MORGAN 1930-1959
   
4/4 (1937-39)
Engine
Bore & Stroke 63mm x 90mm
Displacement 1122cc
Firing order 1,3,4,2
Oil pressure (hot) 40 lb./sq. in.


Fuel Supply
Carburetor Solex
Choke 30-23
Main 115
Compensating 210
Starter 110
Slow Running 060


Valving
Intake tappet clearance 0.006" (hot)
Exhaust tappet clearance 0.008" (hot)
Valve-timing indication Flywheel
Intake valve opens 10° BTDC


Ignition
Breaker gap 0.012" - 0.015"
Plug gap 0.022" - 0.025"
Ignition timing indication -
Ignition timing TDC


Clutch
Clutch type Borg & Beck Single Dry Plate
Clutch linings Ferodo


Brakes
Brake type Girling
Brake linings Ferodo


Wheel Alignment
Toe-In 1⁄8"
Camber 2°
Caster angle 4°
King pin angle 2°


4/4 (1939-50)
Engine
Bore & Stroke 63.5mm x 100mm
Displacement 1267cc
Firing order 1,3,4,2
Oil pressure (hot) 40 - 60 lb./sq. in.


Fuel Supply
Carburetor Solex
Choke 26-30R-24
Main 125
Compensating 170
Starter 100
Slow Running 45


Valving
Intake tappet clearance 0.022" (hot)
Exhaust tappet clearance 0.022" (hot)
Valve-timing indication Chainwheel
Intake valve opens 10° BTDC


Ignition
Breaker gap 0.012" - 0.015"
Plug gap 0.025"
Ignition timing indication -
Ignition timing TDC


Clutch
Clutch type Borg & Beck Single Dry Plate
Clutch linings Ferodo


Brakes
Brake type Girling
Brake linings Ferodo


Wheel Alignment
Toe-In 1⁄8"
Camber 2°
Caster angle 4°
King pin angle 2°


F 3-wheeler (1951-60)
Engine
Bore & Stroke 63.5mm x 92.456mm
Displacement 1172cc
Firing order 1,2,4,3
Oil pressure (hot) 30 lb./sq. in.


Fuel Supply
Carburetor Ford/Solex
Choke 22 mm
Main 85
Air Correction 75
Starter 105
Slow Running 55


Valving
Intake tappet clearance Non-adjustable
Exhaust tappet clearance Non-adjustable
Valve-timing indication Camshaft timing wheel
Intake valve opens 10° BTDC


Ignition
Breaker gap 0.015" - 0.018"
Plug gap 0.022"
Ignition timing indication -
Ignition timing TDC


Clutch
Clutch type Ford Single Plate
Clutch linings -


Brakes
Brake type Girling
Brake linings Ferodo


Wheel Alignment
Toe-In 1⁄8"
Camber 3°
Caster angle -
King pin angle Nil

Plus Four (1951-54)
Engine
Bore & Stroke 85mm x 92mm
Displacement 2088cc
Firing order 1,3,4,2
Oil pressure (hot) 40 - 60 lb./sq. in.


Fuel Supply
Carburetor Solex
Choke 25
Main 135
Compensating 190
Starter 130
Slow Running 55


Valving
Intake tappet clearance 0.010" (cold)
Exhaust tappet clearance 0.012" (cold)
Valve-timing indication Flywheel
Intake valve opens 10° BTDC


Ignition
Breaker gap 0.020"
Plug gap 0.032"
Ignition timing indication Flywheel
Ignition timing 4° BTDC


Clutch
Clutch type Borg & Beck Single Dry Plate
Clutch linings Borg & Beck


Brakes
Brake type Girling Hydraulic
Brake linings 9" x 1¼"


Wheel Alignment
Toe-In 1⁄8"
Camber 2°
Caster angle 4°
King pin angle 2°


Plus Four 2-seater only (1954)
Engine
Bore & Stroke 83mm x 92mm
Displacement 1991cc
Firing order 1,3,4,2
Oil pressure (hot) 40 - 60 lb./sq. in.


Fuel Supply
Carburetor 2 SU
No details -


Valving
Intake tappet clearance 0.010" (cold)
Exhaust tappet clearance 0.012" (cold)
Valve-timing indication Flywheel
Intake valve opens 15° BTDC


Ignition
Breaker gap 0.015"
Plug gap 0.032"
Ignition timing indication Flywheel
Ignition timing 4° BTDC


Clutch
Clutch type Borg & Beck Single Dry Plate
Clutch linings -


Brakes
Brake type Girling Hydraulic
Brake linings 9" x 1"


Wheel Alignment
Toe-In 1⁄8"
Camber 2°
Caster angle 4°
King pin angle 2°


4/4 Series II (Ford Engine) (1956-59)
Engine
Bore & Stroke 63.5mm x 92.5mm
Displacement 1172cc
Firing order 1,2,4,3
Oil pressure (hot) 30 - 50 lb./sq. in.


Fuel Supply
Carburetor Solex D/D or Twin S.U.
Choke 21
Main 110
Compensating 160
Starter 130
Slow Running 50


Valving
Intake tappet clearance 0.0115" - 0.0135" (cold)
Exhaust tappet clearance 0.0115" - 0.0135" (cold)
Valve-timing indication Etched lines on crankshaft, camshaft
Intake valve opens 3° 30' BTDC at 0.015 tappet clearance


Ignition
Breaker gap 0.014" - 0.016"
Plug gap 0.025"
Ignition timing indication -
Ignition timing 5° BTDC


Clutch
Clutch type Ford 8" dia.
Clutch linings -


Brakes
Brake type Girling Hydraulic
Brake linings 9" x 1¼"


Wheel Alignment
Toe-In 1⁄8" to 3⁄16"
Camber 2°
Caster angle 4°
King pin angle 2°


Plus Four (Triumph Engine) (1957-59)
Engine
Bore & Stroke 83mm x 92mm
Displacement 1991cc
Firing order 1,3,4,2
Oil pressure (hot) 40 - 70 lb./sq. in.


Fuel Supply
Carburetor 2 SU H6
Needle SM


Valving
Intake tappet clearance 0.012" (cold)
Exhaust tappet clearance 0.012" (cold)
Valve-timing indication Punch and scribe markings on timing gears
Intake valve opens 15° BTDC at 0.015 tappet clearance


Ignition
Breaker gap 0.015"
Plug gap 0.032"
Ignition timing indication Pulley and pointer
Ignition timing 4° BTDC


Clutch
Clutch type Borg & Beck 9" dia.
Clutch linings -


Brakes
Brake type Girling Hydraulic; Girling disc brakes optional on front
Brake linings 9" x 1¾"


Wheel Alignment
Toe-In 1⁄8" to 3⁄16"
Camber 2°
Caster angle 4°
King pin angle 2°


Plus Four (Vanguard Engine) (1957-58)
Engine
Bore & Stroke 85mm x 92mm
Displacement 2088cc
Firing order 1,3,4,2
Oil pressure (hot) 40 - 60 lb./sq. in.


Fuel Supply
Carburetor Solex D/D
Choke 25mm
Main 135
Compensating 190
Starter -
Slow Running 55


Valving
Intake tappet clearance 0.010" (cold)
Exhaust tappet clearance 0.012" (cold)
Valve-timing indication Punch and scribe markings on timing gears
Intake valve opens 10° BTDC at 0.014 tappet clearance


Ignition
Breaker gap 0.012"
Plug gap 0.032"
Ignition timing indication Flywheel
Ignition timing 4° BTDC


Clutch
Clutch type Borg & Beck 9" dia.
Clutch linings -


Brakes
Brake type Girling
Brake linings 9" x 1¾"


Wheel Alignment
Toe-In 1⁄8"
Camber 2°
Caster angle 4°
King pin angle 2°