Briggs & Stratton
Lawn & Garden Engine

Model # 204312-0171-B1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 204312-0171-B1 engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 279 parts  |

Lawn & Garden Equipment Engine Air Filter (replaces 17211-2l8-000, 1759330, 1904481, 491588, 491588ms, 494245, 6.491-338, 691710, Bs-491588s) 491588S

#445

All parts diagram

Lawn & garden equipment engine air filter (replaces 17211-2l8-000, 1759330, 1904481, 491588, 491588ms, 494245, 6.491-338, 691710, bs-491588s)

Part #491588S

BEST SELLER

Get free shipping with Automatic Reorder

$9.24
10% OFF Phone Price : $10.24
In Stock
Lawn & Garden Equipment Engine Fuel Line (replaces 1734994sm, 327290ma, 691050, 7012638yp, 7032016yp, 7032956yp, 7041996yp, 7076272yp, 7077351yp, 791866, 798512, 809322, 809499) 791766

#187

All parts diagram

Lawn & garden equipment engine fuel line (replaces 1734994sm, 327290ma, 691050, 7012638yp, 7032016yp, 7032956yp, 7041996yp, 7076272yp, 7077351yp, 791866, 798512, 809322, 809499)

Part #791766

BEST SELLER
$9.59
9% OFF Phone Price : $10.59
In Stock
Lawn & Garden Equipment Engine Fuel Filter (replaces 1723521, 1727491, 298090, 692264, 751-3013, 951-3013, Bs-298090s, Bs-394358) 298090S

#240

All parts diagram

Lawn & garden equipment engine fuel filter (replaces 1723521, 1727491, 298090, 692264, 751-3013, 951-3013, bs-298090s, bs-394358)

Part #298090S

BEST SELLER
This item is not returnable
$5.31
16% OFF Phone Price : $6.31
In Stock
Lawn & Garden Equipment Engine Spark Plug (replaces Bs-691043) 691043

#337A

All parts diagram

Lawn & garden equipment engine spark plug (replaces bs-691043)

Part #691043

BEST SELLER

Get free shipping with Automatic Reorder

$7.27
12% OFF Phone Price : $8.27
In Stock
Lawn & Garden Equipment Engine Recoil Starter Pulley (replaces 263074, 281504, Bs-498144) 498144
Lawn & garden equipment engine recoil starter pulley (replaces 263074, 281504, bs-498144)

Part #498144

BEST SELLER
$23.76
20% OFF Phone Price : $29.76
In Stock
Lawn & Garden Equipment Engine Recoil Starter Pawl Friction Plate (replaces 281503, Bs-692299) 692299

#456

All parts diagram

Lawn & garden equipment engine recoil starter pawl friction plate (replaces 281503, bs-692299)

Part #692299

This item is not returnable
$7.89
11% OFF Phone Price : $8.89
In Stock
Lawn & Garden Equipment Engine Fuel Shut-off Valve (replaces 692586, 698181) 698180

#958

All parts diagram

Lawn & garden equipment engine fuel shut-off valve (replaces 692586, 698181)

Part #698180

This item is not returnable
$19.94
9% OFF Phone Price : $21.94
In Stock
Lawn & Garden Equipment Engine Oil Fill Cap (replaces 281658, 49-667, 66768, 692261, Bs-281658s) 281658S

#21

All parts diagram

Lawn & garden equipment engine oil fill cap (replaces 281658, 49-667, 66768, 692261, bs-281658s)

Part #281658S

This item is not returnable
$5.79
15% OFF Phone Price : $6.79
In Stock
Carburetor 699966

#125A

All parts diagram

Carburetor

Part #699966

Replaced by #591378

?
Manufacturer substitution
This part replaces 699966. Substitute parts can look different from the original.
$160.74
7% OFF Phone Price : $172.74
In Stock
Key 695756

#990A

All parts diagram

Key

Part #695756

Replaced by #794696

?
Manufacturer substitution
This part replaces 695756. Substitute parts can look different from the original.
$10.74
16% OFF Phone Price : $12.74
In Stock

Repair guides for electric wall ovens

How to replace a wall oven broil element

How to replace a wall oven broil element

Follow these step-by-step instructions to replace the broiler element in an electric oven....

Repair difficulty
Time required
15 minutes or less
How to replace a temperature sensor on an electric wall oven

How to replace a temperature sensor on an electric wall oven

These step-by-step instructions guide you through replacing a temperature sensing probe on an electric wall oven....

Repair difficulty
Time required
15 minutes or less
How to replace a wall oven hidden bake element

How to replace a wall oven hidden bake element

These step-by-step instructions guide you through replacing the hidden bake element....

Repair difficulty
Time required
30 minutes or less

Effective articles & videos to help repair your lawn & garden engines

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect....

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts....