PETERBILT - COE - 1983 RSS 1983 PETERBILT COE STEERING:GEAR BOX (OTHER THAN RACK AND PINION) 1983 PETERBILT COE STRUCTURE:BODY 1983 PETERBILT COE EQUIPMENT:ELECTRICAL:AIR CONDITIONER 1983 PETERBILT COE STRUCTURE:BODY 1983 PETERBILT COE ENGINE AND ENGINE COOLING:ENGINE 1983 PETERBILT COE STRUCTURE