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- Leeds & Northrup Wheatstone Bridge Test Set No. 5430, Used by Ford Motor Company, circa 1928 -

- circa 1928
- Collections - Artifact
Leeds & Northrup Wheatstone Bridge Test Set No. 5430, Used by Ford Motor Company, circa 1928
- Drive Adapter Accessory for Sun Motor Tester, 1945-1955 - A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.

- 1945-1955
- Collections - Artifact
Drive Adapter Accessory for Sun Motor Tester, 1945-1955
A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.
- Equipment for Testing Magnetos in the Ford Motor Company Highland Park Plant, circa 1913 - The Ford Model T's magneto generated electricity to produce the spark that ignited the fuel-air mixture in its engine cylinders. The T's magneto was built into its flywheel rather than as a separate unit driven by a belt or chain from the engine. The design typified the clever, compact engineering found throughout the Model T.

- circa 1913
- Collections - Artifact
Equipment for Testing Magnetos in the Ford Motor Company Highland Park Plant, circa 1913
The Ford Model T's magneto generated electricity to produce the spark that ignited the fuel-air mixture in its engine cylinders. The T's magneto was built into its flywheel rather than as a separate unit driven by a belt or chain from the engine. The design typified the clever, compact engineering found throughout the Model T.
- Mechanic Testing Battery at Ford Service Station, April 1936 - In an internal combustion car, the battery supplied power for starting the engine and operating the engine's electrical ignition system. It also powered lights and accessories, like a radio, when the engine wasn't running. Testing the battery's ability to hold a charge was a part of routine automobile maintenance.

- April 07, 1936
- Collections - Artifact
Mechanic Testing Battery at Ford Service Station, April 1936
In an internal combustion car, the battery supplied power for starting the engine and operating the engine's electrical ignition system. It also powered lights and accessories, like a radio, when the engine wasn't running. Testing the battery's ability to hold a charge was a part of routine automobile maintenance.
- Mechanic Testing Battery at Ford Service Station, April 1936 - In an internal combustion car, the battery supplied power for starting the engine and operating the engine's electrical ignition system. It also powered lights and accessories, like a radio, when the engine wasn't running. Testing the battery's ability to hold a charge was a part of routine automobile maintenance.

- April 07, 1936
- Collections - Artifact
Mechanic Testing Battery at Ford Service Station, April 1936
In an internal combustion car, the battery supplied power for starting the engine and operating the engine's electrical ignition system. It also powered lights and accessories, like a radio, when the engine wasn't running. Testing the battery's ability to hold a charge was a part of routine automobile maintenance.
- Customer Watching Service Attendant Test Battery with K.R. Wilson Battery Tester, April 1946 - In an internal combustion car, the battery supplied power for starting the engine and operating the engine's electrical ignition system. It also powered lights and accessories, like a radio, when the engine wasn't running. Testing the battery's ability to hold a charge was a part of routine automobile maintenance.

- April 24, 1936
- Collections - Artifact
Customer Watching Service Attendant Test Battery with K.R. Wilson Battery Tester, April 1946
In an internal combustion car, the battery supplied power for starting the engine and operating the engine's electrical ignition system. It also powered lights and accessories, like a radio, when the engine wasn't running. Testing the battery's ability to hold a charge was a part of routine automobile maintenance.
- Customer Watching Service Attendant Test Battery with K.R. Wilson Battery Tester, April 1946 - In an internal combustion car, the battery supplied power for starting the engine and operating the engine's electrical ignition system. It also powered lights and accessories, like a radio, when the engine wasn't running. Testing the battery's ability to hold a charge was a part of routine automobile maintenance.

- April 24, 1936
- Collections - Artifact
Customer Watching Service Attendant Test Battery with K.R. Wilson Battery Tester, April 1946
In an internal combustion car, the battery supplied power for starting the engine and operating the engine's electrical ignition system. It also powered lights and accessories, like a radio, when the engine wasn't running. Testing the battery's ability to hold a charge was a part of routine automobile maintenance.
- Magneto Testing Cap for Sun Motor Tester, 1945-1955 - A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.

- 1945-1955
- Collections - Artifact
Magneto Testing Cap for Sun Motor Tester, 1945-1955
A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.
- Magneto Testing Cap for Sun Motor Tester, 1945-1955 - A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.

- 1945-1955
- Collections - Artifact
Magneto Testing Cap for Sun Motor Tester, 1945-1955
A motor tester combined several different engine diagnostic instruments into a single unit. It was used to identify problems with ignition and electrical systems, vacuum pressure, engine speed (crankshaft revolutions per minute), and emissions. Racing driver Bobby Unser used this Sun motor tester and its accessories at the Unser garage in Albuquerque, New Mexico, early in his career.
- Mechanic Testing Chevrolet Car with Ford Laboratory Test Set, June 1935 - In the mid-1930s, Ford Motor Company produced the affordable Ford Laboratory Test Set. Automobile mechanics rolled this portable diagnostic equipment to the vehicle, hooked up the unit, and checked the condition of the vehicle's engine or electrical performance. The unit detected problems quickly and eliminated guesswork -- saving time and money for both the customer and dealership.

- June 04, 1935
- Collections - Artifact
Mechanic Testing Chevrolet Car with Ford Laboratory Test Set, June 1935
In the mid-1930s, Ford Motor Company produced the affordable Ford Laboratory Test Set. Automobile mechanics rolled this portable diagnostic equipment to the vehicle, hooked up the unit, and checked the condition of the vehicle's engine or electrical performance. The unit detected problems quickly and eliminated guesswork -- saving time and money for both the customer and dealership.