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8940675-1-M-Briggs and Stratton-272638S-Diaphragm-carb.
Part Location Diagram of 272638S Briggs and Stratton Diaphragm-carb.
See part B-394 in the diagram
( Grid squares measure 1x1 inch )
8940675-1-S-Briggs and Stratton-272638S-Diaphragm-carb. Part Location Diagram of 272638S Briggs and Stratton Diaphragm-carb.

Diaphragm-carb. 272638S

Manufactured by:
Briggs and Stratton
ERP Number:
ERP8940675
Part Number:
272638S
Original Equipment Manufacturer ?
  Works with your model  30116!
$9.53
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

15 - 30 mins 

(4 rated repairs) ?
  Works with your model   30116!

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Description Troubleshooting Repair Instructions Model Cross Reference

Product Description

?

Fits all L Head opposed twin ans selected 8-11 gross HP Horizontal engines with a fuel pump.

Troubleshooting

This part works with the following brands:
  • Briggs and Stratton
  • Craftsman
  • Cub Cadet
  • Toro
  • Simplicity
This part works with the following products:
  • Engine
  • Lawn Tractor
  • Lawn Mower
Part# 272638S replaces these:
270988, 272638, 272638S,

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.

A Bit Difficult 

15 - 30 mins 

(4 rated repairs) ?
  • 1
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Sorry, we couldn't find any existing installation instruction that matched.

Cranks, no start

jon from WAUPACA, Wisconsin

4 of 4 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Parts Used:
691896, 272638S
Removed fuel and vacuum hoses. Removed pump body and diaphragm. Install new parts. Reassemble.
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The choke had to be partially engaged in order to run.

James from fairmont, West Virginia

3 of 3 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Nutdriver, Wrench set
Parts Used:
691871, 272638S
1. Removed the hood
2. Pinched off the fuel line
3. Removed the fuel pump located on the front of the carburetor.
4. Replaced the diaphragms.
5. Be careful not to lose the three springs or their locations
6. Reassemble
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Fuel pump wouldn\'t work right .

Donald from Fairfield, Iowa

2 of 2 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Nutdriver, Pliers, Screw drivers, Socket set
Parts Used:
691801, 691871, 691799, 691873, 272638S
Removed air filter. Took out 3 screws in pump installed new parts and reinstalled pump cover and air filter . Started generator and adjusted carb.
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water in carb

paul from Brookpark, Ohio

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Nutdriver
Parts Used:
691871, 272638S
drained system water removed from carb bowl and diaphram installed new parts
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP8940675
Manufacturer Part Number: 272638S
Brand Model Number Description
Cub Cadet 0350041U Lawn Mower - Cub Cadet Lawn Mower Model 0350041U Parts
Cub Cadet 0350042U Lawn Mower - Cub Cadet Lawn Mower Model 0350042U Parts
Cub Cadet 135-392-100 Lawn Mower - Cub Cadet Lawn Mower Model 135-392-100 (135392100, 135 392 100) Parts
Cub Cadet 135-392-399 Lawn Mower - Cub Cadet Lawn Mower Model 135-392-399 (135392399, 135 392 399) Parts
Cub Cadet 135-393-100 Lawn Mower - Cub Cadet Lawn Mower Model 135-393-100 (135393100, 135 393 100) Parts
Cub Cadet 135-393-399 Lawn Mower - Cub Cadet Lawn Mower Model 135-393-399 (135393399, 135 393 399) Parts
Cub Cadet 136-392-100 Lawn Mower - Cub Cadet Lawn Mower Model 136-392-100 (136392100, 136 392 100) Parts
Cub Cadet 136-393-100 Lawn Mower - Cub Cadet Lawn Mower Model 136-393-100 (136393100, 136 393 100) Parts
Cub Cadet 1610 Lawn Mower - Cub Cadet Lawn Mower Model 1610 Parts
Simplicity 1691619 Lawn Mower - Simplicity Lawn Mower Model 1691619 Parts
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Briggs and Stratton 253417-0117-XX Engine - Horizontal Engine
Briggs and Stratton 253417-0118-99 Engine - Engine
Briggs and Stratton 253417-0118-XX Engine - Horizontal Engine
Briggs and Stratton 253417-0130-99 Engine - Engine
Briggs and Stratton 253417-0130-XX Engine - Horizontal Engine
Briggs and Stratton 253417-0131-99 Engine - Engine
Briggs and Stratton 253417-0131-XX Engine - Horizontal Engine
Briggs and Stratton 253417-0132-99 Engine - Engine
Briggs and Stratton 253417-0132-XX Engine - Horizontal Engine
Briggs and Stratton 253417-0133-99 Engine - Engine
Briggs and Stratton 253417-0133-XX Engine - Horizontal Engine
Briggs and Stratton 253417-0527-99 Engine - Engine
Briggs and Stratton 253417-0527-XX Engine - Horizontal Engine
Briggs and Stratton 253417-0618-99 Engine - Engine
Briggs and Stratton 253417-0618-XX Engine - Horizontal Engine
Diaphragm-carb.
$ 9.53
In Stock
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Stock Status
✖
Mail-In Recycling Rebate

Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.

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