
186 Red Motor
#1
Posted 30 October 2009 - 12:15 AM
As some of you already know I've got an LC with a 186 in it that has been parked for 6-7 years and not started for at least 5-6 of those years.(The battery went flat. What can ya do?)
Anyway, I'm in the process of trying to start it. Mainly just to see if it is Ok and to hear it running again.
Its an almost stock 186, and I was told when I bought it that it has a 'lumpy' cam in it. It sounds like it but who really knows until you take it apart?
Question 1. I can turn the motor using the fan, in either direction, although it will only go a little bit anti-clockwise. Does that mean its farked? The balancer is definitely turning and I can hear valves moving inside. I'm guessing that the rings are either gone or fully knackered so there isnt' a lot of compression. is that a fair assumption?
Question 2. If I try to start it like this will it be farked? I can't hear any unusual noises when I turn it, just the gentle floop floop of the valves moving up and down. I only plan on running it until the float bowl empties on the carby. It ran fine before although it had a noisy lifter that would pipe up every now and then.
Any advice would be great guys. I like to think that I understand how it all works and I've done lots of bits and pieces over the years but I don't have the hands on experience with engines that a lot of guys on here do. The last thing I want to do is kill the engine.
Thanks
Have a good one.
#2
Posted 30 October 2009 - 12:26 AM
The engine has water?
Sounds a bit like a cylinder with water (or oil) in it to me?

#3
Posted 30 October 2009 - 12:30 AM
Its not a loud noise at all you have to listen for it.
Is there a quick way I can tell if there is water in a cylinder?
There is every chance because I left it sitting full of water and it could have rusted through, although externally it looks fine.
#4
Posted 30 October 2009 - 01:06 AM
Should it be that easy to turn it?
#5
_oldjohnno_
Posted 30 October 2009 - 06:29 AM
I use this procedure for engines that have been sitting for years:
Drain the oil and check for water in the sump
Remove the plugs (or injectors if it's a diesel) and squirt a bit of oil or WD40 through the holes
Try to turn the crank 2 full revolutions by hand; if you can't then find out why and fix it before proceeding further
Fill with oil - overfill it so that the level is over the oil pump and the big ends will be dipping into the oil
Crank it over with the starter til you have oil pressure, the crank will splash oil onto the bores
Drain the excess oil and refit the plugs/injectors
Prime the fuel system and fire it up
I've done this with engines that have sat in the weather for 10 years or more with success.
#6
Posted 30 October 2009 - 07:36 AM
If its not #@$^%& internally, then you shouldnt have too many dramas, might clack for the first second while oil returns to places it hasnt been for years.
#7
Posted 30 October 2009 - 07:39 AM
It's a holden 6! This thing will start and run no problems! LOL
#8
Posted 30 October 2009 - 12:42 PM

#9
_rogered_
Posted 30 October 2009 - 04:55 PM
#10
_oldjohnno_
Posted 30 October 2009 - 06:18 PM
Dunno why I f*cking bother, certainly won't anymore...
#11
Posted 30 October 2009 - 06:24 PM
#12
Posted 30 October 2009 - 06:33 PM
That's EXACTLY what I was trying to say in the other thread. Some people just don't wanna f*cking hear it mateFor f*cks sake getting it running isn't gonna be a problem. The trick is in doing it without reducing its life by about 80000ks.
Keyword some - we want you to stick around!
Edited by Heath, 30 October 2009 - 06:38 PM.
#13
_Skapinad_
Posted 30 October 2009 - 07:57 PM
Appreciate the info mate.
#14
Posted 30 October 2009 - 08:35 PM
I too appreciate what oldjohnno has to say, but why does that have to mean others cant voice an opinion?
#15
_Skapinad_
Posted 30 October 2009 - 08:42 PM
Edited by Skapinad, 30 October 2009 - 08:43 PM.
#16
Posted 30 October 2009 - 08:51 PM
In your case its understandable (especially when paying big dollars for a car or a rare car with original or expensive engine) but Potta's engine is just a highish km'd garden variety 186 and with the life of a red motor being extremely long a couple thousand kays worth of added engine wear isnt going to kill the thing.
Im a bad example though, I tend to rebuild my engines for no real reason at all (fun? shits and giggles? well mainly to go faster)
but yeah, I dont think anyone was trying to discredit anything anyone else said, just voicing our own opinions on it all, maybe johnno had a bad day/week, it happens to everyone and I often take things the wrong way/too personally sometimes too.
group hug anyone?
#17
_Skapinad_
Posted 30 October 2009 - 09:08 PM

Hows that maingy little critter going anyway ?
#18
Posted 30 October 2009 - 09:16 PM
she is currently snuggled up in bed with my mum (mums crook, we are just here for dinner and watching running on empty with my old man)
Youd be glad to hear Karlie and I are getting another kitten before chrissy

anyway, enough of the rabble in pottas thread,
Let us know how you get on with the engine potta.
#19
Posted 02 November 2009 - 03:36 PM
OldJohnno I'll be doing what you suggested, even though its a run of the mill engine (mostly), I don't want to take any risks because I REALLY can't afford to replace it...
If she runs alright I might end up whacking in some new gaskets, quick paintjob and dropping her in the new car when its ready, then after rego etc I can rebuild the engine or get another to build.
Thats the thing with building a car, so many things you can do and so many ways you can go about it.

And for the record I don't think the guys were having a crack at you oldjohnno, they were just pointing out how good red motors are. Your advice was definitely appreciated....
#20
Posted 02 November 2009 - 07:07 PM
Its hard when theres no major interest in driving it, but will keep everything were it should be for when you do.
good luck
#21
_oldjohnno_
Posted 02 November 2009 - 08:16 PM
#22
Posted 03 November 2009 - 04:41 PM
You could try starting it a bit more offen maybe once ever couple off mouths instead of 5/6 years then you know she'll be ok.
Its hard when theres no major interest in driving it, but will keep everything were it should be for when you do.
good luck
There's plenty of interest in driving it mate but the car its in has had it....
Thanks for the kind words fellas, I'm over my little tanty now... I'd had a very bad day but that's no excuse; I just have to learn to stay off the forums when I'm feeling even crankier than usual...
Its all good Johnno....
#23
_NZ Toranaman_
Posted 04 November 2009 - 04:40 AM
Oil is in an engine for good reason as anyone who has run out will testify

Water can't be compressed and if you have your plugs in with water in the bore you affectively increase the compression and cause overload.
An extra thing that is often done and can cause problems is people start the engine first time then rev it up, don't over rev for a while and be gentle, allow it to run in a little after its long rest

#24
_Housecat1977_
Posted 02 December 2009 - 08:53 PM
The only extra bit of advice I could give is not to be anxious and rev up the engine until it has had a good chance to warm up and even then I wouldn't go too hard.
#25
_Housecat1977_
Posted 03 December 2009 - 08:11 PM
Hey all, I just did what a mate of mine told me to do which was what Oldjohnno said (except for overfilling with oil) and would you believe it, she fired up first go after reconnecting the coil lead. Was happy and sad at the same time as i was hoping to put a twin turbo in the beast if the old red motor was cactus an blowing smoke lol
The only extra bit of advice I could give is not to be anxious and rev up the engine until it has had a good chance to warm up and even then I wouldn't go too hard.
sorry the end bit should read
The only extra bit of advice I could give is don't be over anxious and revup the engine too much until it has had a good chance to warm up and even then Iwouldn't go too hard.
I think that makes sense better. "Me spel engrish good"
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