Gordon Murray Automotive’s lineup of supercars grows at this time with the addition of the T.33 Spider. The brand new mannequin options two detachable roof panels for open-air motoring, permitting occupants to listen to the naturally aspirated V12 engine behind the cabin.
The panels, accessible in varied colours, are comprised of light-weight carbon composite and may be stowed within the entrance baggage compartment when not in use. The brand new roof required GMA to change the bodywork from the A-pillar again, which included giving the Spider rollover safety and rear window glass that drops behind the bulkhead to boost the open-air expertise additional.
Inside, the T.33 Spider is much like its fixed-roof counterpart. On the middle of the driving force’s show is a big analog tachometer calibrated to 11,100 rpm. Two secondary screens flank the tach for local weather controls and infotainment stuff, which incorporates wi-fi Apple CarPlay and Android Auto. The automotive has as much as 295 liters (10.42 cubic toes) of cupboard space, together with the 2 90-liter (3.19 cu ft) compartments on both aspect of the engine.
Drivers management the car with a carbon-fiber steering wheel trimmed in leather-based whereas each occupants sit in light-weight, race-inspired carbon-fiber seats with leather-based and Alcantara trim. The automotive additionally options aluminum alloy switchgear, pedals, and the gear shift lever.
GMA launched its Passive Boundary Layer Management system on the T.33 and refined it for the T.33 Spider. The system permits GMA to keep away from splitters, wings, ducts, and skirts to extend downforce with out growing drag. The system feeds air into an inlet on the entrance that strikes the air to a rear diffuser.
Gordon Murray sketched the T.33 Spider alongside the fixed-roof model to make sure the proportions would work and that symbiosis carried over to the precise improvement. The Spider led the T.33 program, with the torsional rigidity targets for the mannequin set for the convertible. Because of this, GMA is concentrating on the Spider to weigh about 18 kilograms (39.68 kilos) greater than the coupe.
The T.33 Spider options light-weight, solid alloy wheels with staggered 19- and 20-inch sizes. GMA wraps them in Michelin Pilot Sport 4 S tires. Behind these wheels are six-piston monoblock calipers and four-piston monoblock rears measuring 370 millimeters (14.56 inches) and 340 mm (13.36 in) in diameter, respectively.
Powering the T.33 Spider is identical naturally aspirated Cosworth-sourced 3.9-liter V12 engine that powers the coupe. It makes 607 horsepower and 333 pound-feet of torque, sending energy to the rear wheels solely by way of a six-speed handbook transmission from Xtrac.
Gordon Murray plans to supply simply 100 examples of the T.33 Spider, which will likely be accessible on the market within the US identical to the coupe. GMA hasn’t launched pricing, however the T.33 coupe began at £1.37 million when it launched, which is $1.7 million at at this time’s change fee.