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Snapper
Rear-Tine Tiller

Model # RT8 Official Snapper tiller

Here are the diagrams and repair parts for Official Snapper RT8 tiller, 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Model diagram and schematic

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Showing 10 of 300 parts  |
Fln 5/16-18 7091601
Fln 5/16-18

Part #7091601

Replaced by #703409

?
Manufacturer substitution
This part replaces 7091601. Substitute parts can look different from the original.
$9.27 | 
10% OFF Phone Price : $10.27
In Stock
Rhsnb, 5/16c 7090316
#11

Garden tool accessories diagram

Rhsnb, 5/16c

Part #7090316

Replaced by #703225

?
Manufacturer substitution
This part replaces 7090316. Substitute parts can look different from the original.
This item is not returnable
$6.29 | 
14% OFF Phone Price : $7.29
In Stock
Hfln 3/8 7091619
#21

Tiller head diagram

Hfln 3/8

Part #7091619

Replaced by #703333

?
Manufacturer substitution
This part replaces 7091619. Substitute parts can look different from the original.
This item is not returnable
$8.09 | 
11% OFF Phone Price : $9.09
In Stock
Slw, .445x.7 7091301
#8B

Engine & drive diagram

Slw, .445x.7

Part #7091301

Replaced by #704007

?
Manufacturer substitution
This part replaces 7091301. Substitute parts can look different from the original.
$8.03
In Stock
Hcln, 7/16c 7090839
Hcln, 7/16c

Part #7090839

Replaced by #7090839SM

?
Manufacturer substitution
This part replaces 7090839. Substitute parts can look different from the original.
This item is not returnable
$8.49 | 
11% OFF Phone Price : $9.49
In Stock
Fw, .562x1.3 7090705
#9

Garden tool accessories diagram

Fw, .562x1.3

Part #7090705

Replaced by #703853

?
Manufacturer substitution
This part replaces 7090705. Substitute parts can look different from the original.
This item is not returnable
$8.49 | 
11% OFF Phone Price : $9.49
In Stock
Chain Chain 7010941
#10

Primary chain case diagram

Chain chain

Part #7010941

Replaced by #7010941YP

?
Manufacturer substitution
This part replaces 7010941. Substitute parts can look different from the original.
$26.34
In Stock
Slw, .381x.6 7090118
Slw, .381x.6

Part #7090118

Replaced by #703454

?
Manufacturer substitution
This part replaces 7090118. Substitute parts can look different from the original.
This item is not returnable
$6.03
In Stock
Slw, .318x.5 7090187
Slw, .318x.5

Part #7090187

Replaced by #703116

?
Manufacturer substitution
This part replaces 7090187. Substitute parts can look different from the original.
This item is not returnable
$5.79 | 
15% OFF Phone Price : $6.79
In Stock
Gasket 7028761
#3

Primary chain case diagram

Gasket

Part #7028761

Replaced by #7028762YP

?
Manufacturer substitution
This part replaces 7028761. Substitute parts can look different from the original.
$35.60
In Stock

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

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Why do my tiller's tines turn but the wheels don't?

Main causes: clutch cable problems, faulty transmission…

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Why does my tiller turn the soil poorly?

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

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Why won't my tillers wheels or tines turn?

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

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Why does my tiller's engine leak oil or gas?

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

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Why do my tiller's wheels turn but the tines don't?

Main causes: broken shaft clevis pins, transmission failure…

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Why does my tiller's engine run roughly or misfire?

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

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Why won't my tiller's engine start?

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

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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.

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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…

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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.

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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.…

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Top questions about Sears and Sears PartsDirect

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Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…

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