Abarth 850 TCR Corsa Specifications
Motor
Valve clearance inlet:
Valve clearance exhaust:
Fixed pre-ignition:
Spark plugs warming-up:
Racing spark plugs:
Contact distance:
0,25 mm
0,30 mm
3 mm
Marelli CW 240L
Autolite AG 603
0,35 - 0,4 mm
Carburateur Weber 40 DCOE2
Venturi:
Main jet:
Air corrector jet:
Idle jet:
Pump jet:
Needle and seat:
Float level:
29 mm
1,25
2,70
0,50
0,40
1,50
8 mm
Oil pressure
Minimum oil pressure:
3,5 - 4 kg/cm²
Torques (kgm)
Main Bearings:
Connecting rod bearings:
Cylinder head:
Flywheel:
Rocker shafst:
Distance flats with O-ring:
7
3,2
5,5
4
3,5
± 1 mm
Tightening sequence head bolts
8 - 6 - 2 - 5 - 10
7 - 3 - 1 - 4 - 9
Mechanical alignment data (no load)
Camber:
Caster:
Toe in:
0º
7º - 8º
2 mm
Various contents<
Carter:
Gear box:
Radiator:
6 ltr.
2 ltr.
8 ltr.
Distribution timing
Intake:
Exhaust:
90 - 53
50 - 90
Oil
Motor:
Gear box:
Valvoline Racing 50
Shell Spirax 90
Gearbox ratios
1st
2nd
3rd
4th
5th
Differential
13/44 1:3,384
18/38 1:2,111
23/33 1:1,333
25/31 1:1,240
27/28 1:1,037
9/39 Limited Slip 4,333
Miscellaneous
Toothed belt:
Fuel Filter:
Wheel nuts:
Oil filter:
Pirelli "Isoran" 660
Fiat 9913567
Fiat 4009008
Fram CH-993 PL
Wheel nuts
Connection oil pressure valve:
Connection oil pressure transmitter:
Connection return line to sump:
18x1,5
22x1,5
18x1,5
Weight parts
Flywheel:
Crankshaft:
Connecting rod:
Piston+pin:
4,8 kg
8,5 kg
0,425 kg
0,210 kg
