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Mssr. Bwatoe

LINCOLN ZEPHYR MECHANICAL SPECS

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Lincoln Specifications

 

Engine

Horsepower                       '36-9 110 @ 3900, '40-41 120 @ 3500, '46-48 125 @ 4000

Bore                                 2.75 267 CU / 2.875 292 CU / 2.9375 305 CI / 2.875 292 CI

Stroke                              3.75

Cranking compression        105-125 lbs

Crankshaft                        120 deg

Normal oil pressure            40-45 lbs

Offset of cylinders              .250"

Crankshaft end play           .002-.006"

Lift of cam                         .292"

Valve spring press. closed   51-57 lbs

Starter

Min cranking voltage          4.5-5.5

Amperage draw                 150-200

Lock amperage                 500

Normal cranking speed       100

Generator

Rating (amperes)              42

Voltage                            7

Regulator                       

Cutout closing voltage        6.4-6.9 volts

Cutout points open            0-8 amp

Current limiter setting        38-42 amp

Voltage limiter setting        7.0-7.5 volts

Ignition

Distributor

Dwell angle                       35-38 deg (per contact)

Contact point opening        .014"-.016"

Contact spring tension       20-24 oz

Rotation (rotor end)          LH

Auto advance no brake      Starts @ 200 rpm @ 1 deg initial setting 600-12-13 deg

Vacuum advance               6-1/2 deg adv @ 1000 rpm w/vac of 1.1"hg applied to brake

Ignition timing                  2 deg BTC

Firing order                      1-4-9-8-5-2-11-10-3-6-7-12

Condenser capacity           .31-.34 MFD

Spark plug                       H-10

Gap                                .028"

Carburetor

Float setting                      19/32"

Idle screw adj                    3/4 to open

Idle rpm                           375-400

F/P pressure                     1.5-3.5 lbs

F/P volume                       1 pt -45 sec @ idle

Vacuum                           10"

Capacity     

Fuel                                19.5 gal

Cooling system                24.5 qts

Crankcase (less filter)       5 qts

Transmission                   2 3/4 pts

Transmission w/OD           3 3/4 pts

Differential                      4 pts

note engine 5 qts without filter..add 1 or so for filter

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Benefits of AACA Membership.

Thanks, Jeff for collecting these "V12 Vitals!"  Hope to tear into a '39 engine this coming year.

 

Wayne

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