Part Location Diagram of 791873 Briggs and Stratton Line-fuel
See part D-187A in the diagram
( Grid squares measure 1x1 inch )

Line-fuel 791873

Manufactured by:
Briggs and Stratton
ERP Number:
ERP9140681
Part Number:
791873
Original Equipment Manufacturer ?
  Works with your model  20437!
In Stock
Delivers in 3-5 Business Days!

Easy 

1- 2 hours 

(3 rated repairs) ?
  Works with your model   20437!

Product Description

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This replacement part is supplied by the original manufacturer and is designed for use with Briggs and Stratton engines commonly installed on a variety of lawn and garden equipment. The purpose of this fuel line is to supply fuel from the tank to carburetor. One high-quality rubber line-fuel and two metal clamps are included. Over time fuel lines will deteriorate and become brittle eventually requiring replacements. Check the appropriate diagrams for your model for the exact location and the correct application. Pliers may be needed to secure and remove the clamps that hold the line.

Troubleshooting

This part works with the following brands:
  • Briggs and Stratton
  • Toro
  • Cub Cadet
  • Lawn Boy
  • Husqvarna
  • Simplicity
  • Craftsman
This part works with the following products:
  • Engine
  • Lawn Mower
  • Chipper Shredder
Part# 791873 replaces these:
492791, 691371, 791873,

Customer Part Reviews

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Questions & Answers

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Looking for a fuel line pick up part#21014
Walter For model number 358352350 - August 2, 2022

Hi Walter, Thank you for your question. There are 2 fuel lines used to carry fuel from the tank to the carburetor. The part number listed under your model number for the fuel line without filter is 791873. The part number listed for the fuel line with filter is 791891. If you need help placing an order for one of these parts, customer service is open 7 days a week and anyone will be happy to assist you. Please feel free to give us a call. We look forward to hearing from you!

eReplacementParts Team
August 2, 2022

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

Easy 

1- 2 hours 

(3 rated repairs) ?
  • 1
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Bought a High wheel lawn mower in 2002. Fuel tank started leaking in 2014 when filled to 1/2. Fuel line was also cracked.

JOHN from DENVER, Colorado

3 of 3 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers, Socket set
Parts Used:
298090S, 791873, 699374
1. Disconnect spark plug wire.
2. Drain fuel from tank.
3. Remove 2 screws that secure finger guard .
4. Remove 3 bolts located on top that secure tank to engine and 1 bolt under the the tank.
5. With pliers, move hose clamps to center of fuel line. Remove fuel line.
6. Install new fuel line to Carb first and move clamp into position.
7. Install new fuel to new tank and move clamp into position. Place new tank on top of engine and install 3 bolts, do not tighten them down. Replace bolt and spacer under tank to engine,do not tighten.
8. Check position and fit, tighten down.
9. Replace finger guard making sure the clip is in place located on the back side of engine. Replace 2 screws and tighten.
10. Add a little fuel and check for leaks.
11. Connect plug wire, prime and start.
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Fuel line cracked and leaking

Kenneth from Wickliffe, Ohio

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Parts Used:
791873
1. Drained fuel tank.
2. Unbolted fuel tank.
3. Removed clamps and old fuel line.
4. Installed new fuel line and clamps.
5. Moved fuel tank back into position.
6. Bolted tank in place.
7. Filled tank with gas and inspected for leaks.
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Float valve stuck uv ate bracket

Elbert from Paige, Texas

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
More than 2 hours
Tools:
Pliers, Screw drivers, Socket set, Wrench set
Replace cable bracket clean paint rusty parts push handle. Remove Flote bowl remove float valve clean all parts in parts cleaner mask paint bowl adjust to factory spec reassemble add fluids. Start run mow on hour make needed adjustment replace decals open vent gas cap. Run mow 30 min
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Model Cross Reference

This part works with the following models:
ERP Number: ERP9140681
Manufacturer Part Number: 791873
Brand Model Number Description
Lawn Boy 10642 Lawn Mower - 20In Mulching/Rear Bagging Lawn Mower
Lawn Boy 10647 Lawn Mower - 20In Mulching/Rear Bagging Lawn Mower
Lawn Boy 10666 Lawn Mower - Insight Lawn Mower
Lawn Boy 10666C Lawn Mower - Insight Lawn Mower
Lawn Boy 10998 Lawn Mower - Insight Lawn Mower
Cub Cadet 120-848B100 Lawn Mower - Cub Cadet Lawn Mower Model 120-848B100/1990 (120848B100/1990, 120 848B100/1990) Parts
Cub Cadet 120-848E100 Lawn Mower - Cub Cadet Lawn Mower Model 120-848E100/1990 (120848E100/1990, 120 848E100/1990) Parts
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