These are special Studebaker-Packard 'SP' Service Letters that were sent out to S/P Dealers to address various service issues. These are equivalent to the Service Technical Bulletins (STBs) sent out by Packard in previous years.

Thanks to Dwain G for the donation of this content.

Hopefully we can fill in the missing issues over time.

SP-1 - 1957 Model Studebaker and Packard Clipper Steering Gear Cam Roller Stud Nut Inspection and/or change

SP-2 - MISSING

SP-3 - Essential Service Tool No. J-4830-01 in 1958 Model Studebaker-Packard Essential Service Tool Group

SP-4 - Alternation Current Generating Systems

SP-5 - Cowl Vent Fresh Air Intake Kit Side - 1958 Model Studebaker and Packard (Except Hawk Models)

SP-6 - Bell Crank-To-Carburetor Rod Ball Joint End Assemble Damage

SP-7 - Service Operation Time Guide

SP-8 - Transmission Inspection Hole-Cove- 1958 Model Studebakers and Packard Equipped with Flightomatic Transmission

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