and float numbers correspond to the 18-7077 kit? The 18-7077 corresponds to carburetor number 17081299 and float number 18-7201 in the carburetor-to-kit interchange.

How much does the Sierra 18-7077 Carburetor Kit weigh? The 18-7077 Carburetor Kit weighs 0.35 pounds.

What color is the 18-7077 Carburetor Kit? This carburetor kit is white with a machined exterior finish.

Does the Sierra 18-7077 meet OEM specifications? Yes, the 18-7077 is manufactured to meet or exceed the specification of the original equipment carburetor kit it replaces.

What application is the 18-7077 Carburetor Kit intended for? It is intended for select Mercruiser stern drive applications using a Rochester 4BBL Quadra Jet carburetor.

How do I know if the 18-7077 is the correct kit for my carburetor? Match your carburetor's code/model against R4/4ME or R4/4MV, or confirm against carburetor number 17081299, before ordering the 18-7077.