Medium
15-30 minutes
This part is available as an individual replacement. The governor arm attaches to the governor rod and is made of metal. A screwdriver, a set of pliers, and an adjustable wrench might be needed during the installation process. This part may become broken and will need to be replaced. It is a genuine item that is supplied by the original equipment manufacturer for use with engines and lawn mowers made by Honda, Toro, and Lawn Boy.
Arm- Governor 16551-ZM0-010
OEM part for: Honda, Toro, Lawn Boy
Part Number: 16551-ZM0-010
$7.34
Factory Backorder
Date Available: Unknown 
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Frequently Purchased Together ?
Compatibility
This Arm- Governor will fit the following 279 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Honda
Toro
Lawn Boy
Show More Compatible ModelsThis item works with the following types of products:
- Engine Parts
- Lawn Mower Parts
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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.
The engine speed was out of control
PAUL - May 27, 2021
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Mower
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Wrench Set, 10 mm wrench
Parts Used
1. Remove the old governor arm from mower engine .
2. Swap the fastener(s) from old to new governor arm.
3. Install new governor arm to mower engine.
4. Set governor arm to nominal position.
5. Start engine.
6. Mow lawn.
2. Swap the fastener(s) from old to new governor arm.
3. Install new governor arm to mower engine.
4. Set governor arm to nominal position.
5. Start engine.
6. Mow lawn.
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governor arm would not tighten on governor shaft
Gary - June 21, 2020
👍 1 of 1 people found this instruction helpful
Tool Type
Engine
Difficulty
Medium
Time
15-30 minutes
Tools Used
Socket set, Nutdriver, pliers
Parts Used
Installed new arm and adjusted idle speed as directed by a youtube video.
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Mower revving to high
Daniel - July 18, 2017
Tool Type
Lawn Mower
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver, Pliers, Adjustable Wrench
New governor and spring put on and made adjustments to the governor to reduce the engine speed.
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OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
