Filter, Air Cleane 791-180350B
- Manufactured by:
- MTD
- ERP Number:
- ERP9137666
- Part Number:
- 791-180350B
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Product Description
?This is an OEM replacement part and is sold individually. Its purpose is to filter out dust and debris from contaminating the carburetor and engine. When replacing the filter you can open the package in comes in and put a bit of two cycle oil in the bag and let it absorb into the filter. Then remove it from the bag and squeeze it with a paper towel to remove the excess oil. This will aid the filter in filtering out the unwantables.
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- Ryobi
- Troy-Bilt
- Craftsman
- Yard Man
- Bolens
- Yard Machines
- Murray
- Trimmer
- Leaf Blower / Vacuum
- Tiller
- Cultivator
Videos For installing this part.
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Customer Part Reviews
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Customer Repair Instructions
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
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Fuel line was cracked and leaking, and general tuneup needed.
Mike from Fairfax, Iowa
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Pliers, Screw drivers, Socket set, Wrench set
- Parts Used:
- 791-182840, 791-610311B, 791-180350B, 791-682039
Replacing the air cleaner filter and spark plug were simple and quick. There were 4 torx head screws to remove the cover. The screws also have a slot for a straight-blade screwdriver, but it was worth it to get the Torx set.
Replacing the auto feed line assembly was straightforward, except there is a somewhat hidden setscrew on the inside of the shaft that must be removed. No replacement instructions came with the assembly, so I struggled with removing the old one before finding the setscrew. Once I removed it, the assembly removal and replacement was quick and easy.
The trimmer starts, runs, and doesn\'t leak.
Fuel lines rotten
Tim from Rio Linda, California
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Pliers, Screw drivers
- Parts Used:
- 791-683974B, 791-181086, 791-180350B, 791-682039
2. Remove old lines
3. Install new lines
4. Replace air filter
5. Replace engine cover
Would not start
Mike from Rockledge, Pennsylvania
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Pliers, Screw drivers
- Parts Used:
- 791-683974B, 791-181086, 791-180350B, 791-682039
Trimmer idled fine but died when throttle applied.
Jeffrey from Estacada, Oregon
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Nutdriver, Pliers
- Parts Used:
- 753-04233, 791-180350B
2. Removed the carb and throttle connection.
3. Removed fuel lines and fuel tank.
4. Installed new fuel lines. Couldn\'t thread the new line thru hole in the tank since it was on opposite end of tank fill. So, I cut the line in the tank with ... Read more the fuel filter and used a splice in the tank. Worked well.
5. Went ahead and bought a new carb for $12.99 and installed.
Hooked new lines to carb and new primer bulb.
6. Installed new air filter and put it all back together.
7. Works great, after slight adjustment of the idle screw.
8. No more ethanol fuel for me.
Replace fuel filter in tank, replace plug and install new air filter.
ROY from LAS CRUCES, New Mexico
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Screw drivers, Socket set, Wrench set
- Parts Used:
- 791-610311B, 791-180350B, 791-682039
Gas leaks
Rocco from Hermitage, Pennsylvania
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Pliers, Screw drivers
- Parts Used:
- 791-683974B, 791-181086, 791-180350B, 791-682039
Fuel lines cracked and clogged fuel filter
charles from Niagara Falls, New York
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers
- Parts Used:
- 791-181086, 791-180350B, 791-682039
Broken trigger, air filter, hand grip
timothy from walled lake, Michigan
- Difficulty Level:
- Easy
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Screw drivers
- Parts Used:
- 791-181807, 791-180350B, 791-612831
Leaking fuel lines
Randy from Harleysville, Pennsylvania
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 15 - 30 mins
- Tools:
- Nutdriver, Pliers, Screw drivers, Socket set, Wrench set
- Parts Used:
- 791-181086, 791-180350B, 791-682039
Re-installed new fuel lines
Replaced air filter
Replaced spark plug
Starter rope wouldn\'t recoil and the other was the engine was running ruff and stalls and only running on choke.
Mark from MIDDLETOWN, Ohio
- Difficulty Level:
- A Bit Difficult
- Total Repair Time:
- 30 - 60 mins
- Tools:
- Pliers, Screw drivers, Socket set, Wrench set
- Parts Used:
- 753-04823, 753-04284, 791-610311B, 791-180350B, 753-04408
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Model Cross Reference
Manufacturer Part Number: 791-180350B
| Brand | Model Number | Description |
|---|---|---|
| Yard Man | 121R | Tiller - (21A-900) Tiller |
| Yard Man | 122R | Tiller - (21AB901) Tiller |
| MTD | 21A-120R000 | Tiller - Tiller |
| MTD | 21A-121R034 | Tiller - MTD Tiller Model 21A-121R034 (21A121R034, 21A 121R034) Parts |
| Yard Machines | 21A-121R129 | Tiller - Yard Machines Tiller Model 21A-121R129 (21A121R129, 21A 121R129) Parts |
| MTD | 21A-121R700 | Tiller - MTD Tiller Model 21A-121R700 (21A121R700, 21A 121R700) Parts |
| MTD | 21A-121R900 | Tiller - MTD Tiller Model 21A-121R900 (21A121R900, 21A 121R900) Parts |
| MTD | 21A-121R965 | Tiller - MTD Tiller Model 21A-121R965 (21A121R965, 21A 121R965) Parts |
| MTD | 21AB122R901 | Tiller - MTD Tiller Model 21AB122R901 Parts |
| MTD | 21AK121G931 | Tiller - MTD Tiller Model 21AK121G931 Parts |
| MTD | 21AK410G034 | Tiller - MTD Tiller Model 21AK410G034 Parts |
| MTD | 21AK410G163 | Tiller - MTD Tiller Model 21AK410G163 Parts |
| MTD | 21AS122R799 | Tiller - MTD Tiller Model 21AS122R799 Parts |
| MTD | 21B-120R000 | Tiller - MTD Tiller Model 21B-120R000 (21B120R000, 21B 120R000) Parts |
| MTD | 21B-121R765 | Tiller - MTD Tiller Model 21B-121R765 (21B121R765, 21B 121R765) Parts |
| MTD | 21BK410G034 | Tiller - MTD Tiller Model 21BK410G034 Parts |
| MTD | 21BK410G163 | Tiller - MTD Tiller Model 21BK410G163 Parts |
| MTD | 21BS122R799 | Tiller - MTD Tiller Model 21BS122R799 Parts |
| MTD | 21C-120R000 | Tiller - MTD Tiller Model 21C-120R000 (21C120R000, 21C 120R000) Parts |
| MTD | 21CK410G034 | Tiller - MTD Tiller Model 21CK410G034 Parts |
| MTD | 21CS122R799 | Tiller - MTD Tiller Model 21CS122R799 Parts |
| MTD | 21DK410G034 | Tiller - MTD Tiller Model 21DK410G034 Parts |
| MTD | 21DS122R799 | Tiller - MTD Tiller Model 21DS122R799 Parts |
| MTD | 21EK410G034 | Tiller - MTD Tiller Model 21EK410G034 Parts |
| MTD | 21ES122R799 | Tiller - MTD Tiller Model 21ES122R799 Parts |
| MTD | 21FK410G034 | Tiller - MTD Tiller Model 21FK410G034 Parts |
| Craftsman | 247292560 | Cultivator - Cultivator |
| Ryobi | 2800M | Trimmer - Trimmer |
| Yard Machines | 2800MVP | Trimmer - Yard Machines String Trimmer Model 2800MVP Parts |
| Ryobi | 2800R | Trimmer - Trimmer |
Some of the parts we sell are eligible for mail-in rebates since we can recycle them. We will display any applicable rebates in your shopping cart. To redeem your rebate, contact Customer Service after you have received your part.