Donovan Engineering's NEW
Billet 417 Hemi
With over 5 MILLION lines of code, Donovan Engineering is proud to announce the Billet 417 Hemi.
This block blends decades of manufacturing experience with Mastercam's CAD/CAM technology.
The result is the Ultimate 417 Hemi aluminum engine block.
Be sure to watch this Block's Video !
For racers who want the original 417 Donovan cast block, Donovan Engineering provides these original 417 cast hipped solid aluminum blocks.