62 CORVAIR F C BOLT lower arm 7 16 20 x 1 1 8 300 M steel 454972 4 8 900 61 63 F C BOLT lower arm 9 16 18 x 2 5 16 300 M steel 3779097 2 30 62 CHEVY BOLT lower arm 7 16 20 x 1 1 4 300 M steel 3792202 4 15 62 64 CHEVY BOLT upper 7 16 20 x 1 7 8 300 M steel 3790338 4 10 63 64 F C BOLT lower arm 7 1 16 20 x 1 1 2 3707480 A R 12 64 CHEVELLE BOLT upper 7 16 14 x 2 1 4 300 M steel 381909 4 20 62 64 CHEVY CAM ASSY lower arm adj inner welded 1 2 20 x 4 1 2 bolt 3793012 2 65 62 64 CHEVY CAM lower arm adj outer 1 3 4 O D 3790331 2 15 61 F C WASHER lower arm 37 64 3779096 2 10 6 174 STUD UNIT BOLT UNIT Steering Knuckle Lower Control Arm 60 63 CORVAIR ball replacement 3831612 2 3 40 61 63 F C baball replacement 3832162 2 8 70 62 64 CHEVY ball replacement 3832051 2 3 90 64 CORVAIR ball replacement 9740192 2 3 40 64 CHEVELLE ball replacement 9740570 2 6 90 64 F C ball replacement 3846266 2 8 70 60 64 CORVAIR BOLT UNIT arm bracket attaching 5 16 24 x 7 8 3719018 8 6 164 NOTE On late production assys with untapped lubrication fitting holes it is necessary to use self tapping lube fittings or tap new threads for standard type lube fittings NOTE Consists of 4 bolts 4 nuts and 4 washers 6 176 BUMPER BUMPER ASSY SPACER Steering Knuckle Control Arm 60 64 CORVAIR F C upper arm 1 1 2 dia x 2 high 3742247 2 35 64 CHEVELLE upper arm 1 1 2 dia x 2 3 4 high 580061 2 21 60 64 CORVAIR BUMPER ASSY lower arm 1 x 3 3 4 x 1 1 4 6255923 2 40 61 64 F C BUMPER ASSY lower arm 1 x 3 7 8 x 1 7 8 3742252 2 40 62 64 CHEVY BUMPER ASSY upper arm 1 1 4 x 2 1 4 x 2 1 4 3792723 2 55 64 CHEVELLE BUMPER ASSY lower arm 1 x 1 1 2 x 2 5 16 579140 2 55 61 64 F C SPACER lower bumper assy bolt 3 8 LD x 5 8 O D x 3 8 thk 3772053 4 05 6 177 BRACKET Steering Knuckle Control Arm 62 64 CHEVY upper arm bumper left 3790713 1 2 00 62 64 CHEVY upper arm bumper right 3790714 1 2 00 64 CHEVELLE upper arm bumper left 3837591 1 64 CHEVELLE upper arm bumper right 3837592 1 64 CHEVELLE lower arm bumper left 3837589 1 2 25 64 CHEVELLE lower arm bumper right 3837590 1 2 25 6 232 SLEEVE Front Axle Tie Rod 60 64 CORVAIR F C 62 CHEVY w straight tie rods adjusting 9 16 LD x 13 16 O D x 1st design 8 3 4 O L 3740858 2 1 35 62 64 CHEVY w offset tie rods adjusting 9 16 LD x 13 16 O D x 2nd design 4 1 2 O L 3793314 2 1 90 64 CHEVELLE adjusting 3844116 2 6 233 END ASSY SOCKET ASSY Tie Rod 60 62 CORVAIR long 5 15 32 center of socket to end 6256524 2 3 30 61 62 F C left and right inner long 10 5 16 center of socket to end 3777870 2 4 75 62 CHEVY w straight tie rods 1st design long 6 3 4 center of socket to end 3791292 2 3 30 62 CHEVY w offset tie rods left and right long 10 15 16 dev 2nd design length center of socket to end 3793844 1 4 85 6 172 6 233 1963 334 General Motors Corporation