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  1. Mopar / FCA News
    Under the guidelines of the Defense Production Act, Metro Detroit-based Prefix has taken a break from producing go fast parts for the Dodge Viper, transitioning the efforts of their workers to producing plastic shield and cloth masks for first responders, medical workers and other people...
  2. Mopar / FCA News
    Prefix Corporation is official engine supplier for Stevens-Miller Racing’s fleet of Hemi-powered Dodge Challenger Trans-Am race cars for the 2018 season. Joe Stevens, owner of Stevens-Miller Racing, said, “We allow racers to leverage our experience and equipment at a lower cost compared to...
  3. Mopar / FCA News
    In late June, Prefix Arrow announced the sale of two (392 and 426 cubic inch) Gen III Hemi crate engines for use in classic Mopars. The specs were promising, and many Allpar readers asked about pricing. Today, Prefix Arrow announced that they are taking orders on the turnkey engines for the...
  4. Mopar / FCA News
    Exclusive to Allpar. Prefix Arrow Racing (PAC) has developed a new crate engine for Mopar enthusiasts to install in classic or modern muscle cars. The engine uses the Mopar 6.4 liter (392 cubic inch) cast-iron block, with the aluminum 392 “Apache” cylinder heads (valves are 2.140” and...
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