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 Post subject: Sports 850 info???
PostPosted: Mon Nov 21, 2005 9:58 pm 
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848cc
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Hi guys, have been in the planning and preparation stages of the restoration of my Morris 850 and have noticed a few little oddities on my 850 which im suspicious of (hopeful more like it :P )

Anyone know of any websites that contain info or can put me in contact with anyone? (the Mini Experience had some good info, i just want to be sure)

Please feel free if you know them to rattle off the differences between the Sports and the standard 850's.

thanks Pete


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PostPosted: Mon Nov 21, 2005 10:20 pm 
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1275cc
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The Sports 850.

Specially made for Australia, the twin-carburettor 850 has earned itself a place in motoring history.

Following the release of the Mini in the UK in 1959, the Morris 850 was launched in Australia in March 1961. It wasn't long before motor sport enthusiasts discovered the amazing cornering ability of the Mini as it went racing. One of the first Australians to realise the potential of the Mini for racing was Peter Manton of Melbourne. Sports Car World of December 1961 chronicles the appearance of Peter Manton at the Albury Spring Meeting where '(Manton) gave the spring crowd plenty for their money with his light blue Morris 850, driven with a reckless vigour that won him one of the hardest races of the day.

One month previously the Armstrong 500 was held at Phillip Island. A lone Morris 850 was entered for the event and it was this car that had the honour of wearing the first allegations of cheating. While it may not have been cheating, it was definitely the first example of a manufacturer building a limited run of special models just to qualify for the race. What was different with this Mini was that it was equipped with two carburettors. On seeing this the officials insisted that the extra carb be removed. Not to be outdone the competitor produced a telegram from the British Motor Corporation confirming that there had been over 100 of these versions constructed and therefore the Mini could be run in a series production race with the extra carb. Still 'no go' said the officials and the car eventually ran with only one carburettor and was duelling with a group of five Ford Anglias when the windscreen was broken by a rock. A replacement screen was purloined from a donor spectator's Mini and the vehicle continued. Unfortunately, the Mini was disqualified as the replacement screen did not come from a stock of spares that each team had to keep in the pits.



The Mini Sports 850 was launched on 31st August 1961 by P & R Williams in Sydney, and was to be sold only by P & R Williams and Peter Manton Motors in Melbourne.

When new, the Sports 850 was equipped with twin 1in SU carburettors, special manifolding and a tuned exhaust. To make it look different there was also a chromed exhaust, chromed rocker cover, special Sports 850 badging and a coloured flash front and rear. For those who wanted to spend a little extra money the two-tone paintwork was also available. But why, when the Mini-Cooper was just around the corner? Well, according to Australian Motor Sports of March 1962: 'BMC felt that a car as advanced as the famed Cooper-Mini with its enlarged motor, disc brakes and other goodies would be too ambitious (and too costly) to get the volume sales necessary to make any production venture an economic possibility in Australia.



So what difference did the modifications make to the Sports 850 over the standard car? Australian Motor Sports in March 1962 reported a reduction of nine seconds in the 0-60mph acceleration test and a 7mph higher maximum speed; a standard 850 travelled 0-60mph in 27s with a top speed of 72mph. Australian Motor Manual reported a 3s improvement in the 0-50mph test plus improved top-gear flexibility, with fuel economy unaffected at 53mpg. The magazine was very impressed with the increased performance and went on to state: 'unless we had seen it ourselves we would not have believed it possible, and the figures show that this is no haphazard conversion. Performance figures such as those we clocked are a clear indicator that the simple modifications have been scientifically designed.

The magazines were not completely happy with the car as they criticised quite heavily the lack of synchromesh on first gear. AMS, however, wrapped it up by saying that it was the first time that any Australian company had produced a low-priced modified car for enthusiasts whose family responsibilities prevented them from buying a sports car. Plus the buyer had only to find ?790 for this special car.

Specifications
Engine 848cc four, cast iron, three main bearings
Bore x stroke 62.9 x 68.3mm
Compression 8.3:1
Power 34bhp (25.4 kW) @ 5500rpm
Torque 44lb ft ( Nm) @ 2900rpm
Fuel system Twin 1 1/4in SU carbs
Transmission Four-speed with synchro on top three ratios Front suspension Independent by transverse unequal wishbones and Moulton rubber cone springing
Rear suspension Independent by trailing links and Moulton rubber cone springing
Wheelbase 80in (2032mm)
Track Front 47 1/2in (1206mm), rear 46in (1168mm).
L x W x H 120in (3048mm) x 55 1/2in (1410mm) x 53in (1346mm)
Weight 1344lb (610kg)
Max speed 79mph (134kph)
0-60mph 18s
Fuel consumption 53mpg

from here:
http://www.ausmini.com/forums/viewtopic ... 02&start=0


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 Post subject:
PostPosted: Mon Nov 21, 2005 11:07 pm 
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THIS SPACE FOR RENT
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yeah but enough of the general stuff...go into some detail....

8)

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 Post subject:
PostPosted: Tue Nov 22, 2005 5:46 am 
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Location: near Baulkham Hills, NSW
Carbs were twin HS2 (same type as stock 850- both LH bowls) on a Peter Manton manifold. Linkage comprised a bit of 5/16" steel rod and a couple of W-clips.
I used to tune one way back then. :wink:

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 Post subject:
PostPosted: Tue Nov 22, 2005 7:40 am 
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1360cc
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czerial wrote:


Crikey...I thought you TYPED all that until I got to the link at the bottom.... :lol:


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 Post subject: Sports 850
PostPosted: Mon Jan 02, 2006 12:08 pm 
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Postally Verbose
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Location: Northern NSW
The sports 850 is a fun car to drive , it has longer legs than a standard 850 . Not a great deal of extra power off the line but once moving it rev's well and doesn't run out of puff unless it's a BIG hill . When mine was on the road and going on mini runs it had no trouble keeping up with 998 clubmans and the likes . On a good flat long strip of road (I used to work in highway construction , 16 klm section of the Hume Hwy was fun , smooth concrete and no traffic till it was opened ....) it would go off the end of the 80mph speedo , not sure how accurate the speedo was but the mini was flying and was happy to pull up to that . Mine is standard with the exception of extractors and 1 1/2" exhaust . You've just got to remember it's an 850 though and you haven't got the extra torque of the bigger motors .
The changes from a standard mini were a chrome rocker cover with a sticker the same as the badges , the badges (pressed tin badges , not die-cast , I've heard that there was an aftermarket kit with the extra carb and die-cast badges but not sure ) , the extra carb (not a left and right hand pair) and the exhaust was cut and rewelded before the muffler so it came out in the middle rather than the side . A mate up here did his apprenticeship at P & R Williams and converting them was one of his first jobs .

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 Post subject:
PostPosted: Mon Jan 02, 2006 5:32 pm 
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1275cc
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Joined: Wed Jan 19, 2005 1:52 pm
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The aftermarket Sports 850 kit in a wooden box was sold by dealers. had the manifold, and extra carb along with chrome rocker cover and a huge round very heavy badge that says Sports 850 Conversion that is attached to the grill, I have one!


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PostPosted: Mon Jan 02, 2006 5:38 pm 
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Postally Verbose
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I've seen a couple of those badges but nobody could tell me if they were Australian or English up till now . Did the aftermarket kits have the bonnet and boot badges as well or just the round one ? Accurate information on sports 850's is hard to find . Mind you , up until a couple of years ago I had a hard job convincing people it was a produced car , nobody had heard of them .

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 Post subject:
PostPosted: Mon Jan 02, 2006 6:17 pm 
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Location: near Baulkham Hills, NSW
The Sports 850 was peculiar to Australia, the Poms never had them. :wink:

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DrMini- 1970 wasaMatic 1360, Mk1S crank, 86.6HP (ATW) =~125 @ crank, 45 Dellorto (38 chokes), RE282 sprint cam, 1.5 rockers, 11.0:1 C/R. :mrgreen:


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 Post subject:
PostPosted: Mon Jan 02, 2006 6:26 pm 
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Apparently there was also an aftermarket sports 850 kit for their mini's and a morris minor sports 850 (I think sidevalve but not sure) available for short times in Britain , I wasn't sure if the round badge was from either of them or not .

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