161ci (low compression engine)
Capacity 161 ci (2640 cc)
OHV six cylinder inline, front engined, rear wheel drive
One barrel downdraught Bendix Stromberg carburettor
Bore and stroke 3.375 inches (85.7 mm) (85.7 mm) x 3.00 inches (76.2 mm)
Power output (DIN):108 bhp (80.6 kW) at 4400 rpm
Torque (DIN):146 lb/ft (197 Nm) at 2000 rpm
Compression ratio:8.2:1
161ci (high compression engine)
Capacity 161 ci (2640 cc)
OHV six cylinder inline, front engined, rear wheel drive
One barrel downdraught Bendix Stromberg carburettor
Bore and stroke 3.375 inches (85.7 mm) (85.7 mm) x 3.00 inches (76.2 mm)
Power output (DIN):114 bhp (85 kW) at 4400 rpm
Torque (DIN):157 lb/ft (211.9 Nm) at 2000 rpm
Compression ratio:9.2:1
186 ci (3050 cc)
Capacity:186 ci (3050 cc)
OHV six cylinder inline, front engined, rear wheel drive
One barrel downdraught Bendix Stromberg carburettor
Bore and stroke:3.625 inches (88.8 mm) inches x 3.00 inches (76.2 mm)
Power output (DIN):130 bhp (97 kW) at 4400 rpm
Torque (DIN):181 lb/ft (244.3 Nm) at 2000 rpm
Compression ratio:9.2:1
186S (3050 cc)
OHV six cylinder inline, front engined, rear wheel drive
One barrel downdraught Bendix Stromberg carburettor
Bore and stroke:3.625 inches (88.8 mm) inches x 3.00 inches (76.2 mm)
Power output (DIN):145 bhp (108.2 kW) at 4600 rpm
Torque (DIN):184 lb/ft (248.4 Nm) at 2200 rpm
Compression ratio:9.2:1
253 V8 (4149 cc)
Capacity 253 ci (4149 cc)
OHV V8, rear wheel drive, rear wheel drive
Single two barrel Bendix Stromberg WW downdraught carburettor
Bore and stroke:92.08 mm x 77.77 mm
Power output (DIN):185 bhp (138 kW) at 4400 rpm
Torque (DIN):262 lb/ft (353.7 Nm) at 2400
Compression ratio:9:1
308 ci (5047 cc)
OHV V8, rear wheel drive, rear wheel drive
Single four barrel Rochester Quadrajet downdraught carburettor
Bore and stroke:4.0 inches (101.6 mm) x 3.062 inches (75.0 mm)
Power output (DIN) 240 bhp (179.0 kW) at 4800 rpm
Torque (DIN) 315 bhp (434 Nm) at 3000 rpm
Compression ratio 9.0:1
350 ci (5740 cc manual transmission)
OHV V8, rear wheel drive, rear wheel drive
Single four barrel Rochester Quadrajet downdraught carburettor
Bore and stroke:4.0 inches (101.6 mm)x 3.480 inches (85.26 mm)
Power output (DIN):300 bhp (223.8 kW) at 4800 rpm
Torque (DIN):380 lb/ft (513 Nm) at 3200 rpm
Compression ratio:10.25:1
350 ci (5740 cc automatic transmission)
OHV V8, rear wheel drive, rear wheel drive
Single four barrel Rochester Quadrajet downdraught carburettor
Bore and stroke:4.0 inches (101.6 mm)x 3.480 inches (85.26 mm)
Four barrel Rochester Quadrajet downdraught carburettor
Power output (DIN):275 bhp (205.1 kW) at 4800 rpm
Torque (DIN):365 lb/ft (492 Nm) at 3200 rpm
Compression ratio:9.0:1
HG engines
Engine designation
Capacity - cubic inches
Compression ratio
Power - brake horsepower
161H
161
9.2:1
114
186P
186
9.2:1
130
186S
186
9.2:1
145
253H
253
9.0:1
185
308H
308
9.0:1
240
350M
350
10.25:1
300
350A
350
9.0:1
275
TRANSMISSIONS
Three-speed manual. (Synchro in 2nd & 3rd)
Three-speed manual. (All synchro. Column shift), 253 and six cylinder engines
Four-speed all synchro manual.
M21 four-speed all synchro manual.
Two speed Powerglide automatic
Three speed Trimatic automatic
ENGINE/TRANSMISSION COMBINATIONS
161 engine standard on Monaro, 186, 186S, 253 and 308 optional.
186S standard on Monaro GTS, 253 and 308 optional.
Three speed column shift manual standard on Monaro, Trimatic automatic optional.
Four speed floor shift manual standard on Monaro GTS, optional with floor shift only.
Four speed heavy duty manual standard on GTS 350, Powerglide with floor shift optional
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