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    Posted: 03-August-2006 at 10:00
Originally posted by NOISUFNOC NOISUFNOC wrote:

If it were me id go for a 525 m50 engined car, the 520 24 valve really has to be worked to get any power from it, the 525 is about right

 

It's a "detuned" 2.5 in mine because it's an import, and maybe because it's an est it has to me "worked" when going uphill, the first I noticed this was coming back from Ayr on the 77 back to Clarky. I'd be sitting comfy about 70ish then it would go down to about 55-60 within second's...a right pita ...

 

My old 525's didnt do this!!



Edited by bm24v
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Post Options Post Options   Thanks (0) Thanks(0)   Quote bm24v Quote  Post ReplyReply Direct Link To This Post Posted: 03-August-2006 at 09:55

Yea I know what you mean about having to "work it".....but it's like most 16/24v engine's there designed for most/all their power up top, where as your's (or any 8/12v) is power/torquier from the word go.

Iv'e noticed this even with old cav's Iv'e had before, when I had an 2.0 8v then the "red top" 16v the wee 8v deff had more grunt all the way.

It was just when I was talking to Davy about my engine on Tues when I up and he said it's generally a good engine (but like you say too) there soft and then there's the vanos/twin vanos thing's to go wrong and they usually cost a bl 00 dy furtune to put right.

Y'see personally Iv'e never had any problem's with the 24v lump before but Iv'e never had the 12v either so I dont what there like day to day running. Maybe I should try a 12v model and see what I think. 

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Post Options Post Options   Thanks (0) Thanks(0)   Quote NOISUFNOC Quote  Post ReplyReply Direct Link To This Post Posted: 03-August-2006 at 07:41

If it were me id go for a 525 m50 engined car, the 520 24 valve really has to be worked to get any power from it, the 525 is about right and the 535 likes a drink too much if your using it a lot.

if it were an estate it would have to be a bigger engine.  The more horror stories i hear about the e39 engines being soft and once the heads need done the bolts pulling out the block is putting me off. 

Theres a cple of blokes on here who have had to source new engines because of a head gasket.

If your not doing monster miles id go for a 540 e34.

528 for now
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Post Options Post Options   Thanks (0) Thanks(0)   Quote bm24v Quote  Post ReplyReply Direct Link To This Post Posted: 02-August-2006 at 22:32
What would you go for John?....then again we know what you have so I guess that say's it all..
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Post Options Post Options   Thanks (0) Thanks(0)   Quote NOISUFNOC Quote  Post ReplyReply Direct Link To This Post Posted: 02-August-2006 at 22:20

M30 for ease to work on

M50 for smoothness

528 for now
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Post Options Post Options   Thanks (0) Thanks(0)   Quote bm24v Quote  Post ReplyReply Direct Link To This Post Posted: 02-August-2006 at 21:07
lol...
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Post Options Post Options   Thanks (0) Thanks(0)   Quote swordfish_bite Quote  Post ReplyReply Direct Link To This Post Posted: 02-August-2006 at 19:21

one that goes ..

..


www.westcoastcrew.co.uk

Bmw 525i Sport - 24v m50 192bhp(so far)
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Chas C Quote  Post ReplyReply Direct Link To This Post Posted: 02-August-2006 at 16:40

The M30, no question.  Reliable, durable and easy to maintain.

And it effectively comes with 12 or 24 valves, normally aspirated or two turbos.  (But I'm a bit biased 'cause I've got three different versions of it) 



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Post Options Post Options   Thanks (0) Thanks(0)   Quote bm24v Quote  Post ReplyReply Direct Link To This Post Posted: 02-August-2006 at 16:25
What's the best engine in you honest opinion's...I dont suppose it matter's if it's a 3, 5 or 7 ser..
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