07 Mar Re-Charging AC Systems with R134a, Uncategorized Converting a Mopar to R134a when the EPR is MissingOctober 14, 2022 Posted by Rob EPR, MOPAR, rotary compression conversion kit Leave a comment Upgrading your vehicle's cooling system from the old R12 refrigerant can present a host of challenges. Here's an issue we're often asked about by Mopar owners. I have converted my 68 Charger to R134a using...Read more FacebookTwitterPinterestLinkedInTelegram