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dallara GP2 2008, User Manual

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Page: 15 / 20

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Dallara Automobili – GP2 user manual

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FRONT ANTIROLL BAR STIFFNESS

There are three different T shaped anti roll bars:

Ø18mm thickness 4,5mm

Ø25mm thickness 2,5mm

Ø30mm thickness 5mm

The digits in the following table represent the blade positions: 1=full soft, 5=full hard.

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Summary of Contents for GP2 2008

Page 1: ...GP2 2008 USER MANUAL Release 1 0 7 01 08...

Page 2: ...SITION 18 STEERING ASSEMBLY 19 CASTOR 19 MAXIMUN CASTOR REGULATION 19 MINIMUN CASTOR REGULATION 20 REAR SUSPENSION 21 ROLL CENTER AND ANTISQUAT OPTIONS 21 REAR ANTIROLL BAR STIFFNESS 22 NOSE FIXING 24...

Page 3: ...y changing the oil density 75 The bump or Throttle On damping stiffness can be adjusted by modifying the hole on the valve which is 0 8mm and by changing the oil density THROTTLE PEDAL HYDRAULIC DAMPE...

Page 4: ...4 87 MAIN VIEWS Front Track mm 1478 Rear Track mm 1415 Wheelbase mm 3120 Overall Length mm 4867 From nosetip to rear edge of rear endplate Overall Width mm 1805 8 Overall Height mm 1047 From tub botto...

Page 5: ...Dallara Automobili GP2 user manual 5 87...

Page 6: ...Dallara Automobili GP2 user manual 6 87...

Page 7: ...75 front 13 x 13 75 rear Brake system BREMBO Calipers and master cylinders Hitco disc pads Battery ODISSEY PC545 Red Top 20 Seat belt TRW SABELT Engine Type Mecachrome V8 4000 cc GENERAL AGREEMENT AN...

Page 8: ...km STEERING Steering column and tie rods 5000 km Steering rack and pinion 8000 km TUB and BODYWORK Brake pedal 5000 km Chassis to Engine installation studs 10000 km Underwing stays 3000 km WHEELS TRAN...

Page 9: ...TY WHEEL TETHERS IMPORTANT Front and rear wheel retation cables on the chassis side MUST always be assembled with the bobbins on the end loops FRONT TETHERS CHASSIS SIDE FRONT TETHERS WHEEL SIDE FRONT...

Page 10: ...Setting Damper Differential Ramps brake Ramps power Plates Preload Rear Front Damper Packers mm Free work space with car ground 15 mm Setting Bump stop type Koni Std 46x10 Koni Std 46x10 Preload 1 2 T...

Page 11: ...06mm 5 16UNF 24 0 375 per lmm shim CAMBERSHIM lmm toe change deg 0 30 0 0 26 0 CASTOR ADJUSTER Castor change deg thread step size 1TURN Ride height change camber change deg toe change deg 0 485 1 06m...

Page 12: ...Dallara Automobili GP2 user manual 12 87 SUSPENSION PICK UP POINTS Note Z 0 is the bottom of the monocoque...

Page 13: ...125 000 545 000 13 12 000 110 000 490 000 14 12 000 20 000 480 000 15 12 000 130 000 281 895 16 261 000 110 000 490 000 REAR SUSPENSION COORDINATES X Y Z 1 396 000 131 500 153 000 2 61 000 116 000 143...

Page 14: ...39 500 0 000 320 000 18 20 500 0 000 325 000 19 239 500 50 000 320 000 20 20 500 50 000 325 000 21 20 950 50 000 484 500 REAR ANTI ROLL BAR RARB POINTS COORDINATES X Y Z 17 88 046 0 000 212 755 18 114...

Page 15: ...15 87 FRONT ANTIROLL BAR STIFFNESS There are three different T shaped anti roll bars 18mm thickness 4 5mm 25mm thickness 2 5mm 30mm thickness 5mm The digits in the following table represent the blade...

Page 16: ...round you have to use what we call AntiSymmetric Model Stiffness that is 2 component stiffness In this case in fact analyse the roll behaviour of the ARB and you have to consider that both the sides o...

Page 17: ...kg mm 18 9 Droplink D1 51 9 57 6 64 8 68 3 69 3 25 20 Droplink D1 79 8 94 3 114 9 126 4 129 9 18 9 Droplink D2 175 5 195 5 220 3 232 5 236 1 25 20 Droplink D2 273 3 324 2 400 6 442 5 455 2 30 20 Drop...

Page 18: ...Dallara Automobili GP2 user manual 18 87 STEERING COLUMN POSITIONS FORWARD POSITION INTERMEDIATE POSITION REARWARD POSITION...

Page 19: ...ASTOR the effective castor angle is 5 80 BUILT IN CASTOR With different front to rear ride heights castor angle changes because of the pitch angle of the car For instance with 20 mm front and 40mm rea...

Page 20: ...ser manual 20 87 REGULATION CASTER MAX 6 7 2 lengthen turns 2 12 mm PUSH ROD 5 mm lengthen MINIMUN CASTOR REGULATION CASTER MIN 3 0 6 shorten turns 6 36 mm PUSH ROD 5 mm lengthen STEER RACK DISPLACEME...

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