Briggs & Stratton
Lawn & Garden Engine

Model # 40H777-5136-G5 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 40H777-5136-G5 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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ALL PARTS
Showing 10 of 193 parts  |

Oil Filter 795890
#1027

Cylinder/sump diagram

Oil filter

Part #795890

Replaced by #696854

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Manufacturer substitution
This part replaces 795890. Substitute parts can look different from the original.
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$17.93
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Lawn & Garden Equipment Engine Air Filter (replaces Bs-792105) 792105
#445

Blower housing/air cleaner diagram

Lawn & garden equipment engine air filter (replaces bs-792105)

Part #792105

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$25.70
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Lawn & Garden Equipment Engine Fuel Filter 695666
#240

Carburetor diagram

Lawn & garden equipment engine fuel filter

Part #695666

Replaced by #845125

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Manufacturer substitution
This part replaces 695666. Substitute parts can look different from the original.
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$9.27
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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

Carburetor 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 Fuel Pump Assembly 808656
#387

Carburetor diagram

Lawn & garden equipment engine fuel pump assembly

Part #808656

Replaced by #597338

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Manufacturer substitution
This part replaces 808656. Substitute parts can look different from the original.
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$31.20
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Lawn & Garden Equipment Engine Oil Seal (replaces 791892, Bs-795387) 795387
Lawn & garden equipment engine oil seal (replaces 791892, bs-795387)

Part #795387

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Lawn & Garden Equipment Engine Intake Valve Push Rod (replaces 498746) 690982
#1026A

Head-cylinder diagram

Lawn & garden equipment engine intake valve push rod (replaces 498746)

Part #690982

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Vacuum Hose 797408
Vacuum hose

Part #797408

Replaced by #596163

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Manufacturer substitution
This part replaces 797408. Substitute parts can look different from the original.
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This item is not returnable
$11.78
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Lawn & Garden Equipment Engine Crankcase Gasket 697227
Lawn & garden equipment engine crankcase gasket

Part #697227

Replaced by #594195

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Manufacturer substitution
This part replaces 697227. Substitute parts can look different from the original.
$56.79
10% OFF Phone Price : $62.79
In Stock
Lawn & Garden Equipment Engine Cylinder Head 796231
#5

Head-cylinder diagram

Lawn & garden equipment engine cylinder head

Part #796231

Replaced by #84001918

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Manufacturer substitution
This part replaces 796231. Substitute parts can look different from the original.
$219.50
5% OFF Phone Price : $231.50
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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

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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.…