Tech Info

Tech Information:
Alternator Dimensional Drawings	Installation / Wiring Schematics
Alternator & Regulator Part Number Crossover List	PennTex Service Centers
Forms (Warranty & Testing)	Trouble Shooting
Frequently Asked Questions	PennTex Alternator Parts Catalog
Pulley Ratio Chart	Warranty Information
How to Disassemble a PennTex PX-2 Alternator (also applies to a PX-4G or PX-5)
How to reclock a PX-5TD Alternator
List of PennTex Distributors for purchase of replacement parts
Info about replacing a PX-5 single positive post with a Dual Positive Post PX-5 Alternator
PennTex Alternator Serial Number Lists (get a model number from your serial number)
Fan Spacer Usage: PX-2, PX-4G and PX-5 PennTex Alternators
Ordering information for GM vehicles with 6.0L gas & 6.6L diesel engines (PX-422V)
High Idler Replacement Parts Page
How to determine total vehicle system amperage demand
PCM Code P1638 and P0622 on GM Vehicles With PennTex Charging Systems
Replacement T-Plug and Pigtail for some PX-2, PX-4 & PX-5 Alternators
Info on PA-4205 Dummy "Regulator" inside some PX-4 Models