Nissan Micra EK10 Super Turbo group A (1989)
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Development chain 1987: Nissan Micra K10 Turbo 1989: Nissan Micra K10 Super Turbo 1992: Nissan Micra K11 |
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Table of Contents
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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: -
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 | |||||||||||||
Per Eklund in Acropolis rally '89
Article from 4T 228, 9/1989
Click here
Drawings
Suspension
SourceFront suspension
SourceRear suspension
page revision: 54, last edited: 06 Sep 2021 07:08