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interesting facts on the early 951

PSH

PCGB Member
Member
Hi guys

I'm always reading up on these great cars, in particular the '86' for obvious reasons and now and then find something that i wasn't aware off before. Today i came across a few bits of info while searching for something else.
First up was endurance tests, I was aware of the 944s test in '88' when they covered the distance to the moon and found that the engine was as good as new when stripped down and measured. i wasn't aware of an 'around the world' endurance test using an '86' turbo.. to quote:

On January 29, 1986, a 944 Turbo with catalytic converter started to an around the world record attempt from Porsche Cars North America Headquarters in Reno, Nevada, USA. The car was European version, with German number plates BB-PW167 (BB number plates on a Porsche tell it's very likely a test car). The car was driven by Austrian professional long distance test driver Gerhard Plattner. This stock 944 Turbo covered 5 continents without any technical problems; the car was driven through the coldness of Canada (-18° F/-28° C) and the heat of Australia (+41° C/+106° F). The car arrived to its starting point in Reno after 31 days and 25.570 miles/41.140 km, averaging 825 miles/1327 km a day despite the off-days when the car was on the cargo planes. This was the fastest trip around the world in automotive history - and with a car with catalytic converter using unleaded fuel.

end quote:

I wonder if this record is still held by this car?

Next up was 'high speed' tests, again with an '86' quote:


The 944 Turbo was used for other endurance tests aswell including 50.000 miles/80.000 km on German Autobahns in 4 months and 16 hours with average speed of 150 mph/240 km/h on Nardo test track (remember, car's official top speed was 152 mph/245 km/h).

end quote:

Now that's impressive, the car must have been WOT the entire time (ok...on straight autobahns and test track)to achieve an average of 150mph, I tip my hat to that and just proves what most of us already knew, these engines are bullet proof if treated right.

Lastly and this really surprised me... did you know that the 951 was intended to have a PDK transmission? quote:


It was planned to launch the 944 Turbo also with a double-clutch PDK (Porsche DoppelKupplung) gearbox, but despite long development it wasn't reliable enough to put it into series production. It was as early as 1964, when Porsche had worked on a power shift dual clutch gearbox. Starting in 1979, various versions of dual-clutch gearboxes were designed. On this basis, the PDK was created in 1981. It was tested until 1986 in Porsche street cars in parallel to the Group C Porsche racing car, as a semi and fully automatic version. Gear shifting without interruption in propulsive power proved particularly interesting for the turbocharged engines, as the turbo boost would not drop during the gear change.

end quote:

The last words in particular beg a question...quote: Gear shifting without interruption in propulsive power proved particularly interesting for the turbocharged engines, as the turbo boost would not drop during the gear change. end quote:

Just how fast was this car through the gears? I bet it was light years ahead of the 911 turbo which it was proved to be faster than anyway...... now I wonder if the specs for these PDK's fitted to the 951 still exist? I'd be very interested to discover just how fast these cars were... very interested....:)

just a little light reading guys, hope you enjoyed it...:)

Pete


 
Pete, imagine how much better a 250 bhp car with the better brakes and gearbox would have been :ROFLMAO:.
 
ahh..but power isn't everything...if you do a little digging you'll find the road test where IIRC Porsche's chief 944 engineer was asked which is quicker 'point to point' 220 or 250...guess which one came out on top?......figures on paper don't count to what actually happens on the road my friend....:)
 
PSH said:
ahh..but power isn't everything...if you do a little digging you'll find the road test were IIRC Porsche's chief 944 engineer was asked which is quicker 'point to point' 220 or 250...guess which one came out on top?......figures on paper don't count to what actually happens on the road my friend....:)


On the mean streets of Harrow maybe, out here in the Cambridgeshire sticks I don't think so [:)]. Point to point for me is 80 miles of mainly fast flowing B roads.
 
well it's a mute subject now as both our cars are modified...:) when I was chasing other 250 951's many years ago before mods I never had any problems..the only difference that I did notice was it took me longer to stop...:)
 
[:)] In reality it would take a loony, or a massively better car to pull out a big gap on the road. I always stick to 30/40 limits on my rides/drives, plenty don't.
 
me too...on country lane drives I follow speed restrictions through villages very closely..I have never been one for driving like a nutter, always choosing wisely where to open up. I drive fast, always have, although much slower in comparison, must be slower as SWMBO often says I'm driving like an old man these days...I took two driving tests in my youth...passed both first time...first auto and then manual..(long story) both times I had no minors , clean sheets....interestingly both examiners made the same comment, I drove a 'little fast'...no change there then...:)
 
blade7 said:
Pete, imagine how much better a 250 bhp car with the better brakes and gearbox would have been :ROFLMAO:.
Imagine how much better an S2 would have performed on all of those tests! It's well known that Porsche don't like 'lesser' models eclipsing their 'halo' machines so I guess we'll never see the figures produced when using the N/A 3-litre engine, eh? [;)]
 
zcacogp said:
blade7 said:
Pete, imagine how much better a 250 bhp car with the better brakes and gearbox would have been :ROFLMAO:.
Imagine how much better an S2 would have performed on all of those tests! It's well known that Porsche don't like 'lesser' models eclipsing their 'halo' machines so I guess we'll never see the figures produced when using the N/A 3-litre engine, eh? [;)]
Oli...you do make me laugh sir...:)

 
zcacogp said:
blade7 said:
Pete, imagine how much better a 250 bhp car with the better brakes and gearbox would have been :ROFLMAO:.
Imagine how much better an S2 would have performed on all of those tests! It's well known that Porsche don't like 'lesser' models eclipsing their 'halo' machines so I guess we'll never see the figures produced when using the N/A 3-litre engine, eh? [;)]


[:D] Imagine if it had a turbo fitted too....
 
blade7 said:
[:D] Imagine if it had a turbo fitted too....



you won't convert him Paul...I came across a new 911 on the A41 this morning...I bet he wished that he had a turbo...I only used 61.04% of throttle too....:)

Pete
 
PSH said:
Oli...you do make me laugh sir...:)


Why thank you very much my good fellow! Oscar Wilde said he could live for two weeks on a compliment so that will keep me doing until mid-April! (Just after my birthday, come to mention it!) :ROFLMAO:

 
PSH said:
blade7 said:
[:D] Imagine if it had a turbo fitted too....



you won't convert him Paul...I came across a new 911 on the A41 this morning...I bet he wished that he had a turbo...I only used 61.04% of throttle too....:)

Pete
Don't mock the afflicted Pete [;)].
 
In fact, why don't we 'sticky' it or whatever the terminology is and create an 'interesting facts' thread for the 944 history?
 
Another interesting fact turned up today on FB, this was in answer to Dave Chapman's (IIRC of this forum) question on repairing a 951 exhaust manifold. He was directed to a Rennlist link from 5 years ago when a fellow owner had the metal tested with the result coming back for 'Iconel'...for those who don't know this is 'F1' exhaust material, explains why they last so long and why they are so light....yet another feather in the 951 cap....:)

test results were:quote:

Ok So I went and got the headers tested and this is the composition of the pipes and flanges.
Exhaust port flanges: ss304
Other flanges: Mild steel.
Heat shields: ss304
Tubes and collectors, crossover Incalloy 800 group.
The main chemical composition is
Cr (Cromium): 19.05
Fe (iron): 45.75
Ni (Nickel): 30
Monell: 0.029
Zn (Zinc): 3.79

Pete
 

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