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21st may 2012, 14:30
#1

Dennis Nicholls
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My Toro lawnmower has actually a B&S sidevalve 4-stroke engine. Toro specs utilizing 30 weight non-detergent oil in it. Why? Isn"t laundry detergent in motor oil constantly a great thing?Motor oil in lawnmowers gets adjusted annually. At about 1 hour every week end a probably 35 week mowing season, that"s only maybe 35 hrs of operation. A vehicle averaging 45 mph would just be driving around 1,600 mile in that duration - fixed an extended change period.

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__________________Feline mechanics Duke and Maggie2018 ceramic ND red ST club, 2011 Suzuki SX4 Crossover
When I recently asked around the differences in 2 stroke engine oil I discovered via google that ashless and ash kind detergents space in different varieties of motor oils. Waiting cooled engines sometimes specify non detergent oil in stimulate to stop ash type detergents that have the right to clog exhaust ports and mufflers.
When I recently asked about the differences in 2 stroke motor oil I found via google the ashless and ash form detergents room in different varieties of motor oils. Air cooled engines periodically specify non laundry detergent oil in order to stop ash type detergents that deserve to clog exhaust ports and also mufflers.
What carry out you mean by ash type detergents ? I have an old Craftsman mover that is at least twenty years old. I have constantly put what ever Motor Oil that I have actually in my garage. Never had any problems. I adjust it every spring. Right now its in ~ the shop getting a fuel leak repaired.
What i am about to say possibly wrong. However I have always been told that due to the fact that most basic lawnmowers (Briggs and Stratton) have no oil filter, you execute not want detergent come encourage the dirt right into suspension in the oil. Also because many use a basic flinger format of lubrication the detergent causes foaming and hurts lubrication. Again I recognize a lot more about automotive engines and also oil than I do small engines. So take this for what it"s worth.
__________________1990 White, largely Track prepared. (so the S go not need to be.)2003 S20002005 Honda Element, everyday driver.
... 35 hrs of operation. A car averaging 45 mph would just be driving about 1,600 miles in that duration - hardly an extended change period.
But the lawn mower engine operates more or less flat out, so i would usage a high speed, say 120 mph for the analogous car.35 x 120 = 4,200 miles.Many engines that operate at fairly consistent high power have a 50 hour OCI. However I usually try for 25.
__________________2015 NC 25AE #0027 6AT, full GWR exhaust, Jay"s tune, Tein Flex Z coilovers;2011 Ranger XLT in ~ Supercab 4x4, Boss snow plow.
That"s a valid allude you do WR. Waiting compressors, i beg your pardon mostly have a splash lube system, also spec non-detergent oil.
But the lawn mower engine operates much more or less flat out, so ns would use a high speed, speak 120 mph because that the analogous car.35 x 120 = 4,200 miles.Many engines that run at fairly consistent high power have a 50 hour OCI. Yet I usually shot for 25.
When I newly asked about the differences in 2 stroke engine oil I uncovered via google the ashless and ash kind detergents are in different types of motor oils. Air cooled engines sometimes specify non detergent oil in bespeak to avoid ash form detergents that can clog exhaust ports and also mufflers.
But i think we are taking care of a 4-stroke here, so little, or no, oil should be in the burning chamber, or port or exhaust.
__________________2015 NC 25AE #0027 6AT, full GWR exhaust, Jay"s tune, Tein Flex Z coilovers;2011 Ranger XLT in ~ Supercab 4x4, Boss eye plow.
__________________2015 NC 25AE #0027 6AT, complete GWR exhaust, Jay"s tune, Tein Flex Z coilovers;2011 Ranger XLT in ~ Supercab 4x4, Boss snow plow.
The OP wasn"t questioning for advice around OCI. That was questioning why non-detergent oil is specced.Are girlfriend seeking mine advice?
Hey Chas, ns don"t think they do flatheads anymore.I likewise put everything oil I have lying roughly in this type of device without filter, and also then I readjust it often. I readjust it often due to the fact that they don"t have filters, they obtain hot, and they operate in dirty waiting a lot. I suspect it is largely moot for anyone yet the lawn business or the guy who desires his mower to critical a lifetime. The home Depot generation will never understand the difference.
Honda put in OHV engines in your lawnmowers, however B&S still provides side-valve "flathead" motors. It"s sort of moot making use of a sophisticated valvetrain once you run at a low solved RPM.
__________________Feline mechanics Duke and Maggie2018 ceramic ND red ST club, 2011 Suzuki SX4 Crossover
Hey Chas, ns don"t think they make flatheads anymore.I additionally put whatever oil I have actually lying around in this form of maker without filter, and also then I change it often. I readjust it often since they don"t have filters, they get hot, and also they operate in dirty waiting a lot. I doubt it is largely moot for anyone but the lawn company or the guy who wants his mower to critical a lifetime. The home Depot generation will certainly never know the difference.
Don"t matter what "they" don"t do anymore. The OP to be asking about a item of machinery he at this time owns.I"ll wager there are millions of flathead powered lawn mowers still cutting the grass.
The oil does no look the dirty as soon as I adjust it and also it only gets used during the summer so exactly how much dirt can be in the oil ? ns think the biggest difficulty is the ethanol in the fuel eating up the parts in the carb. Mine started leaking fuel native the carb so i took it to the shop this previous weekend. I had to carry out this a few years ago when we bought it provided at an legacy sale.
Honda puts in OHV engines in their lawnmowers, yet B&S still provides side-valve "flathead" motors. It"s sort of moot utilizing a fancy valvetrain once you run at a low solved RPM.
B&S has made OHV engines for countless years, and Honda engines operation at the very same rpm together B&S engines. The switch to OHV engines is propelled by marketing forces and also the EPA.
The oil does not look that dirty when I change it and also it just gets used during the summer so how much dirt can be in the oil ? ns think the biggest trouble is the ethanol in the fuel eat up the components in the carb. Mine began leaking fuel from the carbohydrate so ns took it come the shop this previous weekend. I had to perform this a few years ago when we bought it supplied at an estate sale.
Rebuilding these carbohydrate is like a 30 minute job. Uneven your carb is ancient, all the parts need to be ethanol compatible. Ns have had a few ancient, together in older than me, persons I had actually to clean a bunch of old fuel line out of...but who would mean rubber water tap to critical that lengthy anyway.
I looked the up, apparently a the majority of the cheap push mower engines aren"t OHV yet. All the people I"ve acquired recently have actually been, yet I guess all on nicer/bigger mowers.
I looked the up, reportedly a many the cheap press mower engines aren"t OHV yet. All the ones I"ve acquired recently have been, however I guess all on nicer/bigger mowers.
My "lawn tractor" is 12 years old. The engine is an OHV Kohler, which to be an update from a B&S OHV engine.
Rebuilding these carbs is favor a 30 minute job. Unless your carbohydrate is ancient, every the parts must be ethanol compatible. I have had a couple of ancient, as in older than me, ones I had actually to clean a bunch the old fuel line out of...but who would mean rubber hose to critical that long anyway.
I have no idea how to rebuild the carb and the guy at the shop told me that even modern mowers space not ethanol compatible.
Well, that is wrong. They"ve been ethanol compatible because that a lengthy time. Nothing is water/acid compatible though, and storing it v ethanol fuel for a long time will cause trouble due to the fact that the fuel will certainly take ~ above water.
I have actually no idea exactly how to rebuild the carb and also the guy at the shop called me the even modern mowers space not ethanol compatible.
Here in SE PA, ethanol has been a method of life for many years. None of my petrol powered equipment has suffered from that fuel additive. Fuel lines the I replaced with clean vinyl have not organized up. Instead of those lines v OEM rubber was the fix.I have had actually to clean the carbs on mine 2 stroke powered equipment, however I have actually noticed no damage. I can"t believe I lead a charmed life once it comes to gas powered equipment.
Here in SE PA, ethanol has actually been a way of life for countless years. None of my gasoline powered devices has endured from that fuel additive. Fuel lines the I replaced with clean vinyl have actually not hosted up. Replacing those lines through OEM rubber to be the fix.I have had actually to clean the carbs on mine 2 stroke it is provided equipment, yet I have noticed no damage. I can"t think I command a charmed life when it concerns gas powered equipment.
All I understand is that there was a most fuel leaking from the carb. Perhaps a item of dirt obtained in the needle and also seat of the carb. I took it come the shop to obtain it fixed. I don"t recognize if the ethanol to be the cause. The shop owner argued that the fuel can be to blame. That told me the he has been in the company for over two decades and appeared to understand what he was talk about. Possibly it was every BS.
I"m happy to watch that aramuseum.org.net has ultimately opened a Garden devices aramuseum.org.
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But, in the soul of helpfulness,http://www.ehow.com/info_7903493_dif...awn-mower.htmlNow, deserve to we please get earlier to arguing about GL4 vs. GL5 in a aramuseum.org? Oh, wait, that"s a various thread...
__________________I"m now one of the old men I used to laugh at."97 classic Red, Touring Package, initial owner
I just run whatever thirty weight oil I have around, mower is pretty old. The non-detergent stuff would more than likely be better, yet it does no seem to have hurt anything.Ethanol rots rubber present in your fuel system. I had actually thought that was typical knowledge.

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In lawnmower engines without pressurized lubrication systems, the crankshaft is continually splashing with the oil in the crankcase in order come lubricate the remainder of the engine. Through detergents in the engine oil, this can lead to too much frothing and consequently bad lubrication. Consequently, on customers" engines, because that liability reasons, I usage the encourage oil because that the area, frequently 30W non-detergent. Because that my own mower, ns use whatever I have actually extra that in the garage, typically Rotella T6 5W-40. The course because that my talk mower, with a pressurized oiling system an ext akin to the in a car, it"s a non-issue. Regarding ethanol, I"ve not found it to be an issue in the least, including long-term storage of untreated fuel (forgot to placed Sta-bil in my riding mower and also generator last fall, both started best up 6 months later). I uncover that most words of caution stem native manufactuers and also dealers, that have more of an incentive to shot to prevent warranty work. Several local dealers room telling their customers that gasoline is irreversably bad after 2-4 weeks, and also it will damage their devices - I"ve not discovered it to it is in an issue. Most of mine customers" mowers, tillers, etc., are older models, I"ve yet to uncover a "rotten" fuel heat that can be traced to ethanol gas - many "rotten" currently I"ve found are the result of heat and/or UV damage, and also the damage is from the outside in, not the other means around.