LAGONDA 1930-1959
   
V12 (1938-39)
Engine
Bore & Stroke 75mm x 85mm
Displacement 4480cc
Firing order 1,2,9,10,5,6,11,1,2,3,4,7,8
Oil pressure (hot) 30 lb./sq. in.


Fuel Supply
Carburetor SU
Needles WO


Valving
Intake tappet clearance 0.005" (cold)
Exhaust tappet clearance 0.005" (cold)
Valve-timing indication Flywheel
Intake valve opens TDC (0.020" valve clearance)


Ignition
Breaker gap 0.018"
Plug gap 0.018"
Ignition timing indication Pointer in centre of cylinder block
Ignition timing Points break at TDC


Clutch
Clutch type Single Dry Plate
Clutch linings -


Brakes
Brake type Lockheed Hydraulic
Brake linings -


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

2½ litre (1949)
Engine
Bore & Stroke 78mm x 90mm
Displacement 2580cc
Firing order 1,5,3,6,2,4
Oil pressure (hot) 70-75 lb./sq. in. at 70 mph


Fuel Supply
Carburetor SU
Needles GB


Valving
Intake tappet clearance 0.012" (cold)
Exhaust tappet clearance 0.013" (cold)
Valve-timing indication Flywheel
Intake valve opens 9° 30' BTDC


Ignition
Breaker gap 0.012"
Plug gap 0.022"
Ignition timing indication Pointer on clutch housing
Ignition timing -


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


Brakes
Brake type Lockheed Hydraulic
Brake linings Ferodo MR41


Wheel Alignment
Toe-In 1⁄8"
Camber 1° 30'
Caster angle 2° 30'
King pin angle 5° 30'

3 litre (1954)
Engine
Bore & Stroke 83mm x 90mm
Displacement 2922cc
Firing order 1,5,3,6,2,4
Oil pressure (hot) 70-75 lb./sq. in. at 70 mph


Fuel Supply
Carburetor SU
Needles LB2


Valving
Intake tappet clearance 0.012" - 0.014" (cold)
Exhaust tappet clearance 0.013" - 0.014" (cold)
Valve-timing indication
Intake valve opens 10° ATDC


Ignition
Breaker gap 0.012"
Plug gap 0.022"
Ignition timing indication -
Ignition timing 6° BTDC


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


Brakes
Brake type Lockheed Hydraulic
Brake linings Mintex M11


Wheel Alignment
Toe-In 1⁄8"
Camber 1° 30'
Caster angle 2° 30'
King pin angle 5° 30'

3 litre 4-door Saloon (1958)
Engine
Bore & Stroke 83mm x 90mm
Displacement 2922cc
Firing order 1,5,3,6,2,4
Oil pressure (hot) At 75°C 60 lb./sq. in. at 4000 rpm


Fuel Supply
Carburetor Twin SU H6
Needles LB2


Valving
Intake tappet clearance 0.012" - 0.014" (cold)
Exhaust tappet clearance 0.012" - 0.014" (cold)
Valve-timing indication Marks on camshaft sprockets
Intake valve opens 0.082" - 0.087" at 10° ATDC (with 0.012" - 0.014" tappet clearance)


Ignition
Breaker gap 0.012"
Plug gap 0.022"
Ignition timing indication Dowel in flywheel
Ignition timing 10° BTDC


Clutch
Clutch type Borg & Beck BB9/179B
Clutch linings Raybestos WR7


Brakes
Brake type Lockheed Hydraulic
Brake linings Ferodo G95/1


Wheel Alignment
Toe-In 1⁄8"
Camber 1° 30'
Caster angle 2° 30'
King pin angle 5° 30'