This tensioner screw is an authentic manufacturer approved replacement part. It is specially produced for use with Echo chainsaws. This kit allows you to tighten or loosen the chain. If the bar doesn’t adjust when you turn the tension screw commonly the tension gear/pin or the screw/bolt is worn or damaged. Replacing it should resolve the issue. This tensioner screw is made out of metal and it is sold individually.
Tensioner Screw 43301638330
OEM part for: Echo
Part Number: 43301638330
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Frequently Purchased Together ?
Compatibility
This Tensioner Screw will fit the following 11 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
This item works with the following types of products:
- Chain Saw Parts
- Saw Parts
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.
Tensioner screw bent
Tool Type
Chain Saw
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver
Chain bar would not stay adjusted, after numerous attempts of adjusting. Finally realized what the issue was.
Tool Type
Chain Saw
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Nutdriver
2. Use flash light to inspect the tension screw & tensioner for being bent or striped.
3. Replace is in poor condition.
4. Start to finish is less than 30 minutes.
While changing the chain, I did not align theadjusting tensioner pin into the bar hole. When I tightened the bar hold down nuts, the tensioner screw was severely bent.bent
Tool Type
Chain Saw
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Socket set
2. Removed side cover with bar chain brake.
3. Removed the chain and bar.
4. Cleaned all inside surfaces.
5. Removed the tensoiner cover screw and plate.
6. Removed the old tensioner and adjusting screw.
7. Replaced old tensioner and adjusting screw.
8. Replaced tensioner cover and screw.
9. Reassembled the above.
10. Adjusted the chain with new tensioner screw.
Tensioner threads stripped
Tool Type
Chain Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, Socket set
2. Replaced tensioner
3. Replaced chain cover
Tensioner screw was bent. Plus it was time to tune up the saw
Tool Type
Chain Saw
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Wrench Set, Small hook to pull gas and oil filters out of tanks
Screw tensioner was bent so the chain could not be adjusted.
Tool Type
Chain Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, Wrench Set
Screw was bent
Tool Type
Chain Saw
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, Pliers
Parts Used
Tensioner screw was bent.
Tool Type
Chain Saw
Difficulty
Easy
Time
15-30 minutes
Tools Used
Screwdriver, Wrench Set
The tensioner screw was broken in half.
Tool Type
Chain Saw
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver
Parts Used
Tensioner Bent
Tool Type
Chain Saw
Difficulty
Medium
Time
15-30 minutes
Tools Used
Screwdriver, Pliers, Nutdriver
Remove the inner guide place
Remove the old tensioner screw and tensioner, and install the new ones
Put the parts that were removed back on, and your done
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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.