60 61 PASS lst design A HOUSING w valve 5688018 1 15 10 61 63 PASS 2nd design 63 CORVETTE 63 Ser 10 thru 30 exc D D 4 WD HOUSING ASSY 5689458 1 16 10 53 S4 PASS PIN ring dowel O D x 1 long 5680269 2 12 55 59 PASS w 5685600 55 59 Ser 3 w 5685600 PIN dowel 5686734 2 12 I 60 PASS PIN dowel 2 O L x thk 5688023 2 20 61 63 PASS 63 CORVETTE 63 Ser 10 thru 30 exc D D 4 WD PIN dowel 34 x WQ 5689357 2 20 NOTE On 6 cyl models use 1 3787460 spacer tor front adjusting position 6 609 COVER GAS1 ET KIT RING BOLT Steering Gear Hydraulic Pump 53 54 PASS pump 5665650 1 15 10 55 59 ALL pump 5682348 1 8 60 53 54 PASS GASKET pump cover 4 holes 5664575 1 30 53 54 PASS GASKET pump body 3 holes 5664569 1 35 53 54 PASS KIT gasket A 5665729 1 2 25 55 56 ALL 57 ALL lst design KIT seal w steel and rubber washers 5682371T 1 2 30 57 59 ALL 2nd design KIT seal w copper washers 5685608T 1 1 60 60 63 PASS 63 CORVETTE 63 Ser 10 thru 30 exc D D 4 WD KIT seal 5688044 1 2 30 60 63 PASS 63 CORVETTE 63 Ser 10 thru 30 exc D D 4 WD RING end plate retaining 3 O D 5688014 1 15 53 54 PASS BOLT MQ 16 x 3 189304 2 8 900 63 PASS 6 cyl BOLT pump mounting brkt to support 63 Ser 10 thru 30 6 cyl exc D D 4 WD 16 x 3 3792380 1 15 NOTE Consists of gaskets tor pump body pump cover reservoir cover and reservoir cover bolt two pump ring seals four gasket spacers QBNOTE Late design eliminates plug seal and ring See group 6 612 TN OTE Consists of seals for body pressure plate reservoir plua and reservoir sealing washer 6 610 B0 I 0B VANE HlT ROTOR KIT Steering Gear Hydraulic Pump 53 54 PASS 11 O D w 14 teeth 5664585 1 9 50 55 59 ALL 5686367 1 6 90 53 54 PASS VANE KIT consists of 12 varies 5664610 1 7 55 55 59 ALL VANE KIT consists ot 10 varies Q long 5682372 1 6 90 60 63 PASS 63 CORVETTE 63 Ser 10 thru 30 exc D D 4 WD VANE KIT consists of 10 vanes 5688047 1 7 05 55 59 ALL ROTOR KIT vanes long 5686736 1 20 85 60 63 PASS 63 CORVETTE 63 Ser 10 thru 30 exc D D 4 WD ROTOR KIT 5688046 1 21 25 NOTE Consists of 1 ring 1 rotor and 10 vanes 6 611 RING SEAL Steering Gear Hydraulic Pump 53 54 PASS 4 arrows cast on 5681137 1 8 75 55 59 ALL 4 Q O D x LQ thk 5682361 1 8 60 53 54 PASS SEAL 2 O D 5664578 2 40 55 59 ALL SEAL body O ring 3 I D 5680593 1 55 6 612 PLATE PLATE KIT SPRING RING SEAL PLUG Steering Gear Hydraulic Pump 53 54 PASS 2 O D 5665760 1 4 55 55 59 ALL cover 2 holes LD 5682547 1 12 6 608 6 612 Chevrolet Motor I Generul Motors Corporation