Previous Image Next Image TREMEC-Stick-Shift-Shootout-2020-08 Casto’s LX uses a Precision Turbo on a 302 along with a TREMEC transmission and McLeod RTX clutch to run solid 10s. Casto’s LX uses a Precision Turbo on a 302 along with a TREMEC transmission and McLeod RTX clutch to run solid 10s.