STANDARD PARTS 8 981 STUDS B THREAD A THREAD B LENGTH PART NO UNIT PKG 20 20 5 3785255 4 4 20 20 9 3785256 1 3 16 3 24 13 3792369 2 3 18 3 24 1 3959570 5 3 18 3 24 1 147664 1 7 14 8 20 1 3729379 10 7 14 6 20 2 2478572 1 B THREAD A THREAD B LENGTH PART NO UNIT PKG 3 18 3 16 1 6270979 1 5 18 3 16 2 3423899 1 3 18 16 2 3947167 1 3 18 3 18 3 9432450 1 3 16 3 16 4 3793288 1 8 984 LUBRICATION FITTINGS g Ir W W 90 ELBOW THREAD I LENGTH PART NO UNIT PKG B PT 27 32 9411019 10 1974 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 24 8 981 8 984 SP 114