I bought a Callies 4.25" BB crank from Dan years ago. A good decision.
And a set of connecting rods through him also.
And I bought a set of custom Diamond pistons (4.500" bore) with his help writing the specs, and through his company.

1993 Daytona, 5.50 at 130mph (1/8) 1.19 sixty ft (PG). Link to 572 B1 - Part 1