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  Toleman TG 185 Hart      

  Article Image gallery (15) TG185-05 Specifications  
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Country of origin:Great Britain
Produced in:1985
Numbers built:5
Designed by:Rory Byrne for Toleman
Predecessor:Toleman TG 184 Hart
Successor:Benetton B186 BMW
Author:Wouter Melissen
Last updated:December 10, 2020
Download: All images

Engine
Configuration Hart 415T Straight 4
Location Mid, longitudinally mounted
Weight 140 kilo / 308.6 lbs
Construction alloy block and head
Displacement 1,459 cc / 89 cu in
Bore / Stroke 88.0 mm (3.5 in) / 61.5 mm (2.4 in)
Compression 7.0:1
Valvetrain 4 valves / cylinder, DOHC
Camshaft Belt driven
Fuel feed Fuel Injection
Lubrication Dry sump
Aspiration Holset Turbo
Power 750 bhp / 560 kW @ 10,500 rpm
BHP/Liter 514 bhp / liter

Drivetrain
Chassis carbon-fibre and aluminium honeycomb monocoque
Front suspension double wishbones, pull-rod actuated springs and dampers, anti-roll bar
Rear suspension double wishbones, push-rod actuated coil springs and dampers, anti-roll bar
Steering rack-and-pinion
Brakes (fr/r) ventilated discs
Gearbox Hewland / Toleman 5 speed Manual
Drive Rear wheel drive

Dimensions
Weight 545 kilo / 1,202 lbs
Wheelbase / Track (fr/r) 2,692 mm (106 in) / 1,816 mm (71.5 in) / 1,683 mm (66.3 in)
Fuel tank 220 Litre (58.1 Gallon US / 48.4 Gallon Imperial)
Tyres (fr/r) Pirelli 255/620 - 13 / 400/655 - 13

Performance figures
Power to weight 1.38 bhp / kg

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  Article Image gallery (15) TG185-05 Specifications