THREE SPEED TRANSMISSION 7 3 1 2 34 5 678910 11 12 13141516 171819 l l i l I U 20 511 A 2 21 ell i L g U I H V iv i r J nt if I I 1 Rig 7 FII E I 1V V 697 1 if ft 11 23 l zi i I ii 5 1I M y p Q r1 g Ain qg V MU 4 4 4 L 41 I e q l T T m 4 rfa V AQ zi i l F e t E l V 7 5 I I 24 25 I l ll 25 T U H A V V N V 3 26 24 2 27 I I I TTTWT S T r 28 Q v 1 n J M 37 611 4 6451 IIITIIT 266 16111 S r r 430 tl V i 1 V 1b QQ V Q l 31 11 I r 33 35 r tQi T Y sa j Q2 i V r Y S X if SS 7 Ti JIAI i Y Y 1 L e r TTT 34 I a g Q g 4 M i m sw s w A H g Z A ii J Fig IA Three Speed Transmission Cross Section I Bearing Retainer l2 First Speed Gear 2I Snap Ring Rear Bearing 31 Woodruff Key 2 Snap Ring Bearing to I3 lst Speed Blocker Ring to Retainer 32 E Ring Retainer Gear I4 lst Speed Synch 22 Rear Bearing 33 Selector Shaft 3 Snap Ring Bearing to Sleeve 23 Snap Ring Bearing to 34 Welsh Plug Case l5 lst Speed Synch Mainshaft 35 Oil Seal 4 Clutch Gear Bearing Hub 24 Synchronizer Key 36 Shift Finger 5 Clutch Gear l6 Snap Ring lst Speed 25 Countershaft Roller 37 Countergear 6 3rcl Speed Blocker Ring Synch Bearings 38 Front Thrust Washer 7 Snap Ring 2 3 Synch I7 Reverse Gear 26 Countershaft 39 Anti Rattle Plate 8 Rivet 8 2 3 Synch Sleeve I8 Reverse Gear Thrust 8 27 Rear Thrust Washer Assembly 9 2 3 Snych Hub Spring Washers 28 Reverse Idler Gear 40 Mainshaft Pilot l0 2nd Speed Blocker Ring I9 Rear Bearing Retainer 29 Thrust Washer Bearings ll Second Speed Gear 20 Retainer Strap 30 Reverse Idler Shaft 4I Snap Ring 4 Using snap ring pliers spread the rear bearing to CLEANING AND INSPECTION retainer snap ring and press bearing from retainer T ml Si CGSG 5 Remove the lst and Reverse sliding clutch hub to 1 Wash the transmission thoroughly inside and outside mainshaft snap ring and remove the clutch assembly with cleaning solvent then inspect the case for lst speed blocker ring and lst speed gear from rear cracks of mainshaft This completes disassembly of the 2 Check the rear face for burrs and if present dress mainshaft them off with a fine mill file CORVAIR SHOP MANUAL SUPPLEMENT