Lotus Service Notes Section TDU
Page 4
TRANSMISSION
Designation 6 speed manual type EA60
Differential Open bevel gear
Gear ratio table ('opt' refers to alternative ratio set)
Gear Internal ratio Final drive mph/1000rpm km/h/1000rpm
1 3.54 3.78 5.6 9.1
2 1.91 3.78 10.4 16.7
3 1.22 3.78 16.3 26.3
3 opt 1.41 3.78 14.1 22.8
4 0.86 3.78 23.1 37.2
4 opt 1.09 3.78 18.2 29.4
5 0.79 3.24 29.4 47.3
5 opt 0.97 3.24 23.9 38.5
6 0.64 3.24 36.3 58.4
6 opt 0.86 3.24 27 43.5
Rev 3.83 3.24
CLUTCH
Type Single dry plate. Diaphragm spring cover.
Hydraulic release, self adjusting
Friction plate diameter 228 mm
Friction plate clamped thickness - new 8.0 mm
Damper springs 4 off
Hub material Sintered steel
Clamp load - new 8350N
BRAKES
Brake discs Cast iron, curved vane ventilated, cross-drilled
Rear discs incorporate parking drums
Disc dimensions - front 350 x 32 mm
- rear 332 x 26 mm. 185 mm drum
Callipers A.P. Racing, aluminium alloy body, 4 pistons in
opposed pairs. Common casting front/rear
Piston size - front Leading; 38.1 mm. Trailing; 41.3 mm
- rear Leading; 38.2 mm. Trailing; 36.0 mm
Operation Tandem master cylinder with dual diaphragm
vacuum servo and Bosch Anti-lock system
Parking brake Cable operated drum brakes incorporated into rear
discs
STEERING
Type Power assisted rack and pinion
Turns, lock to lock 2.86
Gear ratio 47mm rack movement/steering wheel revolution
FUEL CONSUMPTION
1999/100/EC - urban 12.4 l/100km
- extra urban 6.5 l/100km
- combined 8.7 l/100km
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