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  • Basic Specifications

    Ford Model T Technical Specifications
    Year: Engine Serial Number:
    1908 1 - 309
    1909 310 - 14161
    1910 14162 - 34900
    1911 34901 - 88900
    1912 88901 - 183563
    1913 183564 - 408347
    1914 408348 - 656063
    1915 656064 - 1028313
    1916 1028314 - 1614516
    1917 1614517 - 2449179
    1918 2449180 - 2831426
    1919 2831427 - 3659971
    1920 3659972 - 4698419
    1921 4698420 - 5638071
    1922 5638072 - 6953071
    1923 6953072 - 9008371
    1924 9008372 - 10999900
    1925 10999901 - 12990076
    1926 12990077 - 14619254
    1927 14619254 - 15007033
    • Years of Manufacture: 1908 - 1927
    • Number Built: 15,000,000+
    • To Identify:
      • Black colour
      • Various body styles, roadster the most prolific
    • Kerb Weight:
      • 1200 lb.
    • Fuel Tank:
      • 10.0 gallons
      • Cylindrical gasoline tank mounted directly on frame
    • Turning Circle:
      • n/a
    • Instruments:
      • none
    • Transmission:
      • Ford spur planetary, bathed in oil, - all gears from heat treated Vanadium steel, silent and easy in action
    • Engine:
      • Capacity: 2896cc / 177 cubic inches
      • Type: 4 cylinder in line L-head side valve with detachable cylinder head and 3 bearing crankshaft. Cylinders cast in one block with water jackets
      • Configuration: Front mounted, longitudinal, inline
      • Fuel System: Float feed automatic with dash adjustment
      • Bore and Stroke: 3.75 x 4.00 inches
      • Power: 20.0 bhp
    • Clutch:
      • Multiple steel discs, operating in oil. All forward speeds are controlled by foot pedal. Reverse by hand lever. Spark and throttle under steering wheel
    • Final Drive:
      • By cardon shaft with single universal joint to bevel drive gears in live rear axle. Ford three point system (patented in all countries) with all moving parts enclosed in dust proof casing, running in oil. Vanadium steel throughout
    • Lubrication:
      • Combination splash and gravity system-simple and sure. Insures against insufficient or excessive lubrication
    • Ignition and Electrical:
      • Ford magneto generator, low tension, direct connected to engine drive
    • Exhaust:
      • Single tailpipe
    • Fuel Sustem:
      • Diaphragm type fuel pump
    • Suspension:
      • Front: One piece drop forging in I-beam section, specially treated, vanadium steel, spring, semi-elliptic
      • Rear: Spring, semi-elliptic
    • Steering:
      • By Ford reduction gear system; irreversible
    • Brakes:
      • Service band brake on transmission, and;
      • Internal expanding brakes in rear hub drums
    • Wheels:
      • Artillery wood type. Hubs extra long
    • Tyres:
      • Pneumatic; rear 30 x 3 1/2 inches, front 30 x 3 inches
    2 1930 Tudors

    Henry Ford said
    "It's all nuts and bolts"


    Mitch's Auto Service ctr

  • #2
    Vehicle Identification

    Roadster (Runabout) - Open Car - folding top, no side windows, front seat only.

    Coupe - Closed Car - two doors, enclosed interior with front seats only, side glass windows.

    Tudor Sedan - Closed Car - two doors, enclosed interior with front and rear seats, side glass windows.

    Fordor Sedan -
    Closed Car - four doors, enclosed interior with front and rear seats, side glass windows.

    Touring -
    Open Car - folding top, no side windows, front and rear seats.

    Centerdoor Sedan -
    Closed Car - enclosed interior with front and rear seats, side glass windows, door positioned in the center of the body.

    TT Truck -
    enclosed interior, adaptable chassis/rear cargo area, worm drive rear axle )

    Roadster Pickup -
    Open Car - no side windows, front seat only, rear bed for cargo.

    "C" Cab Truck -
    distinctive C shape of side windows.
    Engine Serial Numbers US
    Year Serial Number
    1908 1-309
    1909 310-14,161
    1910 14,162-34,900
    1911 34,901-88,900
    1912 88,901-183,563
    1913 183,564-408,347
    1914 408,348-656,063
    1915 656,064-1,028,313
    1916 1,028,314-1,614,516
    1917 1,614,517-2,449,179
    1918 2,449,180-2,831,426
    1919 2,831,427-3,659,971
    1920 3,659,972-4,698,419
    1921 4,698,420-5,638,071
    1922 5,638,072-6,953,071
    1923 6,953,072-9,008,371
    1924 9,008,372-10,994,033
    1925 10,994,034-12,990,076
    1926 12,990,077-14,619,254
    1927 14,619,255-15,076,231
    Engine Serial Numbers Canada
    Prior to 5/20/13, Canadian cars used US production engines, they did not say "MADE IN USA".
    Year Serial Number
    5/20/13 C-1
    7/31/13 C-1,500
    7/31/14 C-16,500
    7/31/15 C-37,500
    7/31/16 C-70,000
    7/31/17 C-121,000
    7/31/18 C-170,000
    7/31/19 C-208,500
    7/31/20 C-262,500
    7/31/21 C-311,300
    7/31/22 C-357,200
    7/31/23 C-427,300
    7/31/24 C-513,405
    7/31/25 C-583,300
    7/31/27 C-750,000
    ( Back to Top )
    Tire Tread Images
    ( Back to Top )
    Recommended Tire Pressures


    Under-inflation can result in rim cuts, even on the best of rims. Recommended tire pressures are:
    Tire Size Inflation Pressure Rim Diameter
    30 x 3" 55-65 psi 23"
    30 x 3-1/2" 55-65 psi 24"
    450 x 21" 32 psi 21"
    500 x 23" 60 psi 32"
    600 x 20" 36-60 psi 30"
    ( Back to Top )
    Piston Specifications


    Cylinder Bores 3.750" Diameter 6.752" Long

    Diameter: Skirt 3.748" 3.749" 2nd Ring 3.743" 3.745"
    Top 3.738" 3.740"

    Ring Grooves 1/4" x 13/64" Deep

    Pin Bushing Diameter .740" .741"

    Wrist Pin Diameter .740" .741"

    Wrist Pin Length 3-1/2"

    Ring Gaps (original rings) 3.750" Top .003" Center .005" Bottom .008"

    When installing any type of piston, the split in the skirt
    faces away from the camshaft.
    ( Back to Top )
    Magneto Coil Assembly Identification Table
    Year Spool Removable
    Spool Pole
    Magneto Rung Material Copper Width For Use With
    Magnet Thickness
    Usage MAC's
    Part Number
    Notes
    1909 Double stack round Yes Cast Iron 3/8" each stack 1/2" First 17500 cars T3250ES Special order
    1910 Double stack round Yes Cast Iron 1/4" each stack 9/16" 17501 to 20500 T3250ES Special order
    1910-12 Double stack round Yes Stamped steel 1/4" each stack 5/8" 2 flat sides on pole plate T3250ES Special order
    1913 14 Double stack round No Cast Iron 1/4" each stack 5/8" Beginning by October 1914 T3250ES Special order
    1915 17 Double stack oval No Cast Iron 1/4" each stack 3/4" Without starter notch T3250DE Stock
    1917 18 Single stack oval No Cast Iron 1/4" 3/4" Without starter notch T3250DL Stock
    1919 27 Single stack oval No Cast Iron 3/16" 3/4" With starter notch T3250DS Stock
    ( Back to Top )
    Fan Belt Specifications


    The following are the most common fan belt lengths for T3900WP & T3900WPL. However, modified upper & lower pulleys can affect which belt is needed. Check your belt with a measured string before ordering.
    Years Belt Length Years Belt Length
    FOR T3900WP FOR T3900WPL
    09-16 31" 09-16 28-1/4"
    17-25 32" 17-19 31"
    26-27 36" 20-25 32"
    26-27 33-3/4"

    Rubber Fan Belts: Close to the original, with heavy-duty 5-ply
    reddish-tan rubber material. All are 1-1/8" wide with a glued, overlapping lamination joint.

    Leather Fan Belts: Not original, but they are very durable. They might stretch, so are made slightly undersize. They are stitched at the joint & around the circumference.
    ( Back to Top )
    Fan Specifications


    Drive pulley ID 1.83"-1.84"

    Drive pulley OD 3"
    Prior to 1920.

    Hub ID .499"-.500"
    Prior to 1920.
    ( Back to Top )
    Engine Specifications


    22.50 horsepower

    Spark plug firing order 1-2-4-3. 1 is on the radiator side
    of the engine.

    Spark Plug Gap .030"
    ( Back to Top )
    Crankshaft Specifications


    Overall length 22-5/32"

    Connecting rod bearing diameters (all) 1.248"

    Bearing lengths Front 2" Center 2-3/16"
    Rear 3-1/8" Rods 1.505"

    Main Bearings 1.248-1.249"
    ( Back to Top )
    Camshaft Specifications


    Overall length 22-23/32" Bearing diameters (all) .748"

    Bearing lengthsFront 1.967" Center 2-7/16" Rear 1.750"

    Width of cams 7/8"

    Heel cam diameter 13/16"

    Greatest diameter of cam 1-1/16"

    Flange diameter 1-3/4"

    Flange width 1/4"

    Dowel holes .3120-.3125"

    Thread: Large 13/16 x 16 USF Small 9/16 x 18 SAE

    Camshaft Bearing Holes Front 1.374-1.375" Center 1.372-1.373" Rear.9985-1.000"
    ( Back to Top )
    Cam Specifications


    Bearing (center) ID .7496"-.7500"

    Bearing (center) OD 1.369"-1.370"

    Bearing (front) ID .7496"-.7500"

    Bearing (front) OD 1.372"-1.373"

    Shaft journal OD .7488"-.7491"
    ( Back to Top )
    Cylinder Specifications


    Cylinder Bores 3.750" diameter 6.752" long

    Cylinder Head Bolt Holes 7/16" x 14
    ( Back to Top )
    Manifold Port Specifications


    (With 1-1/4" countersink, 1/8" deep) 1-1/8"
    ( Back to Top )
    Oil Usage Specifications


    Engine (4-5 quart capacity) 30 non-detergent

    Rear end (1 to 1-1/2 quart capacity) 600W
    ( Back to Top )
    Push Rod Specifications


    Length 2-11/32"

    Diameter .4355"-.4365"

    Head diameter 1"

    Guide holes .437"
    ( Back to Top )
    Valve Specifications


    Diameter of head & upper edge of seat 1-17/64"-1-9/32"

    Diameter of lower edge 3/32"

    Angle of valve seat 45°

    Thickness of head 3/16"

    Stem diameter .3105"-.312"

    Overall length 4.974"+

    Retainer pin hole .110"-.113"
    4-19/32" from valve seat line

    Lift 7/32"

    Tappet to stem clearance .022"-.032"

    Valve ports 1-5/16" Stem guide holes .3125"
    ( Back to Top )
    Rear Spring Specifications
    Main leaf length 45-1/4"

    Main leaf height 10-1/2"

    2nd leaf length 43-3/8"

    3rd leaf length 36-9/16"

    4th leaf length 30-3/8"
    5th leaf length 24-7/8"

    6th leaf length 19-3/4"

    7th leaf length 15-1/16"

    8th leaf length 12-3/9"
    Leaves 3-8 are clip type.
    ( Back to Top )
    Front Spring Specifications


    Fully assembled length (tapered style) 31-1/4" to 31-3/8"

    Height 3-3/8 to 3-1/2"
    For early type perch, shackle bore & wishbone bore are parallel to each other, 1-7/16" apart.

    Perch center line distance 1-7/16"

    Perch camber 4° 30'
    Changed to 5° 30' during the 1920s.
    ( Back to Top )
    Shackle Bushings Specifications
    Front, OD .686"-.687"

    Front, ID .563"-.565"
    Rear, OD .748"-.750"

    Rear, ID .587"
    ( Back to Top )
    Steering Specifications


    Steering arm ball diameter 1-1/8"

    Steering arm length 4-1/4" overall

    Steering gear cover opening .937"-.938"

    Steering cover retaining bolt #6 x 32 (ASME) 5/16" deep

    Steering ball arm to frame support clearance 1/8"

    Steering main shaft to frame support angle 41° 26'

    Steering column flange to center shaft angle 39°45'

    Steering tube opening at dash .752"-.756"

    Steering gear housing shaft opening .780"-.781"
    ( Back to Top )
    Throttle Specifications


    Lever to throttle arm angle 45°
    Locates throttle on arm shaft.

    Arm length 1-3/8"
    ( Back to Top )
    Spark Specifications


    Lever to spark arm angle 111°
    Locates spark arm on shaft.

    Arm bend angle 46°
    Bent towards front of car.
    ( Back to Top )
    Brake Specifications


    The brake rod has 2 bends; one 1-7/16" from clevis end & the other 2-3/4" from the threaded end (excluding bends for clearance of radius rod).

    Rod pin OD .316"

    Pull rod pin hole diameter .316"

    Rod length 54-1/4" Center of clevis to end of rod.

    Drum lug width 1/2"
    ( Back to Top )
    Univeral Ball Cap Specifications


    Inner diameter for output shaft 1.566"-1.567"
    Babbitt in place.
    ( Back to Top )
    Triple Gear Pin Specifications


    At gear .6770"-.6775"

    In flywheel .6790"-.6800"

    At end .6860"-.6870"

    Flywheel Hole for Triple Gear Pin .6750"
    ( Back to Top )
    Controller Quadrant Teeth Specifications


    3/32" deep x 5/32" wide
    ( Back to Top )
    Transmission Specifications


    Drive plate clutch finger screw holes 13/32"
    Changed in the 1920s.

    Clutch drum shaft mounting hole ID .9980"-.9985"

    Clutch drum shaft lug opening 1/2"

    Band with lining ID 7-1/2"

    Transmission driven gear ID 1-15/32-1-1/2"

    Push ring thickness 9/16"

    Main shaft diameter 1-5/32"
    ( Back to Top )
    Clutch Specifications


    Release fork (hole for collar) size .373"-.375"

    Lever shaft OD .624"-.626"

    Fork push ring width at fork area .403"-.409"

    Finger mounting pin hole diameter .346"-.348"

    Holes in drive plate, 3.
    ( Back to Top )
    Coil Box Specifications


    Width 3-5/16"

    Length 8-9/16"
    ( Back to Top )
    Muffler Specifications


    Inlet ID 1-33/64"
    Cast iron muffler.

    Tailpipe length 10-3/4"
    Exposed length, cast iron muffler.
    ( Back to Top )
    Starter Crank Specifications


    Sleeve ID .755"-.757"

    Sleeve OD .992"-.966"

    Ratchet ID .749"-.751"

    Ratchet pin hole .310" Crank Case Trunnion with Cap ID

    Front spring hanger 1.498"-1.500"
    ( Back to Top )
    Oil Pan & Tube Specifications


    Pan arm upper mounting hole distance 21.5" to center

    Pan rear flange to center of pan arm 12-9/32"

    Pan arm width at frame opening 9-7/8" (x2)
    from center line of pan to edge of pan arm at lower bolt holes
    Pan front (trunnion) bearing:
    OD 1.494"-1.496"

    ID .999"-1.000"
    Width 1.000"-1.002"

    Oil tube ID 9/32"
    ( Back to Top )
    Universal Joint Shank Specifications


    Universal Joint Shank .873"-.875"

    Outer Diameter Universal Joint Ring Inner Diameter
    .999"-1.000"
    ( Back to Top )
    Front Fender Specifications


    Front Fender Iron Angle 49° 40'
    Circa 1914.
    ( Back to Top )
    Crossmember Specifications


    Front Crossmember Overall length 22-3/4"

    Length 21.5" to center of fender iron mounting holes
    ( Back to Top )
    Radius Rod Ball & Socket Specifications


    Ball OD 1.248"-1.250"

    Socket ID 1-1/4"
    ( Back to Top )
    Front & Rear Hub Specifications


    Front hub ID for small bearing race 1.9335"-1.9365"

    Front hub ID for large bearing race 2.715"-2.716"

    Rear hub opening at wide end 1-1/16"

    Taper angle 1-1/2" per foot

    Rear hub brake drum ID 8"
    ( Back to Top )
    Drag Link & Tie Rod Specifications


    Drag link ball socket radius 19/32"

    Tie rod yoke ID (upper end) .562"-.563"

    Tie rod ball OD 1-3/32"
    ( Back to Top )
    Front Axle Specifications


    Yoke opening for spindle body 4.748"-4.752"

    Bore for spindle bolt (kingpin) 5.045"-.505"
    for first 5/16" of lower yoke, then 1/2" x 20 SAE threads to end

    Spindle body length 4.748"-4.750" (end size)

    Width of yoke (upper) .685"-.690"

    Width of yoke (lower) .685"-.690"
    2 1930 Tudors

    Henry Ford said
    "It's all nuts and bolts"


    Mitch's Auto Service ctr

    Comment


    • AzBob
      AzBob commented
      Editing a comment
      Good hard to find specs. Thanks for posting.

  • #3
    I do not know where you found this but that is outstanding.

    Comment


    • #4
      Very nice and will be a big help to me.

      Comment

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