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Briggs & Stratton
Lawn & Garden Engine

Model # 12V800 TO 12V899(1733,1740,1741) Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 12V800-TO-12V899173317401741 engine, as well as links to manuals and error code tables, if available.

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

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Model diagram and schematic

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ALL PARTS
Showing 10 of 228 parts  |
Carburetor Primer 496115
#976

Air filter diagram

Carburetor primer

Part #496115

Replaced by #694395

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Manufacturer substitution
This part replaces 496115. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Carburetor Rebuild Kit (replaces 493762, 498261) 498260
Lawn & garden equipment engine carburetor rebuild kit (replaces 493762, 498261)

Part #498260

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Gasket Set-c 498261
#977

Gasket set diagram

Gasket set-c

Part #498261

Replaced by #498260

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Manufacturer substitution
This part replaces 498261. Substitute parts can look different from the original.
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Carburetor 490937
#977A

Gasket set diagram

Carburetor

Part #490937

Replaced by #498260

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Manufacturer substitution
This part replaces 490937. Substitute parts can look different from the original.
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Carburetor Kit 493762
#121A

Gasket set diagram

Carburetor kit

Part #493762

Replaced by #498260

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Manufacturer substitution
This part replaces 493762. Substitute parts can look different from the original.
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Fuel Pipe 492790
#187

Carburetor diagram

Fuel pipe

Part #492790

Replaced by #791766

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Manufacturer substitution
This part replaces 492790. Substitute parts can look different from the original.
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$9.59 | 
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Air Cleaner Gasket 272653
Air cleaner gasket

Part #272653

Replaced by #795629

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Manufacturer substitution
This part replaces 272653. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Ignition Coil 802574
#333

Armature diagram

Lawn & garden equipment engine ignition coil

Part #802574

Replaced by #590454

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Manufacturer substitution
This part replaces 802574. Substitute parts can look different from the original.
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Fuel Tank Cap 498697
#957A

Fuel tank and housing diagram

Fuel tank cap

Part #498697

Replaced by #692046

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Manufacturer substitution
This part replaces 498697. Substitute parts can look different from the original.
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$8.80 | 
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Key 222698
#24

Crankshaft diagram

Key

Part #222698

Replaced by #222698S

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Manufacturer substitution
This part replaces 222698. Substitute parts can look different from the original.
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Symptoms for water softeners

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Why does my water softener overflow?

Main causes: faulty brine valve assembly, bad rotor valve…

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Why is my softened water salty?

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

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Why isn't my water softener using salt?

Main causes: salt bridge inside the salt tank, bad timer, valve motor failure, faulty rotor valve, clogged venturi…

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Why does my water softener leak water?

Main causes: loose water line connections, cracked water-carrying components, bad rotor valve seals…

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Why is there no display on my water softener?

Main causes: lack of electrical power, bad power transformer, faulty timer…

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Why isn't my water softener softening my water?

Main causes: empty salt tank, salt bridge, depleted resin, clogged or damaged venturi, broken rotor position switch, fai…

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Why are water softener resin beads in my water?

Main causes: broken resin tank screen, bad resin tank seals, cracked upper distributor in resin tank…

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Why isn't my water softener meter working?

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Repair guides for water softeners

These step-by-step repair guides will help you safely fix what’s broken on your water softener.

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How to replace a water softener venturi

How to replace a water softener venturi

The venturi valve in your water softener draws brine water from the salt tank to the resin tank for regeneration. Follow…

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Repair difficulty
Time required
 15 minutes or less
How to replace a water softener rotor position switch

How to replace a water softener rotor position switch

The rotor position switch detects the position of the valve rotor. If the rotor position switch fails, follow these step…

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Repair difficulty
Time required
 30 minutes or less
How to replace a water softener timer

How to replace a water softener timer

The timer is the control board you use to program the water softener. If the timer isn’t accepting commands when you pus…

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Repair difficulty
Time required
 15 minutes or less

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

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Top questions about Sears and Sears PartsDirect

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What are the main components of a lawn mower?

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