SPEEDOMETER GEAR CHARTS C293 1979 SPEED0 GEAR USAGE CHART H CAR tf DRIVE DRIVEN 5 G GEAR GEAR ADAPTER 0 A 6261782 9 Green N 3987918 18 Brown 345215 H 25032146 1 214 B 6261797 7 Brown P 3987920 20 Blue 345215 I 6479661 1 000 J 1565174 1 1330 Irv IC 8628837 7 Nlarccn O 3987921 21 Red 345215 D 465322 9 Red R 3987922 22 Gray 345215 E 6261794 8 Natural S 3987919 19 Natural 345215 F 465321 7 Brown G 6271537 7 Pink NO7E Keys Requ red 867209 Input Key 647970 Output Key Q E i TIRE SIZE AXLE TRANS Q z gg g BR70 13C 2 29 M38 A N B78r13 BF178 13 BR70 Isc 2 90 Mss A P Q A78 13 M20 n s J EL T i lil S J BR78 13 ams 13 BR70 130 M20 E S A78 13 273 M2 c s J BR78 13 9 c s J B78r13 A R a BR78 as M33 A R Q B7 3 BR713 13 BR70 13C M20 n N All 293 M20 ll N l B78r13 BR71343 BR70 13C M75 E N E 970 13 BR7 a 13 BR70 130 M33 G N Z BR70 nc M20c I1 s H A78 13 BR70 13 BR70 13C 3 08 II s B7a 13 W5 II 0 J NOTE Eng 7577 LX8 wsfed Eng 796 LC9 Eng 237A LD5 Exc C used L00 2 Eng 1151 Lss LS8 LX8 Q Eng 305 LG3 WAREHOUS NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORAT ON CHEVROLET 10 REV 5 81 4 11 c 4 000 GROUP