Parts for:

 
  Cart: 0 item

Customer Support:  Customer Service - Live Chat Live Chat or Customer Service - Phone 1-888-737-9766

Parts found for 1991 Chevrolet S10 Blazer 2WD > Engine > Engine Assembly-Block & Internal Parts

Part No.
Part Description

Retail
Price

Your
Price

Qty. Cart

  •  
    BEARING KIT, Engine Connecting Rod Make Sure These Fit  
  • BEARING KIT, CONNECT ROD(.010 UNDERSIZE)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 06
    Package Qty: 1
    --
    --
  • BEARING KIT, CONNECT ROD(.010"UNDERSIZE)
    Fitting Vehicle Options: S1(03-53)(LN8,L38)
    Require Qty: 04
    Package Qty: 1
    $30.85
    $19.69
  • BEARING KIT, CONNECT ROD(.020 UNDERSIZE)(USE ON GOODWRENCH REMANUFACTURE ENGINE)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 06
    Package Qty: 1
    $20.97
    $13.38
  • BEARING KIT, CONNECT ROD(.25MM OVERSIZE)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 06
    Package Qty: 1
    $30.99
    $19.79
  • BEARING KIT, CONNECT ROD(STD)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • BEARING KIT, CONNECT ROD(STD)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 06
    Package Qty: 1
    Replaced by: 19256448
    $19.32
    $12.33
  • BEARING KIT, CONNECT ROD(STD)(STD)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 06
    Package Qty: 1
    $40.07
    $25.58
  •  
    BEARING KIT, Engine Crankshaft Main Make Sure These Fit  
  • BEARING KIT, CRANKSHAFT(#1 & #4)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    $46.16
    $29.47
  • BEARING KIT, CRANKSHAFT(#1 & #4)(.25MM UNDERSIZE)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    $30.99
    $19.79
  • BEARING KIT, CRANKSHAFT(#1,2,3)(.001 UNDERSIZE/STD)(REPLACE 0.0006" UNDERSIZE BEARING KIT)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 03
    Package Qty: 1
    $53.78
    $34.34
  • BEARING KIT, CRANKSHAFT(#1,2,3)(.010 UNDERSIZE)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 03
    Package Qty: 1
    --
    --
  • BEARING KIT, CRANKSHAFT(#1,2,3)(.020 UNDERSIZE)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 03
    Package Qty: 1
    $31.50
    $20.12
  • BEARING KIT, CRANKSHAFT(#1,2,3)(STD)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 03
    Package Qty: 1
    $29.91
    $19.10
  • BEARING KIT, CRANKSHAFT(#1,2,3,4)(STD)
    Fitting Vehicle Options: S1(L38), S1(LN8)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • BEARING KIT, CRANKSHAFT(#2)(.25MM UNDERSIZE)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    --
    --
  • BEARING KIT, CRANKSHAFT(#2)(CONTAINS 2 NON-FLANGED BRGS)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    $46.16
    $29.47
  • BEARING KIT, CRANKSHAFT(#3)(.25MM OVERSIZE)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    --
    --
  • BEARING KIT, CRANKSHAFT(#5(STD)
    Fitting Vehicle Options: S1(L38), S1(LN8)
    $37.75
    $24.10
  • BEARING KIT, CRANKSHAFT(#5-0.001" UNDERSIZE)
    Fitting Vehicle Options: S1(L38), S1(LN8)
    $37.04
    $23.65
  • BEARING KIT, CRANKSHAFT(REAR)(.020 UNDERSIZE/STD FLANGE)
    Fitting Vehicle Options: ST1(LB4)
    $55.94
    $35.72
  • BEARING KIT, CRANKSHAFT(STD)(REAR)
    Fitting Vehicle Options: ST1(LB4)
    --
    --
  • BEARING KIT, CRANKSHAFT(THRUST/#3)(STD)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    $15.41
    $9.83
  •  
    BEARING, Engine Camshaft & Balance Shaft Front Make Sure These Fit  
  • BEARING, CAMSHAFT
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 03
    Package Qty: 1
    $20.77
    $13.26
  • BEARING, CAMSHAFT(#1)
    Fitting Vehicle Options: ST1(LB4)
    --
    --
  • BEARING, CAMSHAFT(#1)(#4)(#1)
    Fitting Vehicle Options: S1(LL2)
    $50.74
    $32.39
  • BEARING, CAMSHAFT(#1)(1)(#1)
    Fitting Vehicle Options: S1(LL2)
    $50.74
    $32.39
  • BEARING, CAMSHAFT(#1)(2,3)(#1)
    Fitting Vehicle Options: S1(LL2)
    $50.74
    $32.39
  • BEARING, CAMSHAFT(#2,3)(#4)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    $46.16
    $29.47
  • BEARING, CAMSHAFT(#2,3)(1)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    $46.16
    $29.47
  • BEARING, CAMSHAFT(#2,3)(2,3)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 02
    Package Qty: 1
    $46.16
    $29.47
  • BEARING, CAMSHAFT(#2-REAR)
    Fitting Vehicle Options: ST1(LB4)(EXC CV2)
    Require Qty: 02
    Package Qty: 1
    $61.88
    $39.50
  • BEARING, CAMSHAFT(#2-REAR)
    Fitting Vehicle Options: ST1(LB4,CV2)(EXPORT)
    Require Qty: 02
    Package Qty: 1
    $96.69
    $61.72
  • BEARING, CAMSHAFT(#3)
    Fitting Vehicle Options: ST1(LB4)(EXC CV2)
    $61.88
    $39.50
  • BEARING, CAMSHAFT(#3)
    Fitting Vehicle Options: ST1(LB4,CV2)(EXPORT)
    $96.69
    $61.72
  • BEARING, CAMSHAFT(#4)(#4)
    Fitting Vehicle Options: S1(LL2)
    $52.75
    $33.68
  • BEARING, CAMSHAFT(#4)(1)
    Fitting Vehicle Options: S1(LL2)
    $52.75
    $33.68
  • BEARING, CAMSHAFT(#4)(2,3)
    Fitting Vehicle Options: S1(LL2)
    $52.75
    $33.68
  •  
    BEARING, Engine Oil Pump Make Sure These Fit  
  • BEARING, OIL PUMP DRIVE SHAFT LOWER
    --
    --
  • BEARING, OIL PUMP DRIVE SHAFT UPPER
    --
    --
  •  
    BOLT, Engine Camshaft Gear Make Sure These Fit  
  • BOLT, CAMSHAFT SPROCKET(HEXAGON HEAD M8X1.25X23)
    Require Qty: 03
    Package Qty: 1
    $4.25
    $2.71
  • BOLT, CAMSHAFT SPROCKET(TORX HEAD M8X1.25X20)(8.913)
    Require Qty: 03
    Package Qty: 1
    $1.95
    $1.24
  •  
    BOLT, Engine Connecting Rod Cap Make Sure These Fit  
  • BOLT, CONNECT ROD(11/32X24X2.0 PC)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 08
    Package Qty: 1
    --
    --
  • BOLT, CONNECT ROD(ALSO PART OF ITEM #105)(3/8-24 X 1 1/2)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 12
    Package Qty: 1
    $5.77
    $3.67
  • BOLT, CONNECT ROD(M9X1X55.5)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 12
    Package Qty: 1
    $25.31
    $16.14
  •  
    BOLT, Engine Main Bearing Cap Make Sure These Fit  
  • BOLT, CRANKSHAFT BEARING CAP(7/16-14X3.34)
    Fitting Vehicle Options: ST1(LB4,L35)
    Require Qty: 08
    Package Qty: 1
    $5.29
    $3.37
  • BOLT, CRANKSHAFT BEARING CAP(M11X1.5X93)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 08
    Package Qty: 1
    Replaced by: 10131052
    $1.62
    $1.03
  •  
    CAMSHAFT, Engine Make Sure These Fit  
  • Fitting Vehicle Options: S1(03-53)(LN8)
    --
    --
  • Fitting Vehicle Options: S1(03-53)(L38)
    --
    --
  • CAMSHAFT, ENGINE
    Fitting Vehicle Options: ST1(LB4)
    --
    --
  • CAMSHAFT, ENGINE(USED W/ELECTRIC FUEL PUMP)
    Fitting Vehicle Options: S1(LL2)
    $305.24
    $194.87
  •  
    CHAIN, Engine Timing Make Sure These Fit  
  • CHAIN, CAMSHAFT TIMING
    Fitting Vehicle Options: S1(LL2)
    --
    --
  • CHAIN, CAMSHAFT TIMING(9-LINKS)(DIM 5.737 36 TEETH,DIM 2.879 18 TEETH)
    Fitting Vehicle Options: ST1(LB4)
    $70.31
    $44.89
  • CLIP, Fuel Line
    CLIP,FUEL FEED & RETURN PIPE(TO ENGINE)(DIAMETER IS 0.6MM LARGER THAN 00343442 & 10042838)
    Require Qty: 03
    Package Qty: 1
    $2.16
    $1.38
  •  
    CRANKSHAFT, Engine Make Sure These Fit  
  • Fitting Vehicle Options: S1(LL2,CTF)
    --
    --
  • Fitting Vehicle Options: S1(LL2)(EXC CTF)
    $773.33
    $493.70
  • CRANKSHAFT, (CASTING 543)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    --
    --
  • CRANKSHAFT, (USES SINGLE CRANKSHAFT KEY #14089209)
    Fitting Vehicle Options: ST1(LB4)
    --
    --
  • ENGINE, Cylinder and case
    ENGINE,(SERVICE PARTIAL)(NEED (2) RETAINERS FOR LIFTER PN 10172784 AND (4) BOLTS 180075 TOGETHER WITH 120386)(*02)(W/O COUNTER BALANCE SHAFT)
    --
    --
  •  
    INSERT, Engine Crankshaft Clutch Pilot Make Sure These Fit  
  • INSERT, CRANKSHAFT
    Fitting Vehicle Options: S1(03-53)(L38,MD8), S1(03-53)(LN8,MD8)
    $11.13
    $7.11
  • INSERT, CRANKSHAFT
    Fitting Vehicle Options: S1(03-53)(L38,MW1), S1(03-53)(LN8,MW1)
    --
    --
  •  
    NUT, Engine Connecting Rod Bolt Make Sure These Fit  
  • NUT, CONNECT ROD(HEXAGON 11/32-24)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 08
    Package Qty: 1
    --
    --
  • NUT, CONNECT ROD(M9X1X9)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 12
    Package Qty: 1
    $4.57
    $2.91
  •  
    PIN, Engine Cylinder Head Make Sure These Fit  
  • PIN, CYL HEAD LOCATING(5/16X11/16)(DOWEL)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 02
    Package Qty: 1
    --
    --
  • PIN, CYL HEAD LOCATING(DOWEL)(SPLIT,15X12.5,CHAM,STEEL)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 04
    Package Qty: 1
    $5.02
    $3.20
  •  
    PISTON KIT, Engine Piston Make Sure These Fit  
  • PISTON KIT, ENGINE(INCLUDE ITEMS #103,104)(.030 OVERSIZE)(W/PINION & RINGS)
    --
    --
  • PISTON KIT, ENGINE(INCLUDE ITEMS #103,104)(HIGH LIMIT)(W/PINION & RINGS)
    --
    --
  • PISTON KIT, ENGINE(INCLUDE ITEMS #103,104)(INCLUDES PINION & RINGS)(STD)
    Require Qty: 06
    Package Qty: 1
    --
    --
  •  
    PISTON, Engine Piston Make Sure These Fit  
  • PISTON, (W/PINION)(.127MM OVERSIZE)(STD HIGH LIMIT)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • PISTON, (W/PINION)(0.5MM OVERSIZE)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 06
    Package Qty: 1
    $129.94
    $82.95
  • PISTON, (W/PINION)(1.0MM OVERSIZE)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 06
    Package Qty: 1
    --
    --
  • PISTON, (W/PINION)(STD HIGH-LIMIT)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 06
    Package Qty: 1
    --
    --
  • PISTON, (W/PINION)(STD)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    $109.45
    $69.88
  • PISTON, (W/PINION)(STD)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 06
    Package Qty: 1
    --
    --
  •  
    PLUG, Engine Camshaft & Balance Shaft Hole Make Sure These Fit  
  • PLUG, CAMSHAFT REAR BEARING HOLE(53.48MM)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    $4.17
    $2.65
  • PLUG, CAMSHAFT REAR BEARING HOLE(8.970)
    Fitting Vehicle Options: S1
    $3.30
    $2.09
  • PLUG, Engine Cylinder Head
    PLUG,CYL HEAD WATER JACKET HOLE(CUP DIAMETER 34.3MM)(CUP DIAMETER 34.3MM)(0.034)
    Require Qty: 06
    Package Qty: 1
    Replaced by: 11569584
    $4.72
    $3.01
  •  
    RING KIT, Engine Piston Make Sure These Fit  
  • RING KIT, PISTON(.030 OVERSIZE)(.030 OVERSIZE)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 06
    Package Qty: 1
    $50.58
    $32.28
  • RING KIT, PISTON(.127MM OVERSIZE)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • RING KIT, PISTON(.254 MM OVERSIZE)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    $40.84
    $26.07
  • RING KIT, PISTON(.508 MM O.S)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • RING KIT, PISTON(.762MM OS)
    Fitting Vehicle Options: S1(03-53)(L38)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • RING KIT, PISTON(.762MM OVERSIZE)
    Fitting Vehicle Options: S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • RING KIT, PISTON(0.020 OVERSIZE)(USE ON GOODWRENCH REMANUFACTURE ENGINE)
    Fitting Vehicle Options: ST1(LB4)
    --
    --
  • RING KIT, PISTON(0.5MM OVERSIZE)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 06
    Package Qty: 1
    --
    --
  • RING KIT, PISTON(STD)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • RING KIT, PISTON(STD)
    Fitting Vehicle Options: S1(LL2)
    Require Qty: 06
    Package Qty: 1
    $32.38
    $20.66
  • RING KIT, PISTON(STD)
    Fitting Vehicle Options: ST1(LB4)
    Require Qty: 06
    Package Qty: 1
    $68.55
    $43.76
  •  
    ROD, Engine Piston Make Sure These Fit  
  • ROD, CONNECT(INCLUDE ITEM #108)
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    Require Qty: 04
    Package Qty: 1
    --
    --
  • ROD, CONNECT(INCLUDE ITEM #108)
    Fitting Vehicle Options: S1(LL2,CTF)
    Require Qty: 06
    Package Qty: 1
    $111.89
    $71.43
  • ROD, CONNECT(INCLUDE ITEM #108)
    Fitting Vehicle Options: S1(LL2)(EXC CTF)
    Require Qty: 06
    Package Qty: 1
    --
    --
  • ROD, CONNECT(INCLUDE ITEMS #106,111,112)
    Fitting Vehicle Options: ST1(16)(LB4)
    Require Qty: 06
    Package Qty: 1
    $128.43
    $81.98
  •  
    SEAL, Engine Rear Main Bearing Make Sure These Fit  
  • SEAL, CRANKSHAFT REAR OIL
    Fitting Vehicle Options: S1(03-53)(L38), S1(03-53)(LN8)
    $24.36
    $15.56
  • SEAL, CRANKSHAFT REAR OIL
    Fitting Vehicle Options: ST1(LB4)
    $38.81
    $24.77
  • SEAL, REAR BEARING CAP(O RING)
    Fitting Vehicle Options: S1(LL2)
    --
    --
  •  
    SPROCKET, Engine Camshaft Make Sure These Fit  
  • SPROCKET, CAMSHAFT
    Fitting Vehicle Options: S1(LL2)
    $83.46
    $53.27
  • SPROCKET, CAMSHAFT(36 TEETH)(.395/.405" TOOTH WIDTH)
    Fitting Vehicle Options: ST1(LB4)
    $81.18
    $51.82
  •  
    SPROCKET, Engine Crankshaft/Timing Make Sure These Fit  
  • SPROCKET, CRANKSHAFT
    Fitting Vehicle Options: S1(LL2)
    $36.83
    $23.52
  • SPROCKET, CRANKSHAFT(18 TEETH)(.40/.41" TOOTH WIDTH)
    Fitting Vehicle Options: ST1(LB4)
    $45.98
    $29.36
  • STUD, Engine Valve Push Rod Cover
    STUD,VALVE PUSH ROD COVER(POSITION #1,2,3,4)(POSITION #1,2,3,4)(HEXAGON W/WASHER,6X1X18.5,6X1X14.75,18 OUTSIDE DIAMETER,9.8,PC)
    Require Qty: 04
    Package Qty: 1
    --
    --
  •  
    WIRE, Spark Plug or Coil Make Sure These Fit  
  • WIRE, IGNITION COIL
    Fitting Vehicle Options: S1(03-53)(LN8)
    --
    --
  • WIRE, IGNITION COIL(CLIP ENDS)
    Fitting Vehicle Options: S1(03-53)(L38)
    --
    --
  • WIRE, IGNITION COIL(W/NIPPLE ENDS, 12IN)
    Fitting Vehicle Options: S1(03-53)(LN8)(EXC CTF)
    $20.49
    $11.47
  •  
    Standard Parts Make Sure These Fit  
  • BOLT, M16X2X45
    Replaced by: 11517981
    $4.82
    $3.07
  • BOLT, HEX FLANGED HEAD W/CONICAL WASHER M8X1.25X20
    $5.73
    $3.65
  • BOLT, HEX FLANGED HEAD,M8X1.25X22,19 THREAD,18 OUTSIDE DIAMETER,10.9,GMW3359
    $1.98
    $1.14
  • BOLT, HEXAGON .312-18X.750 300M PC
    $2.13
    $1.37
  • BOLT, HEXAGON M6X1X14 10.9 PC
    $7.49
    $4.77
  • BOLT, HEXAGON,M8X1.25X16,FULL THREAD,9.8,PC
    $0.74
    $0.47
  • KEY, CRANKSHAFT BALANCE(WOODRUFF)(CRANKSHAFT BALANCER)(LENGTH,36.7MM)(WIDTH 4.77MM)
    $5.04
    $3.21
  • KEY, CRANKSHAFT BALANCE(WOODRUFF)(CRANKSHAFT BALANCER)(LENGTH,36.7MM)(WIDTH 4.77MM)
    $5.04
    $3.21
  • NUT, HEXAGON 3/8-24 ZC 301M(ALSO PART OF ITEM #105)
    $1.17
    $0.74
  • NUT, HEXAGON W/CONICAL WASHER,M6X1,5.7 THICK,16 OUTSIDE DIAMETER,9,GMW3200
    $0.57
    $0.37
  • PIN, (1/4 X 5/8)(0.738)
    $4.84
    $3.09
  • PIN, GROOVE/F/.312X.375 CADMIUM OR ZINC PLATED (OPT); 0.375" LENGTH
    $0.89
    $0.56
  • PIN, M6X16,STEEL,PLAIN
    $4.66
    $2.96
  • PIN, SPRING COILED,3/16X3/4,PLAIN
    Replaced by: 454512
    $2.44
    $1.56
  • PLUG, 3/8-18 DRY SEAL
    $5.54
    $3.53
  • PLUG, 3/8-18 DRY SEAL(ENGINE BLOCK OIL GALLERY)
    $5.54
    $3.53
  • PLUG, 1/4-18X0.56,STEEL,PC
    $10.35
    $5.80
  • PLUG, EXPANSION,2.1 O.D.,CR STEEL, ZINC
    $3.30
    $2.09
  • PLUG, WATER JACKET SIDE(0.034)
    Replaced by: 94673017
    $3.65
    $2.33
  • PLUG, WATER JACKET SIDE(ENGINE BLOCK CORE HOLE)(0.034)
    Replaced by: 94673017
    $3.65
    $2.33
  • SCREW, HEXAGON W/FLAT WASHER,TAP,M6.3X1.81X20,13.2 O.D.,ALUMINUM BASECOAT POINT,STEEL,PZ0R
    Replaced by: 22527475
    $1.08
    $0.68
  • WASHER, FLAT, 0.45" INSIDE DIAMETER, 1.75" OUTSIDE DIAMETER, 0.31" THICK, SAE 1010 STEEL, GMW3044
    $4.54
    $2.90
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the lowest prices for genuine 1991 Chevrolet S10 Blazer 2WD parts. Parts like Engine Assembly-Block & Internal Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.5L, 6 Cyl, 6 Cyl 2.8L. Model Code: 2 DOOR, 4 DOOR, PICKUP.
 
Item has been added to your cart!

Part No.:

Qty.

Price: $0.00

Subtotal: $0.00

This part contains hazardous material.

This part is a packaged part and contains multiple quantities of: (Pack Qty: 4)

This part is a packaged part and contains multiple quantities of the same item. In an effort to simplify packaging GM will sometimes include multiple parts in a package.