Rig 90 is a high-spec 3000HP AC pad drilling rig featuring a 147-ft Lee C. Moore HMRII hydraulically-raised mast with 1,300,000 lbs static hook load, Pacific Rim 3000HP AC drawworks, three Gardner Denver PZ-2400 (2400HP) mud pumps, Tesco 750-ton top drive, and a 1,761-bbl mud system with Derrick Dualpool shakers.