Lawn & Garden Engine

Model # 40N777-0002-G1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 40N777-0002-G1 engine, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

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

Browse Parts for
40N777-0002-G1 Engine
Lawn & Garden Equipment Engine Inline Fuel Filter 691035
Lawn & garden equipment engine inline fuel filter

Part #691035

Replaced by #84001895

?
Manufacturer substitution
This part replaces 691035. Substitute parts can look different from the original.
BEST SELLER
$9.59
9% OFF Phone Price : $10.59
In Stock
Craftsman Lawn & Garden Equipment Engine Oil Filter (replaces 24603, 492932, 691041, 7045184yp, Bs-492932s) 492932S
Craftsman lawn & garden equipment engine oil filter (replaces 24603, 492932, 691041, 7045184yp, bs-492932s)

Part #492932S

BEST SELLER
$14.80
12% OFF Phone Price : $16.80
In Stock
Lawn & Garden Equipment Engine Air Filter (replaces 591334) 594201
Lawn & garden equipment engine air filter (replaces 591334)

Part #594201

BEST SELLER
$19.71
9% OFF Phone Price : $21.71
In Stock
Lawn & Garden Equipment Engine Fuel Line (replaces 1734994sm, 327290ma, 691050, 7012638yp, 7032016yp, 7032956yp, 7041996yp, 7076272yp, 7077351yp, 791866, 798512, 809322, 809499) 791766
Lawn & garden equipment engine fuel line (replaces 1734994sm, 327290ma, 691050, 7012638yp, 7032016yp, 7032956yp, 7041996yp, 7076272yp, 7077351yp, 791866, 798512, 809322, 809499)

Part #791766

BEST SELLER
$9.00
10% OFF Phone Price : $10.00
In Stock
Lawn & Garden Equipment Engine Oil Seal (replaces 791892, Bs-795387) 795387
Lawn & garden equipment engine oil seal (replaces 791892, bs-795387)

Part #795387

BEST SELLER
$9.62
9% OFF Phone Price : $10.62
In Stock
Lawn & Garden Equipment Engine Spark Plug 792015
Lawn & garden equipment engine spark plug

Part #792015

BEST SELLER
$11.11
15% OFF Phone Price : $13.11
In Stock
Lawn & Garden Equipment Engine Flywheel Key (replaces 222698, 690974, Bs-222698s) 222698S
Lawn & garden equipment engine flywheel key (replaces 222698, 690974, bs-222698s)

Part #222698S

BEST SELLER
This item is not returnable
$3.29
23% OFF Phone Price : $4.29
In Stock
Lawn & Garden Equipment Engine Exhaust Valve Push Rod (replaces 498745) 690981
Lawn & garden equipment engine exhaust valve push rod (replaces 498745)

Part #690981

Replaced by #597785

?
Manufacturer substitution
This part replaces 690981. Substitute parts can look different from the original.
BEST SELLER
In Stock
Lawn & Garden Equipment Engine Intake Valve Push Rod (replaces 498746) 690982
Lawn & garden equipment engine intake valve push rod (replaces 498746)

Part #690982

BEST SELLER
$9.91
9% OFF Phone Price : $10.91
In Stock
Lawn & Garden Equipment Engine Fuel Pump Vacuum Hose 593998
Lawn & garden equipment engine fuel pump vacuum hose

Part #593998

Replaced by #596163

?
Manufacturer substitution
This part replaces 593998. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$11.78
15% OFF Phone Price : $13.78
In Stock

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.…