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Joined: Feb 2009
Posts: 441
Learner Plates Off!
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Learner Plates Off!
Joined: Feb 2009
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I think you have to remember where the M62 sits in the range of BMW V8's.
It was not originally designed to be a high performance engine.. more like a lumbering lump to power exec barges.
Originally launched in 1996 in 3.5 guise for the larger saloon/limo market. None were in the "M" variants which BMW tended and till reciently kept to S6 engines.
This was the staple diet of the M series V8 until it's upgrade with Vanos N variant.
At this juncture it was developed for use in the Z8 giving a 5.0 400hp unit with much similar and simple techniques as the Audi engine... maybe a good comparison.. roughly the same era.
Interestingly a very high performance veriant of this engine lives on today in Ascari A10. @ 625bhp... probably a continuation of the S62 development.
So in the grand scheme of things.. BMW did have a high performance version.. it just was not sold in huge numbers and ultimately was fitted into generally un-sporty barges and 4x4's. With the tuning complication of Vanos most of the post M62 engines were not touched by tuners or racers as they were esentially electronically complicated and expensive to enhance....
Hence the situation we have today... M/N series performance parts are few and far between the the modifications above are not all possible with the later VANOS engines... seeminly major cylinder head work/modification is requried to remove/sort it out.
Unfortunately this leaves the Morgan market too small to generate the parts requried and the BMW market is already shrinking with the M5 V8's and the X5's bieng slowly replaced with newer series engines and Diesel S6 turbo units.
So Aero tuning is a deep pockets game with simple modifications such as cams costing well into the thousands to obtain.. TBH.. Tiger racing in the USA had the cheap solution.. going Chevy LS1 for their race cars.. 700bhp available at a pretty low cost per hp. Couldn't have put it better myself Cereal! Excellent summary of the situation. 
Rbt Aero8
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Joined: Feb 2009
Posts: 441
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Yeah was away to say the RS4 is NA not turbo'd. there is a limited edition black series that is turbo'd think its a B16 or something. Super cool! As far as i know, i have a remap and the car already has exaust system done and a K & N upgrade, but was going to change that for an ITG foam filter. Stroker Kit was my initial plan. So may still go ahead with it now i know i can get one I am not aware of any turbocharged factory RS4 4.2 V8's. However MTM may have done so. 
Rbt Aero8
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Joined: Jul 2009
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OP
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The heads may be a worthwhile investment, reasonable power increases with not too bad cost!!
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Joined: Feb 2009
Posts: 441
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The heads may be a worthwhile investment, reasonable power increases with not too bad cost!! Best of luck - sounds an intresting project. 
Rbt Aero8
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Joined: Oct 2006
Posts: 2,825
Mr Fezza Talk Morgan Expert
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Mr Fezza Talk Morgan Expert
Joined: Oct 2006
Posts: 2,825 |
[quote=mr_tony] RS4 is turbocharged. No room in Aero engine bay for super / turbocharger though. (Though an old school style US supercharger poking out the bonnet hotrod styleee on a Series 1 would look cool. Just won't be able to see where you are going though...
I stand like the man in the orthopedic shoes... Corrected 
-------------- Maxxed out!
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Joined: Jul 2009
Posts: 157
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OP
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Have also been looking at the prospect of a single point wet NOS kit . . . Being i will only need the power at certain times . . . Hmmmmmm (decisions haha)
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Joined: Oct 2006
Posts: 2,403
Talk Morgan Expert
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Talk Morgan Expert
Joined: Oct 2006
Posts: 2,403 |
Might be better to get an S62 engine from a breakers yard for a couple of K. Look to see how different the top end is and possibly do a straight swap. The Block is the same unit... then you only have to worry about the change in throttle body set-up.
I'm sure a UK BMW tuner could help with the ECU controllers... you may be able to rob the original ECU from the doner vehicle.
Alternatively get a doner M62 engine from an old X5 or 745 saloon.. and work on the heads yourself/in conjunction with a local machine/engine shop...
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Joined: Sep 2006
Posts: 1,764
Talk Morgan Enthusiast
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Talk Morgan Enthusiast
Joined: Sep 2006
Posts: 1,764 |
I am pretty sure the AutoGT Race cars use an S62 std engine but with a dedicated ECU (Motec would be my guess but I will ask them when they come over for the next race). 
Phil Egginton 1979 4/4 4 seater
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Joined: Apr 2010
Posts: 22
New to Talk Morgan
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New to Talk Morgan
Joined: Apr 2010
Posts: 22 |
i had an S1 that was re-mapped by DMS via Richard Thornes, it was dyno'd at 319 bhp. its actually for sale now at RTCC. my series two has 362bhp again just with a simple re-mapping
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