Tecumseh
Lawn & Garden Engine

Model # TC300-3204J Official Tecumseh engine

Here are the diagrams and repair parts for Official Tecumseh TC300-3204J engine, as well as links to manuals and error code tables, if available.

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Showing 10 of 102 parts  |

Troybilt Lawn & Garden Equipment Engine Spark Plug Boot (replaces 27276, Tc-610118) 610118
#101

Engine diagram

Troybilt lawn & garden equipment engine spark plug boot (replaces 27276, tc-610118)

Part #610118

This item is not returnable
$5.24
16% OFF Phone Price : $6.24
In Stock
Lawn & Garden Equipment Engine Carburetor 640231
Lawn & garden equipment engine carburetor

Part #640231

Replaced by #640231A

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Manufacturer substitution
This part replaces 640231. Substitute parts can look different from the original.
$75.19
7% OFF Phone Price : $81.19
In Stock
Lawn & Garden Equipment Engine Air Filter Screen 450255
#245A

Engine diagram

Lawn & garden equipment engine air filter screen

Part #450255

This item is not returnable
$7.59
12% OFF Phone Price : $8.59
In Stock
Lawn & Garden Equipment Engine Recoil Starter Handle (replaces 590443, 590452) 590701
#13

Recoil starter diagram

Lawn & garden equipment engine recoil starter handle (replaces 590443, 590452)

Part #590701

This item is not returnable
$7.80
11% OFF Phone Price : $8.80
In Stock
Lawn & Garden Equipment Engine Ignition Coil (replaces 611291) 611056
#100

Engine diagram

Lawn & garden equipment engine ignition coil (replaces 611291)

Part #611056

$65.99
8% OFF Phone Price : $71.99
In Stock
Lawn & Garden Equipment Engine Fuel Line Clamp 410253
#292

Engine diagram

Lawn & garden equipment engine fuel line clamp

Part #410253

This item is not returnable
In Stock
Rope 590639
#12

Recoil starter diagram

Rope

Part #590639

Replaced by #590639A

?
Manufacturer substitution
This part replaces 590639. Substitute parts can look different from the original.
This item is not returnable
In Stock
Screw 650938
#277

Engine diagram

Screw

Part #650938

Replaced by #650988

?
Manufacturer substitution
This part replaces 650938. Substitute parts can look different from the original.
This item is not returnable
$4.59
18% OFF Phone Price : $5.59
In Stock
Lawn & Garden Equipment Engine Throttle Shaft Return Spring 570701
#203

Engine diagram

Lawn & garden equipment engine throttle shaft return spring

Part #570701

This item is not returnable
In Stock
Lawn & Garden Equipment Engine Spring 640244
#31

Carburetor diagram

Lawn & garden equipment engine spring

Part #640244

This item is not returnable
In Stock

Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

Main causes: broken recoil spring, damaged recoil starter…

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

Main causes: faulty unloader valve, bad pressure regulator…

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

Repair guides for gas pressure washers

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

How to install a pressure washer check valve kit

How to install a pressure washer check valve kit

Air in the inlet water supply can damage the check valves. If the pump won’t build up pressure due to damaged check valv…

Repair difficulty
Time required
 120 minutes or less
How to install a pressure washer O-ring kit

How to install a pressure washer O-ring kit

O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t…

Repair difficulty
Time required
 45 minutes or less
How to install a pressure washer chemical injection kit

How to install a pressure washer chemical injection kit

The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace t…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your lawn & garden engines

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

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.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…