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  1. SVT & DOHC
    I have recently purchased a running motor out of a 1999 cobra, and when it was out I had noticed it had some different tags and markings on it. The heads have the castings are RF-YR3E-6C064-AB and the block casting are RF-FL2E-6015-HE it also has another tag on the block that says 06/28/2011...
  2. GT & SOHC
    To anyone that HAS a High HP WAP block: I just got a WAP block out of an 04 Mach 1 with a cobra crank. My stock 2v bent a rod under boost and am wondering if I should use the romeo or Wap for around 700rwhp build. Ive read mixed posts on the wap but no evidence. anyone that has a high hp wap...
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