I got the complete rotating assembly from a 9 liter build and only things that had to be done were bore out to 25 thousand over and have crank shortened 1/2 in. Used my flywheel with Gen 5 hardware and Gen 4 heads with drag pack intake and prefix reflashed my computer
All the Gen 5 internals will fit in a gen 3 block I know because I've done it with the help of prefix The only exception was I had to shorten the crank by half an inch to accommodate the front cover being slightly shallower than the Gen 4 or 5. The block had to be bored 25 thousand over and I...
Talk to Prefix I just rebuilt my engine and put all Gen 5 internals from Prefix in my gen 3. The parts came from a 9L build. The parts had less than 100 miles on them and total cost was under 5K. That's crank, pistons. Rods, new rings and bearings.
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