738 Hemi 5.00 bore space. Nitrous engine. Made 1300 hp on just engine. Has three stages of nitrous. Run 1/4 6.56 at 215 mph. 1/8 4.18 at 180 mph. On two stages. Never hurt. Has less than 10. 1/8 mile passes. Since freshen. Buy Indy cylinder head. The engine is complete with the MSD. Just bolt in. I run it in top sportsman. 2500 lb . Cost over 90000 to build. I have extra spare parts. Would make a super street car engine. $40.000