11/6/10

2007 Nissan 350Z Roadster Test Drive

Cars Mania Blog
Auto Car | 2007 Nissan 350Z Roadster Test Drive | From the very beginning of the latest generation 350Z in 2003, I couldn’t enough seat time behind the wheel. The machined, cool looks, the high-performing 3.5 liter V6 engine turning the wheel wheels via a close-ratio, 6-speed shifter, all underpinned with a double- wishbone front and rear suspension that really drove my excitement.

For 2007, Nissan pumps more adrenaline into my body by increasing the horsepower from 280hp to 306hp with better breathing and revising 80% of the engine’s major parts,

including a higher 7,500rpm rev limit, and a higher compression ratio from 10.3:1 to 10.6:1. Not only that, Nissan gives the 350Z bolder looks with a new power-dome aluminum hood, three new exterior colors-carbon silver, (which I had), San Marino blue and solar orange. Inside, Nissan has added new, burnt-orange, ventilated leather and mesh sport bucket seats. These unique seats feature an opening in the seatback so that you can feel the wind flow during open top driving

Design cues passed on from the first-generation Z includes the long nose and short deck styling, triangular form and the lines extending from the arch-shaped roof to the hatchback opening. The front end’s sleek, aggressive design includes bi-xenon headlights behind clear lens, and a wide, rectangular air-intake in the center. As always, the Z continues to offer a long wheelbase, short overhangs, a wide stance and a raised rear deck for enhanced aerodynamics. The Z’s strong, spine-like beltline is anchored with large, distinctive LED taillights and two, wide, polished stainless steel exhaust tips.

The Grand Touring model gets front and rear spoilers. Other standard body pieces include the unique vertical door handles and aerodynamic, heated outside mirrors.

The newly revised 3.5 liter DOHC, all-aluminum V6 engine now produces 306hp at 6,800rpm and 268lb.ft. of torque at 4,800rpm, with more than 90% of the torque available between 2,000 and 7,000rpm. This enables the new 350Z to rocket out to 60mph from standstill in just 5.4sec.

This potent engine is mated to either a standard 6-speed close-ratio shifter that gives you a feeling of being ‘one with the car’ or an optional 5-speed automatic with Downshift Rev Matching which provides smooth downshifting by automatically blipping the throttle. Putting the power down on the pavement is a standard viscous limited-slip differential.

To keep cowl shake to a minimum, structural reinforcements were added to strengthen the Z roadster’s unibody construction including a center floor V-shaped cross bar connecting the side sills and a front A-shaped cross bar reinforcing the front end. Additional reinforcement was added at the door openings and a triple-member was added to the seating area connecting the sides to the floor structure providing enhanced rigidity.

The Z’s racecar derived four-wheel independent multilink design is aluminum intensive and keeps you glued to the road surface straight-ahead at high speeds or when challenging curving roads. The standard vehicle speed-sensitive, power assisted rack & pinion steering system is perfect for guiding the Z where you want it to go. It is spot-on and so fast reacting to your inputs that you really feel as if you are piloting a racecar.

Quickly slowing the Grand Touring Z roadster down from speed are standard Brembo brakes, 12.6in vented discs up front clamped with four-piston calipers, and 12.6in. solid discs in the rear clamped with dual-piston calipers. Braking control is further enhanced with standard ABS with electronic brake force distribution and brake assist.

Standard traction control and optional vehicle dynamic control (VDC) work in conjunction with the Z’s braking system. Traction control uses the ABS wheel speed sensors to detect if the rear wheels are accelerating faster than the front wheels. If so, torque is reduced to the rear drive wheels by altering the fuel injector pulse and controlling the electronic throttle control motor. Working hand-in-hand with the ABS and traction control, VDC can reduce engine torque or apply individual brakes as necessary to help stabilize the car under severe cornering situations or adverse weather.

he 350Z roadster rides on 18X8in. front, and 18X9in. rear, cast aluminum-alloy wheels mounted with 224/45/ZR18in. front, and 245/45ZR18in. rear Bridgestone Pontenza REO50A high-performance tires for enhanced traction and a smooth ride.

The 350Z roadster features a power-operated soft top with a heated glass rear window that raises and lowers in just 20sec., and unlike many other convertibles it its class, the top stows compactly under a lightweight, powered tonneau cover, completely hiding the top when down. The three-lock, single latch system was created to give a more secure seal, while also making the opening and closing process easier. A key component to reducing interior noise is a tempered glass wind deflector located between the seats, which directs wind out and over the cabin. Seatbelt fasteners were also added to help keep seatbelts from flapping in the wind. As a result, the 350Z roadster is among the leading competitors for low interior noise with the top down.

Source : www.blog.automotiveaddicts.com

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