Model # 122T02-3863-B1 Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 122T02-3863-B1 engine, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

Click a diagram to see the parts shown on that diagram.
In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Filters

Bolts

Screws

ALL PARTS

Showing 10 of 142 parts |

Lawn & Garden Equipment Engine Air Filter (replaces 17211-2l8-000, 1759330, 1904481, 491588, 491588ms, 494245, 6.491-338, 691710, Bs-491588s) 491588S

#445

All parts diagram

Lawn & garden equipment engine air filter (replaces 17211-2l8-000, 1759330, 1904481, 491588, 491588ms, 494245, 6.491-338, 691710, bs-491588s)

Part #491588S

Get free shipping with Automatic Reorder

$9.24 |

10% OFF Phone Price : $10.24

In Stock

Qty

Lawn & Garden Equipment Engine Carburetor Primer Bulb (replaces 496115, Bs-694395) 694395

#976

All parts diagram

Lawn & garden equipment engine carburetor primer bulb (replaces 496115, bs-694395)

Part #694395

This item is not returnable

$5.24 |

16% OFF Phone Price : $6.24

In Stock

Qty

Lawn & Garden Equipment Engine Carburetor Rebuild Kit (replaces 493762, 498261) 498260

#121

All parts diagram

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

Part #498260

$24.53 |

20% OFF Phone Price : $30.53

In Stock

Qty

#977

All parts diagram

Gasket set-c

Part #498261

Replaced by #498260

$24.53 |

20% OFF Phone Price : $30.53

In Stock

Qty

Lawn & Garden Equipment Engine Recoil Starter Rope (replaces 692259) 697316

#58

All parts diagram

Lawn & garden equipment engine recoil starter rope (replaces 692259)

Part #697316

$7.50 |

12% OFF Phone Price : $8.50

In Stock

Qty

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

$9.59 |

9% OFF Phone Price : $10.59

In Stock

Qty