4.07L - Includes 4340 billet crank, 86.4mm stroke (fully balanced), ProH625+ rods (5.675 c-to-c), and custom pistons (choice of bore/compression). ACL bearings available separately.
| Crank # |
BC5225 - 86.4mm |
| Rod # |
BC6228 - 5.675" |
| Piston # |
BC7229 - Custom |
