Porsche 911 (964) Turbo 3.6 1994

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Displacement: 220 cu in, 3600cc
Power: 355 hp @ 5500 rpm
Torque: 384 lb-ft @ 4200 rpm
Transmission: 5-speed manual
0-60: 4.0 sec


The description is from a 1993 issue of Car and Driver:


News item: On February 12 in France, Porsche unveiled the highest-performance regular-production car ever to be offered for sale in America: the 1994 911 Turbo 3.6. Still rear engined, still rear drive, it develops an astounding 355 horsepower and 384 pound-feet of torque. Upon reading the above, Ralph Nader must be itching to write the sequel to Unsafe at Any Speed. After all, 911 Turbos were always prone to sudden oversteer when their afterburner-like turbo boost kicked in. And now there's more power? It's clear corporate negligence and irresponsibility. Tens of innocent people will surely spin, crash, and burn at the helm of this deathtrap. By programming his word processor to replace "Chevrolet Corvair" with "Porsche Turbo" and "swing-axle jacking" with "power-on oversteer," the sequel would be half-written and the evil nature of rear-engined cars would be confirmed once and for all. Nader might even persuade one of those helpful syndicated TV "news" shows to produce one of their famous docu-dramatizations to coincide with the book release (don't assume anyone else has learned NBC's lesson).

Shut off the computer, Ralph. Recall the camera crew, "Dateline." The real news is that the new, more powerful car is easier and more predictable to drive aggressively than any recent 911 Turbo. One no longer needs to have graduated from the Hans Stuck opposite-lock academy to explore the full potential of this car's awesome power. So how did Porsche make all these extra horses so easy to ride? By employing low-end torque to fill in the previously spiked power curve, that's how. As might be deduced from the name (now rendered in retro chrome script on the engine cover), the new car's extra 40 horsepower and 52 pound-feet of torque were achieved primarily by sliding out last year's 3.3-liter engine and slipping in the newer 3.6-liter one that has powered naturally aspirated Carreras since 1989. Turbos and Carreras now share crankshafts, connecting rods, crankcases, and cylinder jugs. New pistons and cams provide the Turbo with a 7.5:1 compression ratio. (Each cylinder still breathes through only two valves, as Porsche is unable to air-cool a four-valve-per-cylinder head sufficiently.)


The bigger block's three millimeters of added bore combine with cams and a fuel-injection system both optimized for greater torque to make last year's peak torque of 332 pound-feet available at 2400 rpm. As boost pressure builds in the iron lung, the torque increases steadily to its new peak of 384 pound-feet at 4200 rpm. Full boost is available at lower revs, too. The same KKK turbocharger and all its related plumbing, including the whale-tail-mounted intercooler, are carried over from last year's 911 Turbo (not the limited-production Turbo S2 we reported on in February), but recalibration increases maximum boost to 13.1 psi. An extra 300cc of exhaust gas blowing on the same impeller spools it up at lower revs, making full boost available at 3500 rpm.

Source: http://www.caranddriver.com/reviews/1994-porsche-911-turbo-36-archived-road-test-review
 
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