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Briggs & Stratton
Lawn & Garden Engine

Model # 12H802-1977-E1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 12H802-1977-E1 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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Showing 10 of 140 parts  |
Lawn & Garden Equipment Engine Air Filter 491588

#967

All parts diagram

Lawn & garden equipment engine air filter

Part #491588

Replaced by #491588S

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Manufacturer substitution
This part replaces 491588. Substitute parts can look different from the original.
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Carburetor Primer 496115

#387

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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

#121

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Lawn & garden equipment engine carburetor rebuild kit (replaces 493762, 498261)

Part #498260

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Gasket Set-c 498261

#977

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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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Fuel Line 298049

#187

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Fuel line

Part #298049

Replaced by #791766

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Manufacturer substitution
This part replaces 298049. Substitute parts can look different from the original.
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Tank 495224

#972

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Tank

Part #495224

Replaced by #699374

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This part replaces 495224. Substitute parts can look different from the original.
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Lawn & Garden Equipment Engine Recoil Starter Pulley (replaces 263074, 281504, Bs-498144) 498144

#56

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Lawn & garden equipment engine recoil starter pulley (replaces 263074, 281504, bs-498144)

Part #498144

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Lawn & Garden Equipment Engine Recoil Starter (replaces Bs-497680) 497680

#608

All parts diagram

Lawn & garden equipment engine recoil starter (replaces bs-497680)

Part #497680

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Tune-up Kit 5106S

#NI

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Tune-up kit

Part #5106S

Replaced by #5140B

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Manufacturer substitution
This part replaces 5106S. Substitute parts can look different from the original.
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Grip-str Rpe 281434

#60

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Grip-str rpe

Part #281434

Replaced by #281434S

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Manufacturer substitution
This part replaces 281434. Substitute parts can look different from the original.
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