Nissan Micra EK10 Super Turbo group A (1989)
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Home » Rally Cars » Nissan Micra K10 Super Turbo
1989_march_st.jpg Source Development chain
1984: Nissan Micra K10
1987: Nissan Micra K10 Turbo
1989: Nissan Micra K10 Super Turbo
1992: Nissan Micra K11

Also called Nissan March K10 Super Turbo

Specifications

Group/Class A/6 Homologation number: A 5389
Years active 1989 Homologation start: 1/5/1989
Engine
Type MA09ERT, straight 4cyl, 4 stroke, petrol engine located front transverse
Capacity 930 cc WRC: x 1.7 = 1581 cc
Bore x Stroke (mm) 66.0 x 68.0
Compression ratio 7.7:1
Output power - torgue 130 - 160 HP / 6800 rpm 16 kgm - 18.0 kgm (176 Nm) / 5000 rpm
Main bearings 5 of 49mm diameter connecting rod distance between centers 114.5mm, big end bearing diameter 43mm
Materials block: aluminium alloy, 177mm height cylinderhead: aluminium alloy
Cams/valves 1 overhead camshaft (SOHC), belt driven 2 valves/cyl. - 8 valves total. 35mm inlet valve diameter, 30mm exhaust valve diameter. 13.5o angle between inlet valve axis and vertical, 13.5o angle between exhaust valve axis and vertical. 1 coil spring per valve
Aspiration Hitachi HT-10 turbocharger (heat resisting steel alloy turbine 47mm diameter, aluminium compressor 56mm diameter), mechanical compressor (supercharger) with air/air intercooler and bosch L-jetronic multipoint electronic fuel injection pressure: 1 bar
Ignition electronic, firing order 1-3-4-2
Cooling system watercooled 4 lt
Lubrication system wet sump 3.3 lt
Transmission
Type front wheel drive 5 speed or 6 speed (X-trac) manual gearbox
Gearbox ratios 1st: 3.063/1 (49/16)
2nd: 1.826/1 (42/23)
3rd: 1.286/1 (36/28)
4th: 0.975/1 (39/40)
5th: 0.756/1 (34/45)
R: 3.417/1 (30/12 x 41/30)
x-trak, 1st: 3.692/1 (48/13)
2nd: 2.813/1 (45/16)
3rd: 2.211/1 (42/19)
4th: 1.773/1 (39/22)
5th: 1.440/1 (36/25)
6th: 1.179/1 (33/28)
R: 3.000/1 (42/14)
2.938/1 (47/16)
2nd: 2.095/1 (44/21)
3rd: 1.538/1 (40/26)
4th: 1.133/1 (34/30)
5th: 0.975/1 (39/40)
R: 3.417/1 (30/12 x 41/30)
Diffrential ratio 4.167/1 (75/18), 3.591/1 (79/22), 3.650/1 (73/20), 3.733/1 (56/15), 3.800/1 (57/15), 3.867/1 (58/15), 3.895/1 (74/19), 3.933/1 (59/15), 4.000/1 (56/14), 4.050/1 (81/20), 4.056/1 (73/18), 4.071/1 (57/14), 4.143/1 (58/14), 4.214/1 (59/14), 4.353/1 (74/17), 4.471/1 (76/17), 5.333/1 (80/15) helical gears limited slip with viscous coupling front differential
Clutch dry, single disk 180mm diameter
Chassis-body
Type steel monocoque EK10 with roll cage. 3 door hatchback steel bodyshell with steel supported polypropylene bumpers
Front suspension macpherson strut with lower L wishbone, coil springs, telescopic gas shock absorber and anti-roll bar
Rear suspension rigid axle with 1 semi-trailing and 1 longitudinal (2 + 2 total) links, coil springs, telescopic gas shock absorber and anti-roll bar
Steering system rack and pinion with optional hydraulic power assistance 2.25 turns lock to lock
Brakes front ventilated disks with 237mm disk diameter and 1 cast iron piston calipers, or 254/262/267/270/275/280/285/290/295/304mm disk diameter with 2/4 aluminium piston calipers. Rear drums 180mm diameter, or solid disks with 234mm disk diameter, or ventilated disks with 240/254/262/267/270/275/280/285/290/295/304mm disk diameter and 2/4 aluminium piston calipers dual circuit with servo, adjustable ratio split front to rear
Dimensions
length: 3.735 m (147.0 in) width: 1.590 m (62.6 in) height: 1.394 m (54.9 in)
wheelbase: 2.300 m (91.0 in) front track: 1.350 m (53.1 in) rear track: 1.335 m (52.6 in)
Rims - tires 5 - 6" x 13 - 14" 175/65-13", 185/65-14"
Weight 860kg
Weight/power 5.4 kg/HP
Fuel tank 40 lt

Results in WRC

Statistics

1989 1990 1991 1992 Total
Total WRC results
Races/wins (A/6 wins) 1/(1) 4/(3) 1 1 7/(4)
Entries/finishes 2/1 5/5 1/1 1/0 9/7 (77.8%)

Races

Works team: -

Season

A/6 classification noted in brackets
Entry Rally event
Driver
Codriver
Team (SVE)
Entry list
MC
Entry list
POR
Entry list
KEN TdC GRE (NZ) ARG FIN AUS SR (CdI) RAC
Per Eklund
Dave Whittock
Clarion Team Europe 10th (1st)
'Stratissino'
Kóstas Fertakis
clutch
Total points
()
1 1
Statistics
Others starts/finishes 2/1 2/1

sx1.jpg
Per Eklund in Acropolis rally '89

Article from 4T 228, 9/1989

Click here

Drawings

Suspension

38060.jpg Source
Front suspension
38059.jpg Source
Rear suspension
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