790R (41AD790A734 2004) MTD Trimmer - Overview

Sections of the 790R

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Primer and Hose Assembly – Part Number: 791-683974B
Primer and Hose Assembly
PartSelect #: PS10014772
Manufacturer #: 791-683974B
This manufacturer-certified primer and hose assembly includes the primer bulb, the primer bulb housing, and the fuel line. Any or all of the clear plastic parts in this assembly may experience wear an...
$22.96
  In Stock
Fuel Return Line – Part Number: 791-181086
Fuel Return Line
★★★★★
★★★★★
(2)
PartSelect #: PS9137685
Manufacturer #: 791-181086
The OEM fuel return line, or fuel return tube, is a clear plastic line that returns fuel from the primer bulb back into the fuel tank of your engine. You will know your fuel return line is in need of ...
$7.14
  In Stock
Clutch Assembly, Small – Part Number: 753-05860
Clutch Assembly, Small
★★★★★
★★★★★
(2)
PartSelect #: PS9303676
Manufacturer #: 753-05860
This clutch assembly is a genuine OEM replacement kit for outdoor lawn equipment. The kit includes the clutch drum, clutch, clutch washer, and screw. The clutch assembly transfers power from the engin...
$25.92
  In Stock
Throttle Trigger – Part Number: 753-04119
Throttle Trigger
PartSelect #: PS11839169
Manufacturer #: 753-04119
This plastic throttle trigger measures 2.5-inches in length and controls the power, speed, and intensity of the motor for your lawn equipment through the throttle cable and carburetor it is attached t...
  No Longer Available
Air Cleaner Filter – Part Number: 791-180350B
Air Cleaner Filter
PartSelect #: PS10013535
Manufacturer #: 791-180350B
The manufacturer-certified Air Cleaner Filter is a grey foam filter used to prevent debris and dirt from entering the carburetor and engine, causing damage. Installation is rated as "Easy". This filte...
$10.65
  In Stock
Spark Plug – Part Number: 791-610311B
Spark Plug
PartSelect #: PS10014637
Manufacturer #: 791-610311B
This Spark Plug is inserted into the cylinder head and is rated as "Easy" to install. The spark plug ignites the air fuel mixture inside the combustion chamber. If the part doesn't work, or is missing...
$15.24
  In Stock
Switch – Part Number: 791-182405
Switch
PartSelect #: PS10014381
Manufacturer #: 791-182405
This Switch is a black, plastic on/off switch for a trimmer. Installation of this manufacturer-certified switch is rated as "Easy" and requires a screwdriver, wrench set and socket set. Refer to your ...
$10.70
  In Stock
Anti-Rotation Screw – Part Number: 791-182519
Anti-Rotation Screw
PartSelect #: PS10014468
Manufacturer #: 791-182519
$5.03
  In Stock
Recoil Pulley Assembly (Includes Rope, Pulley and Inner Spring) – Part Number: 753-04823
Recoil Pulley Assembly (Includes Rope, Pulley and Inner Spring)
PartSelect #: PS9456763
Manufacturer #: 753-04823
This OEM Recoil Pulley Assembly includes Rope, Pulley and Inner Spring, and is a plastic kit which is rated "Medium" difficulty to install. Installation requires a screwdriver, pliers, socket set, and...
  No Longer Available
Blade Retainer Kit – Part Number: 791-180014B
Blade Retainer Kit
PartSelect #: PS10013398
Manufacturer #: 791-180014B
$12.96
  In Stock
Clutch Springs (Qty. 2) – Part Number: 791-181599
Clutch Springs (Qty. 2)
PartSelect #: PS10014030
Manufacturer #: 791-181599
$11.16
  Special Order
Housing Screw – Part Number: 791-181862
Housing Screw
PartSelect #: PS10014166
Manufacturer #: 791-181862
$3.79
  Special Order

Questions And Answers for 790R

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Common Symptoms of the 790R

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Fixing
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Keep searches simple. Use keywords, e.g. "leaking", "pump", "broken" or "fit".
Lost the retainer for my brush cutter on my Troy-bilt brush cutter
Parts fit perfectly. Removed the string trimmer and installed the brush blade. Tightened with an 11mm socket and went to work.
Parts Used:
Blade Retainer Kit
  • Steven from LOUISVILLE, KY
  • Difficulty Level:
    Very Easy
  • Total Repair Time:
    Less than 15 mins
  • Tools:
    Socket set
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