FTI Performance 700R4 level 3 transmission kits feature FTI's performance calibrated valvebody and billet servo designed with the serious hot rod enthusiast in mind. They make an excellent choice for street cars making up to 600HP that need a complete kit including a new billet torque converter and a case of FTI performance ATF. The transmissions have: an HD Borg Warner sprag, high capacity clutch packs, 30 spline input shaft, pre-wired 4th gear lock-up, performance wide band, hardened sun shell, wide HD low roller clutch, very firm shifts, and each transmission comes with a new locking filler tube, dipstick and tv cable.