i 1946 70 ENGINE ASSEMBLIEJS 0 137 SEAL SLEEVE Crankshaft and Rear Bearing Cap Oil Con t i 55 62 All 6 cyl exc Diesel 3812855 2 rubber 4 u 0 D 56 59 All 322 1 193151 2 2 u long I 58 65 All 348 409 J 3748347 2 brg cap rubber 1 i 0 L 59 70 All 283 307 327 350 L 68 70 All 6 cyl 473424 2 rear oil 62 69 All 3 53 4 53 6V 53 5116229 1 62 69 All 3 53 4 53 6V 53 5196852 1 oversize Note 1 65 67 All D351 D DH478 2367461 2 65 69 All D351 D DH478 2397134 2 brg cap bolt hole 65 69 All D351 D DH478 2476753 2 bearing cap side 63 67 All 6 cyl exc Diesel 3792463 1 SEAL UNIT upper and lower Note 2 4 63 69 All 3 53 4 53 6V 53 5196851 1 SLEEVE rear oil seal Note 3 0 153 SHIM UNIT WASHER Crankshaft Bearing Cap NOTE 1 Used only with four bolt brg cap 54 62 All 6 cyl exc Diesel 3703652 A R rear 030 thick laminated i 58 62 All 283 327 63 70 All exc 348 366 409 427 Diesel 69 70 All 6 cyl 3911010A R front and intermediate 58 70 All 283 307 327 350 3911011 A R rear 2 i 0 L 63 67 All 6 cyl exc Diesel 3791429A R rear l 3 O L 66 70 All 366 427 L 3877468A R front and intermediate 66 70 All 366 427 3877476A R rear 68 70 All 6 cyl 3928985 A R rear 69 70 All 350 3956690A R Note 1 62 69 All 3 53 4 53 5116197 4 WASHER aluminum std 62 66 Ser 80 6V 53 5159353 4 WASHER brg thrust std 62 66 Ser 80 6V 53 5160542 A R WASHER brg thrust 005 0 5 62 66 Ser 80 6V 53 5192111 A R WASHER brg thrust 010 0 S 62 69 All 3 53 4 53 5196755 A R WASHER brg thrust 005 0 S V 62 69 All 3 53 4 53 5196756 A R WASHER brg thrust 010 0 S 0 206 COVER ASSY BOLT CAP COVER NIPPLE PIN PLUG SPACER Crankcase Front End NOTE 1 It may be necessary to plug the vacuum pump oil drain hole with a Dryseal pipe plug 55 62 All 6 cyl exc Diesel 838869 1 w oil seal 55 65 All 265 283 327 J 66 Ser 50 283 exc Tilt 66 Ser 60 327 g 67 68 All 283 307 327 361926 1 w oil seal double timing mark l A 62 69 All 3 53 4 53 5119428 1 engine frt upper 62 66 Ser 80 6V 53 5136274 1 engine frt lower 63 69 All 3 53 4 53 5197415 1 engine frt lower Note 1 63 67 All 6 cyl L 3996616 1 w oil seal 65 Ser 50 D351 65 Tilt D DH478 2452629 1 65 68 All D351 D DH478 2455680 1 timing gear access 66 70 All 366 427 3937731 1 66 Ser 50 60 D351 D DH478 K exc Tilt 2482022 1 68 70 All 6 cyl 3996616 1 he 68 All 307 327 exc Tilt 361927 1 l 69 All 350 exc L P Gas l 70 All 350 3991433 1 62 3 All 283 327 3817006 1 BOLT attach 4 20 x ext lockwasher 0 679 62 Ser 80 Diesel 454906 A R BOLT frt cover attach 16 x 1 i 8 900 65 69 All D351 D DH478 L 2449570A R BOLT w washer frt cover attach and oil pump to cylinder and case 65 69 All D351 D DH478 2470933 4 BOLT w washer frt cover to cyl case i cap 66 69 All D351 D DH478 2479330 1 BOLT front cover attach 65 69 All D351 D DH478 2449600 1 CAP frt cover to cyl case 67 69 Ser 50 60 D DH478 exc Tilt Q 645096 1 COVER gear access 62 66 Ser 80 6V 53 5119477 1 NIPPLE cover O D x 1 O L 55 70 All 8 cyl exc 322 3836903 2 PIN 4 dia x long 0 738 65 68 All D351 D DH478 2383799 1 PIN timing 62 66 Ser 80 6V 53 5115214 2 PLUG frt cover lower 1 251 62 64 Ser 60 4 53 65 66 Ser 50 3 53 67 Ser 40 4 53 5157412 4 SPACER eng lifter bracket eng front cover lower to cylinder block GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM 0 137 0 206 0 10 REV 5 79