SAAMW Turbo?

Discuss general engine, turbo and supercharger conversions in this section

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choppa7
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Post Thu Mar 15, 2007 12:04 pm

In the quest for DIY power, and after reading through the Scrapyard Turbo Build in PPC (Hell of a job TOBY!) I'm thinking of trying to turbo my M10.

I've always believed in trying to get as many bits together as possible before loosening the first bolt to avoid hassle later. From reading various articles and forums on the net, would a SAAB turbo gear be a good starting point, they seem to be readily available and seem to be quite a strudy item, also intercoolers, oikl pipes etc etc can be had on "the bay" for a few quid?

So SAAMW project a goer or would I be better looking elsewhere, I'm not after mega power, just a bit more get up and go for a daily driver btw

Cheers
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e30_Turbo
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Post Thu Mar 15, 2007 12:18 pm

M10's are bullit proof and have been used many times in big power turbo conversions.

The Saab/Volvo parts are all good stuff, the volvo's usually give up they're intercoolers as they're ideal and fit, the tubo's will be a little small but there are 2.5ltr volvo's & 2.3ltr saabs so they should be useable.

The main cost will be management, you MUST manage is correctly, otherwise you may aswell throw your money in the fan.

Best bet is start a list of the parts and where they can be sourced, for instance a manifold will need making or adapting, not seen many M10 turbo manifolds but Rowdyburns will make you one up. oil feeds and returns are usually from others cars, the feed will be dictated by the method of fixing it to the turbo and a T-piece made up to fit into the oil level sender. The oil return can be made up using a rangerover TDI oil return pipe, drilled and tapped into the sump.

You'll need bigger injectors, BOV, boost gauge, charge pipes etc....

P.s We all started saying this "I'm not after mega power" but you will want more :twisted: just a little more, more, more, more....... :twisted: :twisted:
HTH, Mark
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choppa7
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Post Thu Mar 15, 2007 12:39 pm

Great Help, sounds like I'm finally heading in the right direction - Cheers Mate
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andyborris
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Post Thu Mar 15, 2007 3:50 pm

fozzymonster wrote:M10's are bullet proof and have been used many times in big power turbo conversions.
Isn't that a bit of a understatement? Wasn't the M10 block the basis of the M12 engine that powered the Brabham BMW F1 car in the eighties?

And eventually gave over 1000 hp in qualifying spec :eek: ?

http://www.bmwworld.com/racing/history/ ... ngines.htm

:D :D
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Post Thu Mar 15, 2007 4:08 pm

andyborris wrote:
fozzymonster wrote:M10's are bullet proof and have been used many times in big power turbo conversions.
Isn't that a bit of a understatement? Wasn't the M10 block the basis of the M12 engine that powered the Brabham BMW F1 car in the eighties?

And eventually gave over 1000 hp in qualifying spec :eek: ?

http://www.bmwworld.com/racing/history/ ... ngines.htm

:D :D
It was based on the M10 but only the blocks were used, the heads were special F1 motorsport items shall we say :D

You have to take into account that they eventually ran 5 & 6bar of pressure to get the 1200+ hp they could acheive, those engines must have been welded together to stop them blowing out!
With the standard 4-cylinder 1.5-liter block featuring 16 valves and a turbocharger
It would have been irresponable of me to say " thats a F1 engine" when clearly it's not, maybe half of one :cool: but close enough for us mere mortals!

Kinda wished I'd kept my old 1800 M10 instead of scrapping it....ow well.
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andyborris
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Post Thu Mar 15, 2007 5:29 pm

I think they used a special fuel too, something developed for the Luftwaffe in WW2.

I did read that BMW themselves had no idea how much HP the engine made, their dynometer only went read to 1000 HP and these engines would run with the needle against the stop in the gauge!
jkarran
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Post Thu Mar 15, 2007 11:31 pm

You have to take into account that they eventually ran 5 & 6bar of pressure to get the 1200+ hp they could acheive, those engines must have been welded together to stop them blowing out!
They actually accepted they would blow (presumably at max boost in qualifying!) and machined grooves in the deck so that when they dit it was non destructive. Bonkers :mad:

jk
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