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Monday, November 12, 2007
Think that’s amazing? Consider this: These cars were powered by 1.4-liter four-cylinder engines and had no low-range transfer case. Okay, the TSI 1.4-liter unit does have VW’s new Twincharger technology, which employs an Eaton dual-screw supercharger for low-rpm grunt and a BorgWarner KKK turbocharger for high-rev power augmentation.
The two blowers pump the power peak to 148 horsepower and provide the little engine with 177 pound-feet of torque from 1500 to 4500 rpm. On normal roads, this translates to a quiet and smooth operation—with no audible supercharger or turbo noises—accelerating the Tiguan to high speed with deceptive ease. In the U.S., however, Tiguans will be equipped with the familiar 200-hp, 2.0-liter turbo four, which is also fitted to cars such as the GTI, or a 140-hp, 2.0-liter turbo-diesel four. Front- and all-wheel-drive variants will be offered.
Our development mules, carefully camouflaged with body-color tape, reflector tape, and fake insignias, were equipped with six-speed manual boxes, but production Tiguans will also be available with VW’s six-speed automatic.
This ’09 sport-ute was developed from VW’s Rabbit platform, with extensively modified running gear. Traction is managed by a new version of VW’s Haldex 4MOTION all-wheel-drive system, now with a multiplate center clutch controlled by a computer that looks at the ABS wheel-speed sensors. (The previous Haldex system was mechanical.) This provides a nominal fore-and-aft torque distribution of 85/15 percent but is said to be capable of sending 100 percent to either axle when required.
The two blowers pump the power peak to 148 horsepower and provide the little engine with 177 pound-feet of torque from 1500 to 4500 rpm. On normal roads, this translates to a quiet and smooth operation—with no audible supercharger or turbo noises—accelerating the Tiguan to high speed with deceptive ease. In the U.S., however, Tiguans will be equipped with the familiar 200-hp, 2.0-liter turbo four, which is also fitted to cars such as the GTI, or a 140-hp, 2.0-liter turbo-diesel four. Front- and all-wheel-drive variants will be offered.
Our development mules, carefully camouflaged with body-color tape, reflector tape, and fake insignias, were equipped with six-speed manual boxes, but production Tiguans will also be available with VW’s six-speed automatic.
This ’09 sport-ute was developed from VW’s Rabbit platform, with extensively modified running gear. Traction is managed by a new version of VW’s Haldex 4MOTION all-wheel-drive system, now with a multiplate center clutch controlled by a computer that looks at the ABS wheel-speed sensors. (The previous Haldex system was mechanical.) This provides a nominal fore-and-aft torque distribution of 85/15 percent but is said to be capable of sending 100 percent to either axle when required.
Labels: Automobiles Reviews
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