Home Page Collection Page Family Page Guest Book Photo Gallery Page Bibliography Page
Links Page About Us Page Rally Diary Page E-mail Us Community Page Videos Page Whats New Page

Return to Collection Page
Chamberlain 40KA Chamberlain Logo
Chamberlain model 40KA No sound available
   
Serial No: 782
Build Year: 1951
   
Owner: Colin Gibbs
Original Owner: Mick Beer
From: Wunkar, South Australia.

Tractor History

This tractor, originally purchased new by Mick Beer to work his 2000 acre farm at Wunkar, South Australia.  Later Mick sold his farm, moving to Western Australia. Ben Zimmermann of Boolgun, South Australia puchased this tractor at that time and worked his farm until retirement. Keith Stock purchased the 40KA with the'Zimmermann' farm and later sold this tractor to Colin Gibbs of Myrla, South Australia.

SPECIFICATIONS
ENGINE
  • 2 cylinder 4 stroke, bore 6.125 in., stroke 6.250 in.
  • Engine speed: 1,200 - 1,300 rpm.
  • Magneto ignition.
HORSEPOWER
  • 42.7 Max. belt, 36.8 Rated belt.
  • 41.0 Max. drawbar, 30.0 Rated drawbar.
  • 5,600 lb Max. drawbar pull at 1.96 mph. on 13.50 x 32 tyres.
FUEL
  • Kerosene. Fuel tank capacity 23.0 imp.gallons.
  • Gasoline tank capacity 3.5 imp.gallons.
  • Carbruetter Equipment.
COOLING
  • Thermo-syphon system controlled by radiator shutters operated from the drivers seat.
  • Water temperature indicator ( gauge ) mounted on the instrument panel.
GOVERNOR
  • Mechanical. Controlled by hand lever.
ELECTRICAL
  • 12 Volt starting and lighting system.
  • Twin filament head lamps.
TRANSMISSION
  • A three speed and reverse sliding spur gearbox mounted on the rear of the engine, proving nine forward gears and three reverse.
  • Gears are forged from high grade alloy steel and case hardened.
DIFFERENTIAL
  • Bevel gear type with hypoid crown wheel and pinion, running at four times rear wheel speed.
FINAL DRIVES
  • Two large ( 18 inch diameter ) case-hardened bull gears meshing with pinions on the differential shaft.
  • Rear axles are 3.50 inches in diameter, high tensile steel.
STEERING BRAKES
  • Individual steering brakes with separate pedals to assist steering under exceptional circumstances.
  • Rear axles are 3.50 inches in diameter, high tensile steel.
TYRE AND WHEEL EQUIPMENT
  • Front - 7.50 x 18.0 on split cast wheels.
  • Rear - 15.0 x 30.0 on split cast wheels, ( Optional rear 13.50 x 32.0 )
STEERING
  • Recirculating ball type steering gear.
  • Connected to front wheels by adjustable draglink and track rods fitted with ball joints.
POWER TAKE-OFF
  • Splined shaft is to the A.S.A.E. standard of 1.375 in. 6B.
  • Shaft speed is 540 rpm. clockwise rotation (viewed from rear).
  • Height above ground - 33.25 in. on 13.50 x 32.0 tyres.
  • End of shaft 14.0 in. ahead of drawbar pin & and 2.0 in. to right of center.
BELT PULLEY (Optinal Extra Equipment)
  • Pulley - 13.0 in. diameter x 7.0 in. wide.
  • Pulley Speed - 810 rpm.
OVERALL DIMENSION
  • Length 135.0 in., Width 68.0 in., Height 90.0 in.
  • Wheelbase 83.0 in.
  • Turning circle 12ft-8in.
OVERALL WEIGHT
  • 8,500 pounds on 13.50 x 32 or 15 x 30 pneumatic tyres.
SPECIFICATIONS AND GEAR CHART ( M.P.H. on Standard Tyres )
Eng.rpm 1 Low 2 Low 3 Low 1 Int 2 Int 3 Int 1 High 2 High 3 High
1,200 2.4 2.9 3.4 4.0 5.0 6.1 9.5 11.5 13.8
1,300 2.5 3.1 3.6 4.5 5.5 6.8. 10.3 12.5 15.0

Home | Collection | Family | Guest Book | Gallery | Bibliography | Links | About Us | Rally Diary | Email | Community | Albums | What's New
Gibbs Family Tractor Collection
PO BOX 768 Loxton
South Australia 5333
Telephone/Facsimilie: 08 8587 6236
WARNING: Copyright © 2003
No part of this website may be reproduced in any way, without permission from the Webmaster via  E-mail.
Site Design by John Gibbs
Click for top of page