TURBO IHYDRAMATIC TRANSMISSION 66 70 Ser 10 thru 30 w T H 400 8625892 1 2 15 SEAL rear bearing oil 2Vz O D 68 70 Ser 10 20 w T H 400 396 8625893 1 2 15 SEAL trans extension rear oil 69 70 All Blazer w T H 350 1358899 1 40 SEAL extension to case 66 69 All 3871649 1 2 95 SEAL ASSY extension of oil 69 Ser 10 20 w T H 350 6261373 1 9 30 SUPPORT extension 4 319 BUSHING Transnnission Rear Main Bearing 66 69 Ser 10 thru 30 w T H exc 396 861994 3 1 1 96 extension 69 Ser 10 20 w T H 400 396 8623966 1 2 42 trans case extension 55 70 All Blazer w T H 350 6260048 I 55 extension 4 329 ADAPTER Speedometer NOTE For detailed application use speedometer gear charts 68 For application refer to chart in group 4 337 1563967 1 22 74 66 Ser 30 w T H exc D D 67 Ser 20 30 w T H exc 4 11 axle 6451998 1 29 62 ADAPTER ASSY 5 14 axle ratio w 6 50 x 16 7 x 17 5 tires w 8 x 16 50 tires 68 For application refer to chart in group 4 337 3925669 1 13 85 ADAPTER ASSY 68 For application refer to chart in group 4 337 39256 71 1 13 50 ADAPTER ASSY 68 For application refer to chart in 4 337 group 64767135 1 21 72 ADAPTER ASSY 68 For application refer to chart in 4 337 group 64767236 1 23 71 ADAPTER ASSY 68 For application refer to chart in 4 337 group 64519 28 1 28 87 ADAPTER ASSY 68 For application refer to chart in 4 337 group 1585657 1 22 74 ADAPTER ASSY 68 For application refer to chart in 4 337 group 1565452 1 23 82 ADAPTER ASSY A 68 For application refer to chart in 4 337 group 1583624 1 19 95 ADAPTER ASSY 69 For application refer to chart in 4 337 group 3950348 1 14 60 ADAPTER ASSY 69 For application refer to chart in 4 337 group 3950350 1 14 60 ADAPTER ASSY 69 For application refer to chart in 4 337 group 3950352 1 14 60 ADAPTER ASSY 69 For application refer to chart in 4 337 group 3950354 1 14 60 ADAPTER ASSY 66 For models and comb see Group 4 337 ADAPTER UNIT ratio 17 16 stamped 1563871 68 For application refer to chart in group 4 337 15658i12A R 21 08 Note 1 66 For models and comb see Group 4 337 ADAPTER UNIT ratio 17 15 stamped 1563872 68 For application refer to chart in group 4 337 15658l13A R 21 08 Note 1 64 For models and comb see Group 4 337 ADAPTER UNIT ratio 16 17 stamped 1564409 68 For application refer to chart in group 4 337 1565EI14A R 22 74 Note 1 NOTE 1 Above adapters used as required in combination with speedometer gears to correct odometer reading for various tire sizes transmission and rear axle gear ratio combinations See Group 4 337 68 For application refer to chart in 4 337 group 1584275 1 22 74 ADAPTER UNIT 68 For application refer to chart in 4 337 group 1584277 1 22 74 ADAPTER UNIT 69 For application refer to chart in 4 337 group 3925673 1 14 60 ADAPTER UNIT 4 330 KEY CUP Speedometer Adapter 66 70 All 867209 1 90 alzso included w adapters 1565811 12 13 14 P I580273 3876 66 70 All 860 I87 1 1 48 CLIP drive V 32 x 1 nickel bright 1971 CHEVROl ET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31 Y REV 6 71 4 179 4 31 8 4 3 so