Fitment notes: High CCA required for 426 Hemi engine; Group 27 original equipment for Mopar B-body performance applications
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Every control module on the 1970 Plymouth Superbird — where it lives, replacement time, and what it takes to program a replacement.
Voltage Regulator (VR)0.3 hr R&Rno coding
📍 Firewall, driver side, mounted to bulkhead near brake master cylinder
⚠️ Electromechanical unit for alternator field control; only electronic component in vehicle. Not a programmable module—purely analog solid-state or mechanical points-type regulator depending on alternator specification.
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 1970 Plymouth Superbird 426ci V8 Hemi and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.