Gas Line Trimmer

Model # 316731971 Official Craftsman gas trimmer

Here are the diagrams and repair parts for Official Craftsman 316731971 gas trimmer, as well as links to manuals and error code tables, if available.

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316731971 Line Trimmers
Spark Plug 753-05784
#38

Shortblock/fuel tank/clutch diagram

Spark plug

Part #753-05784

Replaced by #794-00082

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Manufacturer substitution
This part replaces 753-05784. Substitute parts can look different from the original.
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$9.76
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Line Trimmer Gearbox 753-08180
#13

Drive shaft/shield/handle diagram

Line trimmer gearbox

Part #753-08180

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$56.59
10% OFF Phone Price : $62.59
In Stock
Yard Machines Lawn & Garden Equipment Engine Start/stop Switch (replaces 182405) 791-182405
#2

Drive shaft/shield/handle diagram

Yard machines lawn & garden equipment engine start/stop switch (replaces 182405)

Part #791-182405

$14.29
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Line Trimmer Air Filter 751-12833

#NI01

All parts diagram

Line trimmer air filter

Part #751-12833

This item is not returnable
$3.29
23% OFF Phone Price : $4.29
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Kmart Line Trimmer Flexible Drive Shaft 753-05267
#12

Drive shaft/shield/handle diagram

Kmart line trimmer flexible drive shaft

Part #753-05267

$43.20
12% OFF Phone Price : $49.20
In Stock
Ryobi Lawn & Garden Equipment O-ring 791-181751
#42

Shortblock/fuel tank/clutch diagram

Ryobi lawn & garden equipment o-ring

Part #791-181751

This item is not returnable
$6.86
13% OFF Phone Price : $7.86
In Stock
Line Trimmer Throttle Housing Assembly 753-06790
#1

Drive shaft/shield/handle diagram

Line trimmer throttle housing assembly

Part #753-06790

This item is not returnable
$18.57
10% OFF Phone Price : $20.57
In Stock
Line Trimmer Plug 731-08920-9
#33

Shortblock/fuel tank/clutch diagram

Line trimmer plug

Part #731-08920-9

Replaced by #731-08920A-9

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Manufacturer substitution
This part replaces 731-08920-9. Substitute parts can look different from the original.
This item is not returnable
$4.04
20% OFF Phone Price : $5.04
In Stock
Oring 5850-83110
#13

Shortblock/fuel tank/clutch diagram

Oring

Part #5850-83110

Replaced by #791-181751

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Manufacturer substitution
This part replaces 5850-83110. Substitute parts can look different from the original.
This item is not returnable
$6.86
13% OFF Phone Price : $7.86
In Stock
Line Trimmer Drive Shaft Coupler 753-08212
#8

Drive shaft/shield/handle diagram

Line trimmer drive shaft coupler

Part #753-08212

Replaced by #753-1190

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Manufacturer substitution
This part replaces 753-08212. Substitute parts can look different from the original.
This item is not returnable
$31.62
16% OFF Phone Price : $37.62
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Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

Main causes: stale fuel, cracked fuel lines, dirty carburetor, bad spark plug, worn piston rings…

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

Main causes: cracked fuel lines, bad carburetor seals, leaky fuel tank cap, damaged fuel tank…

Repair guides for gas line trimmers

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

How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow…

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer carburetor

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your line trimmers

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

Straight shaft vs curved shaft trimmers: What’s the difference?

Straight shaft vs curved shaft trimmers: What’s the difference?

Trying to decide between a straight shaft and curved shaft trimmer? This guide compares both designs to help you underst…

Can you cut grass with a weed whacker?

Can you cut grass with a weed whacker?

Wondering if your weed whacker can pick up the slack for your broken lawn mower? You're not alone. In this guide, we bre…