Ascari KZ1
Ascari KZ1 | ||
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Curb weight 1,275 kg (2,811 lb) [1] | | |
Chronology | ||
Predecessor | Ascari Ecosse | |
Successor | Ascari A10 |
The Ascari KZ1 is a sports car made by Ascari Cars. The car is named from the initials of Ascari's owner Klaas Zwart, a wealthy Dutch businessman.
The KZ1 made its worldwide debut at the 2005 Autosport International with a price tag of £235,000. Each car required 340 hours of handcrafting at Ascari's 45,000 square-foot manufacturing facility in Banbury, England by a team of 30 highly skilled craftsmen.[2] Owners also received the opportunity to drive the car at the Ascari-managed Race Resort Ascari in Spain. Production was limited to 50 units.
Specifications
Engine | BMW S62 V8 with dry sump lubrication |
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Position | Mid-longitudinal |
Aspiration | Natural |
Valvetrain | 4 valves per cylinder with variable valve timing |
Displacement | 4,941 cc (4.9 L; 301.5 cu in) |
Bore | 94 mm (3.7 in) |
Stroke | 89 mm (3.5 in) |
Power | 500 bhp (373 kW; 507 PS) @ 7000 rpm |
Power to displacement ratio | 101 hp per litre (75.5 kW/L) |
Power to weight ratio | 420 bhp per long ton (280 W/kg) |
Torque | 550 N·m (406 lb·ft) @ 4500 rpm |
Transmission | 6-speed |
Brakes | AP Racing callipers and discs with 6-piston callipers at the front and 4-piston callipers at the rear.[3]
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Acceleration | 0–60 mph (0–97 km/h) in 3.7 seconds 0–100 mph (0–161 km/h) in 8.0 seconds |
1/4 Mile time | 11.8 seconds at 124 mph (200 km/h) |
Performance
The KZ1 is powered by a highly tuned
Ascari KZ1-R
Ascari KZ1-R Curb weight | 1,250 kg (2,756 lb) |
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The Ascari KZ1-R is the racing version of the Ascari KZ1, primarily being featured in the new
Engine
The KZ1-R uses the same mid-mounted, naturally-aspirated, dry sump BMW S62 90-degree V8, but it has been tuned for a total of 520 bhp (388 kW; 527 PS)[7] at 7000 rpm. Displacement stays the same at 4,941 cc (4.9 L; 301.5 cu in), with torque at 550 N⋅m (406 lbf⋅ft) at 4500 rpm. This allows the KZ1-R to achieve a power to weight ratio of 416 bhp (310 kW; 422 PS) per tonne.
Chassis and brakes
The KZ1-R uses a carbon fibre chassis and a tubular steel rear frame. Both front and rear suspension are double-wishbone with coil over dampers, mated to anti-roll bars for stability. The wheels are 19-inch (483 mm) forged aluminium racing wheels mounted to 305/30x19 tires in the rear and 235/35x19 tires in the front. The front brakes are cross-drilled and vented with 6-piston racing-type calipers at the front and four-piston calipers at the rear.
Gear | 1 | 2 | 3 | 4 | 5 | 6 | Final Drive |
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Ratio | 2.875:1 | 1.773:1 | 1.267:1 | 1.000:1 | 0.833:1 | 0.621:1 | 3.70:1 |
Performance
The KZ1-R can accelerate from 0–62 mph (0–100 km/h) in 3.8 seconds, thanks to its increased
Other media
The KZ1 was featured in November 2005 on the BBC television show
References
- ^ a b Frankel, Andrew (10 May 2005). "Ascari KZ1, specifications". autocar.uk. Retrieved 11 January 2018.
- ^ "Ascari KZ1 reveal". 3 February 2005. Retrieved 11 January 2018.
- ^ a b "specifications". Retrieved 11 January 2018.
- ^ Tomalin, Peter (September 2022). "Whatever Happened to the Ascari KZ1?". Evo. No. 301. pp. 98–106.
- ^ "Ascari". Archived from the original on 19 August 2007. Retrieved 21 May 2007.
- ^ Ascari KZ1-R Data
- ^ "Ascari KZ1-R". Archived from the original on 1 November 2010. Retrieved 25 October 2010.