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The cars that made
Porsche history
by Bill Oursler
356 SL Gmund Coupe
550 Spyder
Type 817 Spyder
Type 718 and 804 Formula Two
Type 904
Type 906, 910, and 910 "Plastic" Type 908
The 356 SL (The Gmund Coupe)
Porsche's first official racing entry was
the 356 SL which appeared at the famed Le Mans 24-Hour endurance
classic in 1951, winning the 110cc category to begin a record of
success that continues to this day. These cars were based on the hand
built aluminum-bodied Gmund coupes constructed between 1948 and 1949,
before Porsche moved back to Stuttgart from the Austrian mill town.
With that move came the revised steel-bodied 356's which rendered
the Gmund coupes obsolete.
When representatives from Le Mans approached
Porsche about participating in the event, the left over Gmund
356's seemed a perfect solution, being far lighter than their
newer counterparts. The 356 SL Gmund coupes achieved an outstanding
record of success, not only at Le Mans, but also in a number of other
events, ranging from rallies to speed record attempts. In all they
served the factory from 1951 through 1954. Several also raced in North
America, carving out their own winning tradition.
The 550 Spyders
The first 500's appeared in 1953. These
were the first true competition-bred Porsches; lightweight, two seat,
aluminum bodied, tubular framed, open-topped cars. The initial pair of
550's was unique unto themselves, racing only with
Volkwagen-derived pushrod boxer four cylinder engines, fitted with
detachable roofs. These dominated their class at Le Mans finishing
one-two in the 1500cc division. Later, one of them won its category in
the famed Pan Americana Mexican road race.
Subsequent 550's, all fitted with the
four-cam Carrera flat four cylinder, carried on what the initial
550's had started. The became the dominant cars world wide in the
small displacement sports racing categories in the factory's
hands, but also in the hands of Porsche's customers who purchased
every one of the quick little cars they could find.
In 1956, Porsche introduced a slightly
modified Spyder, the 550A. This shocked the racing world when it won
the brutal Targa Florio road race outright in its debut appearance,
humbling such well-known and much more powerful rivals as Ferrari,
Maserati and Jaguar. During the next five years the 550A continued
winning, for the factory, and the factory's customers in almost
every venue where it competed. Indeed, it was a car that got more
attention for its occasional loses than it did for its nearly non-stop
string of victories.
The Type 718 Spyders
The next step in Porsche's Spyder saga
came in 1957 with the introduction of the Type 718, initially known as
the "RSK" for its uniquely configured form suspension. In
various forms, the Type 718 would be raced by factory and customers
through the end of 1964. During that period it achieved an outstanding
record which not only included class triumphs, but outright wins at
the Targa Florio and in 1960, at the prestigious Sebring 23-Hour long
distance affair in Central Florida. Many famous drivers, including
American Dan Gurney, as well as Wolfgang von Trips and Jo Bonnier
helped to polish their careers behind the wheel of the Type 718.
The most famous example of this Spyder
variant was the W-RS, which was constructed in 1961 as a four-cylinder
entry. The following year, fitted with a 2.0-liter flat eight, it
began to win everywhere it went. It took important class victories not
just in the great road races such as Le Mans and the Nurburgring, but
also in the hillclimbing arena. Long a benefit for Porsche Spyders, it
claimed the season championship with Edgar Barth in 1963 and 1964
before it was retired to the Porsche Museum.
The Type 718 and 804 Formula Two and Formula One Single Seaters
In the late 1950's the Porsche factory
began its involvement in Formula racing by running virtually standard
550A Spyders. In the Formula Two portion of the annual German Grand
Prix at the Nurburgring, in 1958, Jean Behra, driving a modified Type
718 RSK Spyder with its seat located on the chassis centerline won the
Formula Two race at the Rhiems circuit in France.
In 1959 and 1960, Porsche produced an open
wheel, single seater version of the Type 718, using this to dominate
the Formula Two championship during that latter Season, the last for
the 1 5-liter formula The next year. When Formula One adopted the
1.5-liter displacement cap, Porsche appeared poised to claim the World
Title. Unfortunately, things didn't go Porsche's way; the Type
718 being outclassed by Ferrari's Type 156 V-6.
For 1962, Porsche introduced the Type 804
that abandoned Zuffenhausen's traditional flat four cam,
four-cylinder for a new boxer eight. While the engine was competitive,
and indeed could be found for many years thereafter powering Porsche
sports racing prototypes in 2.0 and 2.32-liter form, the Type 804
could not keep up with the British BRM and Lotus V-8's.
In all, the 804 won only twice, coming home
first in the French Grand Prix at Rouen and again on its home turf at
the Solitude Ring outside 01' Stuttgart in a non-points affair,
Gurney being the driver on both occasions. At the end of 1962, Porsche
withdrew from Formula One, not returning to the sport until 1983 as an
engine supplier for McLaren.
The Type 904
Often referred to as the first of the
"modern" Porsches, the 904, developed in 1963 and first
raced in 1964, featured another "first" for Zuffenhausen, a
full fiberglass bodied coupe, bonded to a steel channel frame.
Intended to use the new boxer six from the then just introduced 911,
it wound up employing the aged Carrera four cam four-cylinder instead.
Even so, this engine was enough to help the 904 dominate the 2.0-liter
production sports car class for Porsche for the next two years. That
success was achieved mainly by Porsche's customers, the factory
concentrated on running a small fleet of six and eight cylinder
powered 904's of its own in the 2.0-liter prototype category.
As had its customers, the factory came
dominate the division with its coupes, enjoying nearly total success
from Daytona and Sebring through Le Mans in 1964 and '65. The only
blemish on the 904's record came in 1965 when it was defeated in
the hillclimb arena by Ferrari's Type 166 Dino Spyder. In an
attempt to keep the 904 on par with its Ferrari rival. Dr. Ferdinand
Piech, the newly appointed head of Porsche racing, converted the 904
from a coupe to an open-topped car. Those efforts were in vain;
however, they led Piech to pursue new directions in design that would
take Zuffenhausen to the top of the sport.
The Type 906, 910, and 910 "Plastic" Porsche Sports Racing
Coupes
With the failure of the 904 hillclimb Spyders, in August 1965, Piech
and his engineers introduced a tubeframe open topped car created over a
three-span, that utilized the hubs, brakes, and 13-inch diameter wheels
from the Type 33 Lotus single Formula One Grand Prix racer. Dubbed
"the Ollon Villars" Spyder after its debut event, this was
the foundation for all of Porsche's subsequent prototypes up
through the famed 917's and later the 936's that last won at Le
Mans in 1981. Although this important car didn't beat the Ferrari -
due largely to a lack of development, it did win the hillclimb crown in
1966, ironically using a coupe body.
In January of 1966, the car that the Ollon
Villars Spyder had spawned, the Carrera 6, or 906, made its debut.
Intended strictly as a circuit racer, this coupe featured the earlier
car's tubeframe, however, it didn't have the Spider's
advanced suspension. Rather it used the same running gear as the 904,
with its rather antique 15-inch diameter wheels. This retrograde step
was forced on Piech by his uncle, company head Dr. Ferry Porsche, who
did not want to waste the suspension components completed in
anticipation of a second batch of 904's - cars canceled in favor
of the 906.
Despite the compromise, the 906 took up right
where the 904 left off, dominating the two liter 2.0-liter production
sports car category using finally the 911's six cylinder engine.
As with the 904, the factory ran several 906's on the 2 0-liter
prototype category, some in long tail form and some with the boxer
eight. No matter which version, or which class, the 906 dominated;
winning victories at all the major international events. Even on
occasion challenging for the outright honors - this despite the then
intense battle between Ford and Ferrari for domination of the sport.
Despite its success, Piech remained unhappy
with compromised 906. By the summer of 1966, his engineers had
produced its replacement, the 910. Virtually identical to its
predecessor, with the exception that it had abandoned the
904-suspension design run in the last hill climbs of the season, the
910 showed much potential. Over the winter this was developed into
reality. The new coupe debuted in the 1967 Daytona 24-Hour endurance
event with a class victory. Interestingly while there were both six
and eight cylinder versions of the 910, the car was never intended to
achieve "production" status. However, because of Piech's
edict that new cars be used at every race, enough were built that the
six-cylinder 910 did eventually qualify as "production sports
car".
Like the 906, the 910 was a winner, the
highlight of its career being an outright triumph at the Nurburgring
100 KMs in 1961. This came on top of its similar performance in the
Targa Florio where it collected the overall honors. With these, as
well as several other high overall placing, the 910 had propelled
Porsche into the thick of the 1967 contest for the World Manufacturers
crown with Ferrari.
Even so, Piech was getting ready to sell his
910 fleet to Porsche privateers, having pushed the envelope even
further with the introduction of the new 907 at Le Mans that June.
While all subsequent versions of the 907 would be eight cylinder
powered, these two long tail coupes used fuel injected flat sixes
While one retired, the other won its class, finishing high up in the
overall rankings.
For the 1967 Brands Hatch season finale
Porsche fielded both a short tail 907 as well as the venerable 910 in
an effort to upset Ferrari. This was not to be as the Italians
finished ahead of Zuffenhausen in the British affair to take home the
coveted championship. Porsche would achieve some measure of revenge
the following January at Daytona where three 907 long tails would
sweep the two, three places in the American 24-Hour.
That was a good beginning to what Porsche
hoped would be its first Manufacturers crown. Fueling those
aspirations was a change in the regulations which now limited all
prototypes, such as the 907 coupes to a maximum of three liters, the
international authorities having summarily banned the big Ferraris and
Fords from the scene in a hasty decision made after Le Mans the
previous June.
Such was the tightness of the time frame,
that officials decided that production sports cars of which at least
50 examples had been made, could race as long as their engine
displacement didn't exceed 5.0 liters The short, and long term
effects of this were to be huge. In the meantime, though, Porsche and
Piech weren't worried as they were about to introduce their own
3.0-liter prototype, the 908 - a 908 fitted with a simple eight
-cylinder powerplant based in large measure of the 911's boxer
six.
The 907 would soldier on throughout 1968
while Piech's men would struggle to make the initially troublesome
908 an effective tool to accomplish Zuffenhausen's goal of winning
both at Le Mans and in the Makes title chase. Unfortunately, the aging
but reliable Ford GT 40 came away with both those prizes. The 908 was
constantly breaking down, while the 907 didn't have enough
"punch" to stay even with the John Wyer run, Gulf Oil
sponsored Fords. Things would be different, however, in 1969.
The Type 908
Perhaps more than any of the other cars of
its era, the 905 was unique. It started life as a clone of the 907
with a new, simplified Type 901 boxer six derived 3.0-liter flat
eight. It wound up Its career in the early 1980's with a
completely different chassis, and a turbocharged six cylinder
powerplant akin to what could be found in the 934-935 silhouette
prototype coupes as well as the 936 prototype Spyders.
When it was first introduced in the spring of
1968, however, the 908, both in short and long tail forms were
virtually indistinguishable from its 907 predecessor. Only the keenest
of eyes noting the slightly different air ducting, and the slightly
revised rear aerodynamic package of the "langhects" that
included a full width wing and movable, suspension activated flaps.
Although the 908 won the 1000 km event at the
Nurburgring in only its second race appearance, engine vibration woes
kept it from achieving further success that year. The best the new
coupe could do was a third at Le Mans, which had been pushed back from
its usual June date to September by political unrest in France. The
following year was to be quite different; this despite the utter
failure of the 908 charge in the season opening 24 Hours of Daytona,
where again engine problems sidelined Porsche's hopes for a
victory.
After that, with the exception of its close
defeat at Le Mans by Jacky Ickx's Gulf Wyer Ford GT-40, the 908
ran flawlessly to give Porsche its first ever World Manufacturers
title. The disappointment of losing at Le Mans was indeed painful,
however, the overall success achieved was something of which
Zuffenhausen and Piech could be proud. Interestingly, these
accomplishments in large measure came not with the traditional long
tail coupes, although these were used at high-speed tracks such as
Daytona. Monza, Spa, and Le Mans, but rather with a new open-topped
Spyder, the 908-02.
This came into existence because of a new set
of regulations for the 3.0-liter prototypes, which permitted the
simplified bodywork configuration. Actually, there were two versions
of the Spyder in 1969; the original whose flowing fender lines
followed those of the coupes, and the later 908-02
"flunder". This car featured a flat upper surface that
produced a pleasing overall shape that would later spawn the body
design for the first 917 Can-Am Spyders.
No matter what the body or chassis
configuration, the 1969 908's all featured a revised engine that
employed a new crankshaft, which eliminated the vibration problems
that had so plagued it the previous season. Such was the
competitiveness of the 908 and its modified eight-cylinder that after
factory use the cars continued to be campaigned for another five years
or so in private hands, often challenging their younger rivals for the
top honors in their class. Perhaps the most famous of the 908's
customers was movie actor Steve McQueen who took his 908-02 Spyder to
second overall and first in the prototype division at Sebring with
Peter Rebvson as his co-driver in the run up to his movie "Le
Mans".
While the 908 had been largely consigned to
the back burner by the new 917 12-cylinder in 1970, it had not quite
finished its service for the factory. Realizing that the heavy 917
would be unsuitable for such events as the Targa Florio and the
Nurburgring - both of which were extremely important to Porsche, Piech
and his engineers produced a new 908. The 908/3, used the standard 908
drive train, but otherwise was based on a lightweight 1968 hillclimb
Spyder, the 909.
As a factory entry, the 908/3 saw service in
just four events, the Targa Florio and the Nurburgring rounds of the
Manufacturers Championship in both the 1970 and 1971 seasons. Of these
appearances, the 908/3 was victorious three times, winning the Targa
Florio in 1970 and the Nurburgring both years. After that the cars
were sold off. In 1975 several were fitted with turbocharged sixes,
Herbert Muller using his Martini example to help him win his second
straight Interserie title that year. The cars continued to soldier on
through the first part of the 1980's - still surprising
competitive -until the new Group C prototype regulations came into
force in 1982.
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