Type: Conventional, watercooled four
stroke, reciprocating piston type with
8 cylinders
Configuration: Front mounted, longitudinal,
Vee configuration
Head: Pushrod and rocker actuated ohv
with two valves per cylinder
Fuel System: Rochester Quadrajet 4
BBL downdraft type carburettor
Bore and Stroke: 101.6 x 77.7mm
Power: 114kw at 4000rpm
Torque: 344Nm at 2200rpm
Compression Ratio: 9.4:1
Ignition and Electrical:
12 volt negative ground
48 A/H 7 plate for L6
61 A/H 9 plate for 4.2
62 A/H 11 plate for 5.0
Alternator fitted with integral
voltage regulator
14 Volt Amp L6 and 4.2
13.5 Volt 55 Amp for 5.0 and
all fitted with air-conditioning
Pre-engage type starter motor
Solenoid actuated screw front
engaging push pinion
Exhaust:
6 cylinder models: Cast iron exhaust manifold with single seam welded steel exhaust and tail pipe with 2 reverse
flow mufflers
V8 models: Dual cast iron exhaust manifolds with single crossover pipe,
single seam welded steel exhaust and
tail pipe with two reverse flow mufflers.
Optional dual pipes with three mufflers
4
speed MC6 2.85 and 3.3 L6 Manual Transmission:
1st: 3.50:1
2nd: 2.02:1
3rd: 1.41:1
4th: 1.00:1
Reverse: 3.57:1
4 speed Torquemaster M20 2.85
and 3.3 L6 Manual Transmission:
Mechanical cable operation, connected
directly to pull fork throw out lever
Rear Axle Ratio:
2.85 L6 4 speed MC6: 3.36:1
2.85 L6 4 speed M20: 3.36:1
3.30 L6 4 speed MC6/M20:
3.08:1 / 3.36:1
3.30 L6 TriMatic M40: 2.78:1 / 3.08:1
/ 3.36:1
4.2 V8 TriMatic M40: 2.78:1 / 3.08:1
/ 3.36:1
4.2 V8 4 speed M20: 3.08:1
5.0 V8 TurboHydramatic M41:
2.60:1 / 3.08:1
5.0 V8 4 speed M21: 3.08:1 / 3.36:1
Top Speed in Gears:
4.2 V8 (87kw version) SL 4 speed manual:
1st: 70 km/h
2nd: 100 km/h
3rd: 142 km/h
4th: 175 km/h
0-100 km/h: 10.3 seconds
Standing Quarter Mile (400 metres):
17.5 seconds
4.2 V8 (87kw version) SL/E 3 speed
TriMatic:
1st: 97 km/h
2nd: 153 km/h
3rd: 171 km/h
4th: 200 km/h+
0-100 km/h: 13.4 seconds
Standing Quarter Mile (400 metres):
18.3 seconds
5.0 V8 (125kw version) SL/E 4 speed
manual:
1st: 79 km/h
2nd: 110 km/h
3rd: 146 km/h
4th: 200 km/h+
0-100 km/h: 9.0 seconds
Standing Quarter Mile (400 metres):
16.4 seconds
5.0 V8 (125kw version) SL/E 3 speed
TriMatic:
1st: 85 km/h
2nd: 140 km/h
3rd: 190 km/h
0-100 km/h: 10.2 seconds
Standing Quarter Mile (400 metres):
17.6 seconds
Suspension:
Front: Independent MacPherson 'wet'
strut design, linear rate springs, 22mm
stabiliser bar
Rear: Salisbury type rear axle, rigid
axle, 5 link with parallel short upper
and long lower trailing arms and a panhard
rod between axle and under body, progressive
rate coil springs, vertically mounted
telescopic shocks, 18mm decoupled stabiliser
bar mounted on the axle
Steering:
Coaxial rack and pinion, direct linkage
(rear of front wheels), ratio 19.8:1
Power hydraulically assisted rack and
pinion steering standard on SL/E, optional
on SL
Brakes:
Front: 268mm vented disc with single piston,
sliding head and lightweight caliper
Rear: 230mm self-adjusting leading
trailing shoe drum or 274mm solid disc,
fitted with light weight caliper
Wheels:
Commodore and SL models: 6.00JJ
x 14 ventilated pressed steel wheels
