From the South East Queensland Correspondent: a BMW E9 CS

 

This awesome BMW 3.0 CS (aka E9) - photographed by South East Queensland correspondent PeteR, in response to a 3.0 CSL featured in our recent Noosa Concours d’ Elegance post - has really got my motor running!  But it’s also got me wondering about the hierarchy of the CS line-up … .

The Noosa CSL 
(https://uppermiddlepetrolhead.blogspot.com/2024/07/noosa-concours-d-elegance-2024-part-2.html).

Here, in précis, is what a bit of googling has revealed:   First, but not lowest in the E9 hierarchy, is 1968’s 2800 CS which, unsurprisingly, features a close enough to 2.8 litre version of BMW’s legendary M30 straight six (2,788 cc, to be exact).  

Next in line is today’s feature car, the 3.0 CS of 1971, with a twin Zenith carburettored version of the M30 and a capacity of 2,986 cc.  Released simultaneously was the 3.0 CSi, which, as you’ve probably guessed, has the same donk but runs fuel injection and is therefore maybe a bee’s penis more desirable.


A year later saw the introduction of the 3.0 CSL, with the standing for leicht, which is German for light.   But it wasn’t just the not-insubstantial weight saving - approximately 180 kg - that set these homologation specials apart from the slightly lower rung versions; the CSL got an upgrade to 3,003 cc and then, in 1973, a further boost to 3,153 cc.

Arguably, the ultimate expression of the CSL 3.0 was the 3,153 cc powered “Batmobile,” featuring a body kit comprising of a front air dam, splitters along the tops of the front mudguards, a spoiler on the trailing edge of the roof and a large boot-mounted wing.  This variant also hails from ‘73.  


1974 saw BMW’s final but lowest specced iteration of the E9: the 2.5 CS with its more economical 2 1/2 litre M30, the reduced engine size being a direct consequence of the 1973 Oil Crisis.  It would appear that the 2.5 was a limited run; only 874 were built by the end of the E9’s production run in 1975 (https://en.m.wikipedia.org/wiki/BMW_E9).


Many of you will know that this isn't the end of the development of the E9, with both Alpina and A C Schnitzer developing their own highly-regarded versions of the car.  That's a line of enquiry worth pursuing but one that we might pick up in a future post ... .  

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U M P H

(uppermiddlepetrolhead.blogspot.com.au)

Photos by PeteR.


Here’s a short video featuring a faithful replica of the Batmobile that you may also find interesting: https://youtu.be/f2DRCPEQtos?.si=C3-n8WsOS4c2xa5G.



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