Model Name
HT
Previous Model and Next Model
HK, Next model, HG
Dates of Production
Introduced:June 13, 1969 (Friday)
Discontinued: July 1970
In production for 13 months
Production Figures
????
Model Range
Monaro Coupe: (6 Cylinder: 80337. V8: 80437)
Monaro GTS Coupe: (No 6 cylinder. V8: 80737)
Monaro GTS 327 Coupe: (No 6 Cylinder: V8: 81837)
Prices at Introduction
Monaro Coupe: $2 651
Monaro GTS Coupe: $3 183
Monaro GTS 350 Coupe: $3 995
Engines
161 Low Compression Red 6
Option number: L21
Engine Prefix: 161L
Capacity: 2638cc 161 cubic inches (2.640 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 6
Configuration: Front mounted, longitudinal, inline
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Bendix-Stromberg single barrel downdraft type carburettor, Bendix Stromberg BXUV-2
Bore and Stroke: 3.375 x 3.00 inches (85.7 x 76.2mm)
Power: 108bhp (81kw) at 4400rpm
Torque: 146lb-ft (198Nm) at 2000rpm
Compression Ratio: 8.2:1
161 High Compression Red 6
Option Number: LD1
Engine Prefix: 161H
Capacity: 2638cc 161 cubic inches (2.640 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 6
Configuration: Front mounted, longitudinal, inline
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Bendix-Stromberg single barrel downdraft type carburettor, Bendix Stromberg BXUV-2
Bore and Stroke: 3.375 x 3.00 inches (85.7 x 76.2mm)
Power: 114bhp (85kw) at 4400rpm
Torque: 157lb-ft (213Nm) at 2000rpm
Compression Ratio: 9.2:1
186 Low Compression Red 6
Option number: L23
Engine Prefix: 186L
Capacity: 3048cc 186 cubic inches (3.048 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 6
Configuration: Front mounted, longitudinal, inline
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Bendix-Stromberg single barrel downdraft type carburettor, Bendix Stromberg BXUV-2
Bore and Stroke: 3.625 x 3.00 inches (92.1 x 76.2mm)
Power: 124bhp 4400rpm
Torque: 173ft-lb at 2000rpm
Compression Ratio: 7.8:1
186 High Compression Red 6
Option number: L20
Engine Prefix: 186P
Capacity: 3048cc 186 cubic inches (3.048 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 6
Configuration: Front mounted, longitudinal, inline
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Bendix-Stromberg single barrel downdraft type carburettor, Bendix Stromberg BXUV-2
Bore and Stroke: 3.625 x 3.00 inches (92.1 x 76.2mm)
Power: 126bhp (94kw) at 4200rpm
Torque: 181lb-ft (245Nm) at 1600rpm
Compression Ratio: 9.2:1
186S Red 6
Option number: L66
Engine Prefix: 186S
Capacity: 3048cc 186 cubic inches (3.048 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 6
Configuration: Front mounted, longitudinal, inline
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Bendix-Stromberg twin barrel single downdraft type carburettor, Bendix Stromberg WW
Bore and Stroke: 3.625 x 3.00 inches (92.1 x 76.2mm)
Power: 145bhp (108kw) at 4600rpm
Torque: 184lb-ft (249Nm) at 2200rpm
Compression Ratio: 9.2:1
253 V8 Low Compression
Option number: L33
Engine Prefix: 253L
Capacity: 253 cubic inches (4.149 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 8
Configuration: Front mounted, longitudinal, Vee configuration
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Twin barrel Bendix-Stromberg carburettor, Bendix Stromberg WW
Bore and Stroke: 3.625 x 3.062 inches (92.1 x 77.8mm)
Power: 174bhp at 4400rpm
Torque: 247lb-ft at 2400rpm
Compression Ratio: 8.0:1
253 V8
Option number: L32
Engine Prefix: 253H
Capacity: 253 cubic inches (4.149 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 8
Configuration: Front mounted, longitudinal, Vee configuration
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Twin barrel Bendix-Stromberg carburettor, , Bendix Stromberg WW
Bore and Stroke: 3.625 x 3.062 inches (92.1 x 77.8mm)
Power: 185bhp (138kw) at 4400rpm
Torque: 262lb-ft (355Nm) at 2400rpm
Compression Ratio: 9.0:1
307 V8
Option number: L30
Engine Prefix: 307
Capacity: 307 cubic inches (5.035 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 8
Configuration: Front mounted, longitudinal, Vee configuration
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Two barrel Rochester downdraft type carburettor, Rochester Quadrajet 4MV
Bore and Stroke: 3.875 x 3.25 inches (98.4 x 82.6mm)
Power: 210bhp (157kw) at 4600rpm
Torque: 300lb-ft (407Nm) at 2400rpm
Compression Ratio: 8.75:1
308 V8
Option number: L31
Engine Prefix: 308H
Capacity: 308 cubic inches (5.035 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 8
Configuration: Front mounted, longitudinal, Vee configuration
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Four barrel Rochester Quadrajet type carburettor
Bore and Stroke: 4.00 x 3.00 inches (101.6 x 77.8mm)
Power: 240bhp (179kw) at 4000rpm
Torque: 315lb-ft (427Nm) at 3000rpm
Compression Ratio: 9.0:1
350 V8
Engine Prefix: 350A (Auto), 350M (Manual)
Capacity: 350 cubic inches (5.740 litres)
Type: Conventional, watercooled four stroke, reciprocating piston type
Number of Cylinders: 8
Configuration: Front mounted, longitudinal, Vee configuration
Head: Pushrod and rocker actuated ohv with two valves per cylinder
Fuel System: Four barrel Rochester Quadrajet type carburettor
Bore and Stroke: 4.00 x 3.48 inches (101.6 x 88.39mm)
Power: 300bhp (224kw) at 4800rpm
Torque: 380lb-ft (515Nm) at 3200rpm
Compression Ratio: 10.25:1
Transmission
Manual
3 Speed Manual All synchromesh
M15
Column shift
1st: 2.48:1
2nd: 1.36:1
3rd: 1.00:1
Reverse: 2.48:1
4 Speed Manual
Opel M20
Floor shift
1st: 3.43:1
2nd: 2.16:1
3rd: 1.37:1
4th: 1.000:1
Reverse: 3.32:1
4 Speed Manual
Chev Saginaw M21
Floor shift
1st: 2.54:1
2nd: 1.80:1
3rd: 1.44:1
4th: 1.00:1
Reverse: 2.54:1
4 Speed Manual
Chev saginaw M22
Floor shift
1st: 2.85:1
2nd: 2.02:1
3rd: 1.35:1
4th: 1.000:1
Reverse: 2.85:1
Automatic
2 Speed Powerglide Automatic
6 Cylinder
M35
Column or floor shift
1st: 1.76:1
2nd: 1.0:1
Reverse: 1.76:1
2 Speed Powerglide Automatic
V8
M35
Column or floor shift
1st: 1.82:1
2nd: 1.0:1
Reverse: 1.82:1
Rear Axle
GM-H Banjo
Option Number: G92
Ratio: 2.78:1
Standard application: 253 V8 and 307 Automatic
GM-H Banjo
Option Number: G93
Ratio: 3.08:1
Standard Application: 253 V8 Manual
GM-H Banjo
Option Number: G95
Ratio: 3.36:1
Standard Application: 6 Cylinder Automatic and 4 speed manual
GM-H Banjo
Option Number: G91
Ratio: 3.55:1
Standard Application: 6 Cylinder with 3 speed manual
GM-H Banjo
Option Number: G90
Ratio: 3.90:1
GM 10 bolt
Option Number: G94
Ratio: 3.08:1
GM 10 bolt
Option Number: G88
Ratio: 3.36:1
GM 10 bolt
Option Number: G89
Ratio: 3.55:1
GM 12 bolt diffs were available as a special order item for 327 GTS Monaro
LSD Optional for GM-H Banjo diffs, standard on 10 and 12 bolt units
Option Number: G80
Clutch
GMH Belleville diaphragm single dry plate
Ignition and Electrical
12 Volt. Coil and distributor
Body Construction
Monocoque unibody structure
Exhaust
Front and Rear tail pipe. Single combined muffler and resonator assembly
Heat shield fitted between muffler and floor on 186S and V8 engines
307 V8 fitted with reverse flow type using a double skin shell aluminised muffler with a resonant chamber and incorporating an asbestos insulator
350 V8: Twin Exhaust
Suspension
Front: Short and long arm independent type with rubber bushed inner pivots, coil springs, stabiliser bar and direct acting tubular telescopic shocks.
Rear: Semi-elliptic springs, three leaves on Sedan, six leaves on Station Wagons. Direct acting tubular telescopic shocks.
Optional heavy duty front and rear springs
Optional “Superlift” rear shocks available that allow adjustment of vehicle when under load
Steering
Recirculating ball type, ratio 20:1
Optional power steering, ratio: 16.7:1
Energy absorbing steering column
Brakes
Front: Hydraulic 10.0 inch (254mm) drums, 10.7 inch (271.78mm) Disc brakes optional
Rear: Hydraulic 10.0 inch (254mm) drums
Wheels
14 x 5.00JJ
Optional 14x 6.00JJ wheels available fitted with either radial or D70 tyres
Double sided safety rims
Tyres
Tubeless 6.95×14 four-ply low profile tyres
Exterior Dimensions (Sedan)
Total Length: 184.8 inches (4694mm)
Total Width: 71.8 inches (1824mm)
Total Height at kerb weight: 55.6 inches (1412mm)
Wheelbase: 111.0 inches (2819mm)
Front Track: 58.1 inches (1476mm)
Rear Track: 58.1 inches (1476mm)
Turning circle 11.1m
Kerb Weight: 2814lb (1276kg)
Fuel Tank Capacity: 16.5 gallons (75.1 litres)