B&M TH400 Shift Improver Kit 29110BL Dual reservoir master cylinders have

Dual reservoir master cylinders have 1" bores and outlet ports on both sides for easy plumbing and installation

Hex Nuts / Install Tool / Washers Included

Shoulders adjust from 26" to 40" and the lap belt adjusts from 20" to 60"

Catalytic Converter

Lightweight Carbon Composite Shell: 1185g in sized 52 to 56 and 1230g in sizes 57 to 59 (+ or – 3%)

B&M TH400 Shift Improver Kit 29110BL Dual reservoir master cylinders haveShift Improver Kit for 65 87 TH400 Transmission B&M'specializes in performance automatic transmissions, torque converters, SFI approved flexplates, legendary automatic shifters, precision manual shifters, and many other transmission products including cast deep aluminum transmission pans, transmission coolers, and automatic transmission fluid. B&M Performance and Off Road has been at the vanguard of the growing automotive aftermarket since the early