Model A Garage, Inc.

Restoring history one car at a time



The length of the A-7508-B clutch release shaft bushing has been changed from 1 inch to 15/16 inch to provide a pocket for grease. Any stock of the old design 1 inch long bushings you have on hand must be used on pedals which do not have the A-24404-S7 lubricator fitting.


A check up of clutch complaints show that the majority of clutch troubles are caused by owners driving their cars without any free movement or play in the clutch petal before it starts to disengage the clutch. It is absolutely necessary that the clutch pedal have at least 1″ free movement or play at all …


Truck Clutch AA-7563

When replacing a clutch in a truck, be sure to install the AA-7563 clutch. This clutch is equipped with heavier springs and has a wider disc than the A-7563 clutch used in car. The truck clutch can be easily identified by a red mark on the back of the pressure plate and the grey enameled …

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Single Plate Clutch

Single Plate Clutch The new single plate clutch now standard for Model “A”cars and “AA”trucks is composed of two major units, namely, the cover plate assembly A-7563 and the clutch disc assembly A-7550 or AA-7550. The cover plate assembly consists of a cast iron outer driving plate and a stamped cover plate in which are …

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Floor Board Clutch Plate

To facilitate lubricating clutch release bearing all cars and trucks are now equipped with a floor board clutch plate A-35220. This plate provides easy access to bearing. A floor board clutch plate can be easily installed in cars not so equipped by sawing an opening in the floor boards to the dimensions shown in Fig …

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The Model “A” clutch is of the multiple disc dry plate type. There are nine steel discs. Four discs, known as the driving discs, have an asbestos composition facing riveted to each side. These discs alternate with five discs of saw blade steel known as the driven discs. The driving discs have teeth in the …

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Causes of premature Clutch Wear

Causes of premature clutch wear Resting foot on clutch pedal while driving. Although unnoticed this may release the clutch spring pressure just enough to permit the clutch to slip, and cause needless wear of the clutch release bearing and the clutch disc facings. Continual slipping of the clutch is likely to result in buckled or …

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Clutch Overhaul

Clutch Overhaul To remove the clutch it is first necessary to remove the rear axle assembly. To remove axle assembly proceed as follows: Disconnect shock absorbers by removing nut and withdrawing shock absorber arm clamp bolt (see “A” fig. 450). Shock absorber arm can then be withdrawn from assembly. Remove spring hangers by screwing off …

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