Craftsman
Tiller

Model # 91798350 Official Craftsman rotary tiller attachment

Here are the diagrams and repair parts for Official Craftsman 91798350 rotary tiller attachment, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 85 parts  |

Tiller Support 624A12
#20

Engine and tine assembly diagram

Tiller support

Part #624A12

The manufacturer no longer makes this part, and there's no substitute part

Gasket 4913H
#36

Transmission diagram

Gasket

Part #4913H

The manufacturer no longer makes this part, and there's no substitute part

Engine, Briggs & Stratton, Model #120k02 N/P

#NI

All parts diagram

Engine, briggs & stratton, model #120k02

Part #N/P

The manufacturer no longer makes this part, and there's no substitute part

Gear Shaft 634A58
#31

Transmission diagram

Gear shaft

Part #634A58

The manufacturer no longer makes this part, and there's no substitute part

Bolt 180128
#41E

Engine and tine assembly diagram

Bolt

Part #180128

The manufacturer no longer makes this part, and there's no substitute part

Screw 9405000
#44B

Transmission diagram

Screw

Part #9405000

The manufacturer no longer makes this part, and there's no substitute part

Shaft Sprocket 624A2
#28

Transmission diagram

Shaft sprocket

Part #624A2

The manufacturer no longer makes this part, and there's no substitute part

U-bolt 6678H
#1

Engine and tine assembly diagram

U-bolt

Part #6678H

The manufacturer no longer makes this part, and there's no substitute part

Bolt 120918
Bolt

Part #120918

The manufacturer no longer makes this part, and there's no substitute part

Tiller Engine 634A68
#21

Engine and tine assembly diagram

Tiller engine

Part #634A68

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

Main causes: clutch cable problems, faulty transmission…

Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper de…

Main causes: worn or broken drive belts, bad transmission, clutch cable problems…

Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, lea…

Main causes: broken shaft clevis pins, transmission failure…

Main causes: dirty carburetor, engine needs tune up, stale gas…

Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter…

Most common repair guides to help fix your tillers

These step-by-step repair guides will help you safely fix what’s broken on your tiller.

How to replace a tiller recoil starter

How to replace a tiller recoil starter

The recoil starter spins the engine when you pull the starter rope, and the rope retracts when released. If the recoil s…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your tillers

Use the advice and tips in these articles and videos to get the most out of your tiller.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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.…

A guide to garden tillers

A guide to garden tillers

Rear tine tiller or front tine tiller, what to know to help in choosing the correct one for your needs.…