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Re: MGAs/MGBs and the Dreaded Twincam

To: WSpohn4@aol.com, mgs@autox.team.net
Subject: Re: MGAs/MGBs and the Dreaded Twincam
From: Barrie Robinson <barrier@bconnex.net>
Date: Tue, 06 Jun 2000 16:51:29 -0400
So what about tractor engines...........

They also put Rolls Royce engines in Land Rovers and Austins.  They also
used waterpump engines in F1 cars (Coventry Cimax!!)



At 04:07 PM 6/6/00 EDT, WSpohn4@aol.com wrote:
>In a message dated 06/06/00 11:45:47 AM Pacific Daylight Time, 
>owner-mgs-digest@autox.team.net writes:
>
>> What year of B do you have? A 72 or earlier B should be quicker than an A 
>>  (well, maybe not a T.C.)...
>>  
>
>Whaddaya mean 'maybe??
>
>A Twincam in proper order (not one of the sick cars that a couple of 
>magazines reviewed in the old days, not knowing the difference) will blow
any 
>B (or stock C, for that matter) into the weeds.
>
>Show me an MG that gets anywhere near 10 seconds 0-60 and I'll show you a 
>modified MGB or a stock Twincam! Put the optional 4.55 diff and close ratio 
>in the Twincam, and wave bye bye (of course you can also put the same stuff 
>in an MGB, but then it would still look like an MGB, and still have an
engine 
>out of a tractor....well not exactly as true as it would be for the 
>Triumph/Standard/Ferguson engine, but they did build Nuffield tractors with 
>the B series engines).
>
>Only modified Bs can compete, but then of course you can also modify a 
>Twincam, if you are crazy enough. One friend was touching 190 bhp at 7800
rpm 
>(I run a bit lower state of tune due to laziness in not wanting to change 
>bearings every race).
>Getting above 13:1 is always a bit touchy in the Twincam, as you start to
run 
>out of valve clearance, the more the space in the chamber must be taken up
to 
>increase the compression ratio.
>
>I agree that the B is generally a bit more comfortable - the A seats are not 
>what they could be, and if you have the Deluxe seats and are a shall we say 
>generously proportioned individual, there will not be enough space for you.
>
>The coupe is pretty civilised though, and it's seats are a little better
than 
>the roadster ones.
>
>Bill S.
>(Defender of the Twincam Faith)
>
>


Regards
Barrie Robinson
barrier@bconnex.net



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