Nissan Silvia BS110 240RS group B (1983)
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Home » Rally Cars » Nissan Silvia BS110 240RS
RAC149.jpg Source Development chain
1970: Nissan Fairlady S30 240Z
1974: Nissan Fairlady S30 260Z
1982: Nissan Silvia S110
1983: Nissan Silvia BS110 240RS
1985: Nissan Silvia BS110 240RS-2
Development level
Group B
Group 2

In rallies (1983): see video

Specifications

200 units built
Group/Class B/12 Homologation number: B233
Years active 1983-1986 Homologation start: 1/1/1983
Homologation end: 31/12/1989
Engine
Type Nissan FJ24 straight 4cyl, 4 stroke, petrol engine located front longitudinal with 12o inclination to drivers side (LHD), and 3.7o back angle
Capacity 2340 cc WRC: 2340 cc
Bore x Stroke (mm) 92.0 x 88.0
Compression ratio 11.0:1
Output power - torgue 240 HP/ 7200 rpm 24.0 kgm (235 Nm) / 6000 rpm
Main bearings forged steel crankshaft with 5 main bearings 63.6mm diameter connecting rod distance center to center 140mm, big end bearing tunnel diameter 53mm
Materials block: cast iron cylinderhead: cross flow aluminium alloy with hemispherical combustion chambers
Cams/valves 2 overhead camshafts (DOHC), 72o cam, chain driven 4 valves/cyl. - 16 valves total. 34.5mm inlet valves diameter, 30mm exhaust valves diameter
Aspiration natural, 2 x Solex-Mikuni 50 PPH carburetors
Ignition electronic, firing order 1-3-4-2
Cooling system jacketed watercooled with pump, radiator, fan and thermostat
Lubrication system wet or dry sump
Transmission
Type rear wheel drive Nissan, 5 speed manual gearbox
Gearbox ratios constant: 1.410/1 (31/22)
1st: 2.818/1 (32/16)
2nd: 1.973/1 (28/20)
3rd: 1.470/1 (24/23)
4th: 1.192/1 (22/16)
5th: 1.000/1
R: 3.382/1 (36/23 x 23/15)
constant: 1.410/1 (31/22)
1st: 3.321/1 (33/14)
2nd: 2.270/1 (29/18)
3rd: 1.601/1 (25/22)
4th: 1.240/1 (22/25)
5th: 1.000/1
R: 3.382/1 (36/23 x 23/15)
Diffrential ratio 4.625/1 (37/8), 3.70/1 (37/10), 5.143/1 (36/7).
1985: 3.154/1 (41/13), 3.364/1 (37/11), 3.545/1 (39/11), 3.889/1 (35/9), 4.111/1 (37/9), 4.375/1 (35/8), 4.875/1 (39/8), 5.429/1 (38/7)
hypoid spiral bevel gears, 75% limited slip rear differential
Clutch dry, single disk
Chassis-body
Type Steel monocoque BS110 chassis of Nissan S platform with roll-cage, 2 door steel saloon/coupe bodyshell with FRP wheel arch extensions
Front suspension macpherson strut with 2 lower 'A' links, adjustable pivots, coil springs, telescopic gas shock absorbers and antiroll bar
Rear suspension live axle with 2 lower longitudinal radius links, 2 upper small 45o locating links, adjustable pivots, coil springs and telescopic gas shock absorbers
Steering system recirculating ball 15.8/1 or 14.2/1 ratio
Brakes front ventilated disks 261mm diameter with 4 cast iron piston calipers 41.3mm diameter, rear solid discs 258mm with 1 cast iron piston caliper 38.1mm diameter. Front/rear ventilated discs 261/277/292mm diameter, 4 aluminium piston calipers 38/41.3mm diameter, or rear 4 cast iron or aluminium piston calipers 41.3mm diameter dual circuit with Jidoshakiki vacuum servo, adjustable ratio split front to rear
Dimensions
length: 4.330 m (170.5") width: 1.800 m (70.9") height: 1.310 m (51.6")
wheelbase: 2.400 m (94.5") front track: 1.410 m (55.5") rear track: 1.395 m (54.9")
Rims - tires 6" x 14" Dunlop 215/60-14
Weight 970 kg
Fuel tank 53, 60, 80, 100 lt

Results in WRC

Statistics

1983 1984 1985 1986 Total
Works
Races /wins 7 7 1 15
Entries/finishes 14/7 17/13 1/1 31/21 (67.7%)
Others
Races/wins +1 +4 8 +4 17
Entries/finishes 7/5 22/13 13/6 14/9 55/33 (60.0%)
Total WRC results
Races/wins 8 11 8 5 32
Entries/finishes 21/12 39/26 13/6 15/10 87/54 (62.1%)
Total points 45 58 6 17 126
(3.948 per race)
(1.448 per entry)

Races

Works team: Team Nissan Europe

Season
Entry Rally event
Driver
Codriver
Team M.C (SVE) POR KEN TdC GRE N.Z ARG FIN S.R (CdI) RAC
Timo Salonen
Seppo Harjanne
002
works* 14th
Timo Salonen
Seppo Harjanne
041
works* eng ine
Timo Salonen
Seppo Harjanne
012
works* gear box
Timo Salonen
Seppo Harjanne
014
works* 2nd
Timo Salonen
Seppo Harjanne
021
Auto Keskus 8th
Timo Salonen
Seppo Harjanne
022
works* acci dent
Timo Salonen
Seppo Harjanne
007
works* gear box
Peter Geitel
Mike Wood
007
12th
Terry Kaby
Rob Arthur
001
works 8th
Tony Pond
Rob Arthur
001
works 6th
Shekhar Mehta
Rob Combes
003
works* eng ine
Shekhar Mehta
Rob Combes
019
works* 6th
Shekhar Mehta
Rob Combes
020
works* 4th
Mike Kirkland
Anton Levitan
006
works* eng ine
Iórgos Moschous
Kóstas Fertakis
works* steer ing
Reginald Cook
Wayne Jones
027
works* 7th
Erkki Pitkänen
Juhani Paalama
013
Team Nissan Finland 9th
Jayant Shah
Aslam Khan
096
4th
Manoj Shah
Andy Nagi
19th
Juichi Kojimoto
Peter Tilbury
075
wheel bearing acci dent
Total points
()
45 3 7 5 5 20 5
Statistics
Works starts/finishes 14/7 1/1 2/1 3/0 1/1 3/1 3/3 1/0
Others starts/finishes 7/5 3/2 2/2 2/1

Safari rally: D.T. Dobie / Team Datsun
Acropolis rally: N.I. Theocharakis
New Zealand Rally: Dealer Team Nissan


00085sa.jpg Source
George Moschous in Acropolis '83
nissan-240rs-group-b-rally-car-1.jpg Source
Timo Salonen in Monte Carlo '84
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