Briggs & Stratton
Lawn & Garden Engine

Model # 31P900 (0036-0671) Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 31P900-0036-0671 engine, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 202 parts  |

Lawn & Garden Equipment Engine Oil Filter (replaces 697547, 795890, Bs-696854) 696854

#1027A

All parts diagram

Lawn & garden equipment engine oil filter (replaces 697547, 795890, bs-696854)

Part #696854

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Lawn & Garden Equipment Engine Inline Fuel Filter 691035

#240A

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Lawn & garden equipment engine inline fuel filter

Part #691035

Replaced by #84001895

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Manufacturer substitution
This part replaces 691035. Substitute parts can look different from the original.
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Craftsman Lawn & Garden Equipment Engine Oil Filter (replaces 24603, 492932, 691041, 7045184yp, Bs-492932s) 492932S

#1027

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Craftsman lawn & garden equipment engine oil filter (replaces 24603, 492932, 691041, 7045184yp, bs-492932s)

Part #492932S

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Filter 697153

#445A

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Filter

Part #697153

Replaced by #795115

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Manufacturer substitution
This part replaces 697153. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Pre-filter (replaces 274874, Bs-697015) 697015

#967

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Lawn & garden equipment engine pre-filter (replaces 274874, bs-697015)

Part #697015

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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

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Lawn & Garden Equipment Engine Rocker Arm Cover Gasket (replaces 272475, 692285) 272475S

#1022

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Lawn & garden equipment engine rocker arm cover gasket (replaces 272475, 692285)

Part #272475S

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Lawn & Garden Equipment Engine Crankcase Gasket 697110

#12

All parts diagram

Lawn & garden equipment engine crankcase gasket

Part #697110

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Lawn & Garden Equipment Engine Spark Plug (replaces Bs-691043) 691043

#337A

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

Part #691043

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Gasket 699168

#7

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Gasket

Part #699168

Replaced by #794114

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This part replaces 699168. Substitute parts can look different from the original.
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Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

Repair difficulty
Time required
 15 minutes or less

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

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What are the main components of a lawn mower?

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