Originally Posted By sgcuda
Stock block, crank, six pack rods, 915 heads. 575 hp 15 years. Still didn't break, but failed magnaflux.
The magnaflux every couple hundred presses is the thing to do if running more than 600 HP. They will crack, but not break right away. So you can catch it before it lets go... If you magnaflux.

The more power, the more often to magnaflux for cracks starting.

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