D250 3/4 Ton Pickup 2WD V8-318 5.2L VIN R 4-bbl (1982)
Starter Motor: Description and Operation
Chrysler Reduction Gear Starters
Fig. 1 Chrysler built reduction gear starter. Gasoline engines
This reduction gear starting motor has an armature-to-engine crankshaft ratio of 45 to 1; a 2 to 1 or 3- {1/2} to 1 reduction gear set is built into the
motor assembly. The starter utilizes a solenoid shift. The housing of the solenoid is integral with the starter drive end housing.