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New Stihl ms 300

bogieboy

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I'm glad they aren't.
Agreed.... no need or desire for FI in a chainsaw.... M-Tronic is complicated enough as it is.... (coming from 10 yrs of working at stihl shops, certified stihl tech, echo mastertech, owning 3 mtronic or predecessor saws, ms261cmb, ms280c and ms661cm) just give me a dang carb and some screws to twiddle and i can make it run like its supposed to...
 

bwalker

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Agreed.... no need or desire for FI in a chainsaw.... M-Tronic is complicated enough as it is.... (coming from 10 yrs of working at stihl shops, certified stihl tech, echo mastertech, owning 3 mtronic or predecessor saws, ms261cmb, ms280c and ms661cm) just give me a dang carb and some screws to twiddle and i can make it run like its supposed to...
Mtronic is a very simple system....
 

sawmikaze

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Agreed.... no need or desire for FI in a chainsaw.... M-Tronic is complicated enough as it is.... (coming from 10 yrs of working at stihl shops, certified stihl tech, echo mastertech, owning 3 mtronic or predecessor saws, ms261cmb, ms280c and ms661cm) just give me a dang carb and some screws to twiddle and i can make it run like its supposed to...

You may be able to twiddle, but 9.9 out of 10 times the end user can't. And then there's the other obvious reasons auto carbs are good. I'm still trying to understand what is so complicated about m-chwonic, But... I'm slow.
 
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bogieboy

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You may be able to twiddle, but 9.9 out of 10 times the end user can't. And then there's the other obvious reasons auto carbs are good. I'm still trying to understand what is so complicated about m-chwonic, But... I'm slow.
From a user stand point, they are amazing. From a tech stand point, the mtrons are a pain in The arse... does it run? Yep... does it run right? Maybe.... how far has the carb self adjusted for the torn intake boot or pulse line that the end user didnt realize was an issue, because it still ran... how cooked is the piston now because of that? Here, let me pull out the laptop and diag cable to find out....

VS hey this thing stopped running right and bogs out real bad or doesnt even want to run, and theres no/minimal damage to anything else thanks to that fact.

As for twiddling screws, get your saw serviced once in a while by a competent screw twiddler and use decent fuel, and the end user *shouldnt* need to twiddle screws. 🤣

All that said, if i am grabbing a saw to do a quick job, i usually grab the 261 or the 661 over the carbed ms194t,ms362, 044, or big bore ms460 🤣🤣🤣🤣 but i blame that on the fact that all but the ms362 are ported and more finicky to weather changes than thier stock counterparts... and the 362 has an aftermarket carb that is touchy anyways....🤣🤣🤣
 

Jazzlesaurus

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I like having at least one autotune/mtronic saw. When it's cold I don't want fiddle with the carb at all, or when I know I'm starting at 32f and going up to 70f by lunch. They certainly aren't perfect, I wish they had some onboard diagnostics or way to pop a light to let the operator know it's near the end of it's adjustment range indicating something could be wrong. Autotune or mtronic and heated grips is the ultimate winter setup!
 

bogieboy

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That makes sense, I get that.
If it werent for the ham fisted knuckle dragging tree guys i wouldnt have a single mtron saw 🤣 they blow em up, i quote to fix, using oem parts the repair bills are steep... and they like having warranties... so they usually say keep it and use it for parts, i will buy a new one... so then i rebuild for myself with either oe parts or aftermarket... thats how i got my entire collection of saws....🤣 perk of the trade i suppose.... now that i am an echo mastertech as well, maybe i can add some other orange to the fold... meh... what do i care? 🤣🤣🤣 i like my stihls personally... however if a 2511 came my way i wouldnt likely complain🤣🤣🤣
 

Reloaderguy

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Stihl's FI is really simple; It is essentially a divorced diaphragm carburetor with an injector and digital controller. The complication comes from how Stihl supports the system. I'd rather have a non strato cylinder and digital injection (500i) than an old carburetor, same as the car I'm sitting in whlle pecking out this post.
 

hacskaroly

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All I have to say is they had better not cut the 261 before I can get my hands on a new one!
Don't worry, about 10 years after Stihl stops producing them, @Bill G will still have several NIB 261s (probably mTronic and carb versions) in one of his shed/barns for sale. He seems to know what to squirrel away for later! 🤣
 

bogieboy

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All I have to say is they had better not cut the 261 before I can get my hands on a new one! Are they really replacing it? Or just rumors?
Not rumors according to the stihl rep i used to deal with before moving south... dont recall the timeline of the update though....
 

SawAddictedFarmer

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Not rumors according to the stihl rep i used to deal with before moving south... dont recall the timeline of the update though....
Bummer. But maybe the 300 will be better. They've had good luck with the 400 around here at least.
 

bwalker

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Stihl's FI is really simple; It is essentially a divorced diaphragm carburetor with an injector and digital controller. The complication comes from how Stihl supports the system. I'd rather have a non strato cylinder and digital injection (500i) than an old carburetor, same as the car I'm sitting in whlle pecking out this post.
The 500i is a dirty saw and dirty saws are going away. Injected strato is the future.
 

bwalker

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Stihl's FI is really simple; It is essentially a divorced diaphragm carburetor with an injector and digital controller. The complication comes from how Stihl supports the system. I'd rather have a non strato cylinder and digital injection (500i) than an old carburetor, same as the car I'm sitting in whlle pecking out this post.
Yep, very simple.
 

bwalker

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I am very familiar with it, the complications are from the issues it MASKS..... see my other post
Once you are cognizant of that its not a big deal. They are still a carb two stroke albeit with a solenoid controlling fuel flow.
 
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