Otherwise, there is a high chance of damaging the chainsaw forever. Well, that depends on what you mean by "port". Porting a chainsaw engine. Some fabricators have strange methods that may or may not work for your saw. Burrell_ Posted June 19, 2010 Report Share Posted June 19, 2010 what i want to no is there a link in showing me how to porting a saw or can someone run me though porting a saw with pic please. Congratulations, you have successfully ported a chainsaw!
Never widen the ports so much that they can clip the rings. To perform this modification, you would need a metal pipe of a couple of inches in length. The intake ports help bring more air into the engine, while the exhaust ports help remove exhaust gases more efficiently. Apart from the brands/companies, dealers cannot even modify a chainsaw by law. It's a combination of several. Ported engines also produce more torque than unported ones, which results in better performance at lower rpm (the range of engine speed where you use the saw). Wrench (for opening chainsaw parts). It's not an easy thing to do and necessitates in-depth knowledge, requiring a particular set of skills and tools to undergo complex tasks. Increased power, compressor ratio, and performance (because porting directly improves power curves and torque of the chainsaw). And our expert team will get back to you as soon as possible. Regardless, the idea is to get more air/fuel into the engine. Is Porting a Chainsaw Worth It? Take some sawdust and fill out the combustion chamber. How to Port a Chainsaw (Step-by-Step) [2022. Tip: You can use sealant gum to fill holes (that you recently created) and then let them set.
Step 3: Set the High-Speed Screw: The maximum engine RPMs are controlled by the high-speed setting, which is the focus of this blog post. I know that widening ports is a start, but raising and lowering teh intake and exhaust timing, and the transfers, well, I don't git it. How to port a chainsaw crankcase. Their saws are still running as good as it was long before. Hence, your engine would be running lean after a muffler mod, and it should be tuned to a rich setting for optimum performance.
The power will increase, as will the noise level. Connect the air compressor to the muffler's exhaust port, then insert the airline. You can now keep your saw clean and oiled at all times, just as you normally would. Some users are perfectly fine with the chainsaw's performance, but some want to optimize their chainsaw's performance and take it to the next level. It allows more gas flow which helps to get a higher compression ratio. Cleaning the filters and carburetor jets improves the engine breathability and contributes to seamless performance. It will have a lower temperature and run cooler, and won't be worn out easily. Be sure to use a new gasket set and any other necessary parts, and follow the manufacturer's instructions for reassembly. You will also need a replacement gasket set and any other necessary parts, such as a new spark plug or air filter. How To Port A Chainsaw: The Best User Guide From 2023. I have dealt with many builders, including local builders and some from online communities such as and.
I used 325 stihl RS chain on Jonsered 490 and 3/8 stihl RS on ported Partner 5000. Push the square profile all the way out to the muffler can, and open up the muffler to match the port as closely as possible. In addition to the conventional method, alternative approaches achieve similar results. Lastly, use a metal file to smooth all the holes and cuts.
As a result, it is impacted and in certain situations, it is no longer usable; - Before you port, make sure to wipe the extra oil. The Dangers of Zero-Turn Mowers + Must-Know Safety Tips - March 11, 2023. How to port a chainsaw cylinder. To do this, there are methods that can be performed using drilling, grinding, or other tools at your disposal. Ensure that you have brought your chainsaw with you. Step 4: Drilling a Hole in Muffler.
Make sure there is no oil or gas in the chainsaw before you do anything.