AT-42 A340E (2JZ-GTE) AUTOMATIC TRANSMISSION - OVERDRIVE DIRECT CLUTCH again. If the piston stroke is nonstandard, select another flange. HINT: There are 6 different flange thicknesses. Flange Thickness mm (in.) No. | Thickness | No. | Thickness 16 | 3.6 (0.142) | 19 | 3.3 (0.130) 17 | 3.5 (0.138) | 20 | 3.2 (0.126) 18 | 3.4 (0.134) | 21 | 3.1 (0.122) 7. INSTALL OVERDRIVE DIRECT CLUTCH ASSEMBLY (a) Align the flukes of the discs in the direct clutch. (b) Install the direct clutch assembly onto the O/D planetary gear. O/D Direct Clutch Assembly AT5113 8. CHECK OPERATION OF ONE-WAY CLUTCH Hold the O/D direct clutch drum and turn the input shaft. Check that the input shaft turns freely clockwise and locks counterclockwise. Free Turn Lock Hold AT5171