Part Location Diagram of 694394 Briggs and Stratton Primer-carburetor
See part B-387 in the diagram
Replacing your Briggs and Stratton Engine Primer-carburetor
( Grid squares measure 1x1 inch )

Primer-carburetor 694394

Manufactured by:
Briggs and Stratton
ERP Number:
ERP9076226
Part Number:
694394
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!

Easy 

15 - 30 mins 

(21 rated repairs) ?

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Product Description

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Genuine OEM replacement primer bulb for engines with a pulsa prime carburetor. This part is sold individually. It includes the Rubber Bulb and the Plastic Collar to attach it. A primer sends gas into the carburetor so it can create a fuel and air mixture that is ready to go right into the cylinder and keep the engine running. Over time a primer bulb can dry out and crack. If the bulb is damaged it will not create suction and will not function as needed, therefore it will need to be replaced.

Troubleshooting

This part works with the following brands:
  • Briggs and Stratton
  • Toro
  • Cub Cadet
  • Craftsman
This part works with the following products:
  • Engine
  • Lawn Mower
  • Pressure Washer
Part# 694394 replaces these:
281661, 4128, 4178, 494408, 691347,

Videos For installing this part.

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Replacing your Primer-carburetor

Customer Part Reviews

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Average Rating (out of 5):
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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 

15 - 30 mins 

(21 rated repairs) ?
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Dirty air filter and worn out Primer Bulb

Peter from Claypool, Arizona

20 of 20 people found this instruction helpful.
Difficulty Level:
Difficult
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Parts Used:
698369, 694394
For air filter unscrew lid of housing and remove old filter. Put in new filter and replace lid. replace screw and tighten.
To remove old primer bulb use pliers that have tips bent in. Put bent in tips in bulb housing cuts (vertical) that show white on the housing closer to the carburetor and squeeze in with gentle pulling pressure. The bulb and retainer (white nylon) should be able to be worked out of the housing. Put the new retainer on the new bulb and push into the housing using a flat screwdriver making sure the flaps on the retainer line up with the cuts in the housing. Rotate the screwdriver around the retainer gently pushing each time until the retainer flaps engage the housing cuts.
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Lawn mower wont run

mike from west fork, Arkansas

7 of 7 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Nutdriver, Screw drivers, Socket set
Parts Used:
795083, 796112S, 694394
Took off carb, cleaned it, replaced diaphragm.
Remove the primer bulb and retainer.
Install the new bulb and retainer
Removed the old spark plug, gapped the new one at 0.030 and installed it
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Black smoke, broken primer bulb.

Herbert from Miami, Florida

7 of 7 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Pliers, Screw drivers, Socket set, Wrench (Adjustable)
Parts Used:
698369, 694394, 394569S
Add WD40 to all screws to be removed. Unscrew old muffler, clean area and screw the new muffler in. Clean filter case, add new filter. Remove old primer bulb, clean area with rag and WD40 and you will be able too see the old retainer. Remove old retainer by using a flat head screw driver in the outside holes. Insert towards the back of th e hole and pry old retainer out. Insert new bulb and new retainer.
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primer bulb had melted during prolonged storage

Thomas from Ridgecrest, California

5 of 5 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers
Parts Used:
694394
1. Removed old primer bulb
2. Retainer clip/ring impossible to remove from engine without destroying it
3. Replaced new primer bulb
4. New clip/ring very difficult to insert
5. Several tries with screwdriver which could have easily punctured primer bulb
6. Finally clicked into place
7. Primer works well & engine starts
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Starter rope broke and I thought the primer bulb was dry rotted

John from Birmingham, Alabama

2 of 2 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers, Socket set
Parts Used:
697316, 694394
I watched You Tube posts of similar repairs to try to pickup anything that I had not thought about.
Removed the engine cover, removed the recoil assembly. I had to approximate how far to wind the new rope by looping it on top of the recoil assembly and added a full turn. Tied a knot on the end of the rope after inserting the end thr ough the recoil assembly and wound the recoil five full revolutions.
Reinstalled the recoil assembly and checked the rope length, then replaced the engine cover.
I had a more difficult time figuring out how the primer bulb held in the carburetor. I could find no videos to guide me on my particular part. Finally figured out how it was installed and replaced it.
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Lawn mower engine would not stay running.

Ronald from Lyndhurst, Ohio

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers, Wrench set
Parts Used:
795083, 796112S, 694394
1. Removed the carburetor from engine.
2. Separated carburetor from gas tank,
3. Removed old carburetor diaphragm and put in new.
4. Put everything back together.
5. Replaced primer.
6. Replaced spark plug.
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Abandoned mower, missing a wheel, sitting at the curb waiting to go to the junk yard

Lee from Chatham, Illinois

1 person found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
1- 2 hours
Tools:
Pliers, Screw drivers, Socket set, Wrench set
I wanted a project. The previous owner said i could have it and it may need a starter? It\'s a pull start.

Step 1 Power wash and engine degreaser.

Step 2 Inspect for oil - it was almost dry. Checked for spark - good. Air filter has never been changed. Primer bulb shot. Got it to start eventually - stable enough.

Step 3 Tore down the engine cover and carburetor enough to figure only that the only service this thing has seen is gasoline. Ordered the above parts.

Step 4 Cleaned out the carburetor and the top end of the engine. Sharpened the blade and made sure the whole mower was structurally sound.

Step 5 Replaced the parts that were ordered including the missing wheel assembly. Changed the oil, fresh gas, Three primes of the primer bulb. the machine came to life on the 1st pull.

I have mowed my grass three times so far, runs great. Selling it to a friend who needs a cheap mower
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Had a hole in it

GARY from WAYNESBURG, Pennsylvania

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Pliers, Socket set
Parts Used:
694394
Squeezed the clips holding it In remove it, replaced it with a new one
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Primer

Richard from Portsmouth, Virginia

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Screw drivers
Parts Used:
694394
Took off old... put on new....
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Primer bulb had a hole in it

Raymond from DENNISON, Ohio

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
Less than 15 mins
Tools:
Pliers, Screw drivers, Wrench (Adjustable)
Parts Used:
694394
Removed old primer bulb and replaced with the new one
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Model Cross Reference

This part works with the following models:
ERP Number: ERP9076226
Manufacturer Part Number: 694394
Brand Model Number Description
Briggs and Stratton 01058-0 Pressure Washer - Briggs & Stratton Pressure Washer Model 01058-0 (010580, 01058 0) Parts
Craftsman 0616-0-71676150 Pressure Washer - 0616-0 - 71.676150, 1,500 Psi (Rev 0 1/30/96) Craftsman
Craftsman 0763-0-580761750 Pressure Washer - 0763-0 - 580.761750, 1,750 Psi Craftsman
Craftsman 0763-1-580761751 Pressure Washer - 0763-1 - 580.761751, 1,750 Psi Craftsman
Briggs and Stratton 0794-0 Pressure Washer - Briggs & Stratton Pressure Washer Model 0794-0 (07940, 0794 0) Parts
Craftsman 0794-0-580677170 Pressure Washer - 0794-0 - 580.677170, 1,750 Psi Craftsman
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