Briggs & Stratton
Lawn & Garden Engine

Model # 44U877-0021-G1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 44U877-0021-G1 engine, as well as links to manuals and error code tables, if available.

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Showing 10 of 173 parts  |

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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Lawn & Garden Equipment Engine Fuel Filter (replaces 695666) 845125
#240

Carburetor/intake manifold diagram

Lawn & garden equipment engine fuel filter (replaces 695666)

Part #845125

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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/intake manifold 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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Briggs And Stratton Pump-fuel 597338
#387

Carburetor/intake manifold diagram

Briggs and stratton pump-fuel

Part #597338

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Lawn & Garden Equipment Engine Oil Seal (replaces 791892, Bs-795387) 795387
#20

Camshaft/sump/gasket set diagram

Lawn & garden equipment engine oil seal (replaces 791892, bs-795387)

Part #795387

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Lawn & Garden Equipment Engine Ignition Coil (replaces 799651) 592846
#333

Starter motor/flywheel diagram

Lawn & garden equipment engine ignition coil (replaces 799651)

Part #592846

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Lawn & Garden Equipment Engine Flywheel Key (replaces 222698, 690974, Bs-222698s) 222698S
#24

Crankshaft/piston assembly diagram

Lawn & garden equipment engine flywheel key (replaces 222698, 690974, bs-222698s)

Part #222698S

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Briggs And Stratton Rod, Push 597785
#1026

Head cylinder diagram

Briggs and stratton rod, push

Part #597785

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Lawn & Garden Equipment Engine Fuel Pump Vacuum Hose (replaces 593998) 596163
#918A

Head cylinder diagram

Lawn & garden equipment engine fuel pump vacuum hose (replaces 593998)

Part #596163

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Lawn & Garden Equipment Engine Spark Plug Boot (replaces 6001, 66538, 691210, Bs-66538s) 66538S
#635

Head cylinder diagram

Lawn & garden equipment engine spark plug boot (replaces 6001, 66538, 691210, bs-66538s)

Part #66538S

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Symptoms for gas walk-behind mowers

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

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

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

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

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

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

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

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 replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

Repair difficulty
Time required
 30 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.…