Engine Assembly-Cylinder Head & Related Parts fit your 1991 Chevrolet S10 Blazer 4WD

Currently shopping for

1991 Chevrolet S10 Blazer 4WD

Change Vehicle

Categories Close X

Currently selected

Engine

Other Categories

Body Mounting, Air Conditioning, Audio/Entertainment

Brakes

Brakes, Rear Axle, Propeller Shaft, Wheels, Tires

Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers

Cooling System, Grille, Oil System

Frames, Springs, Shocks, Bumpers, Fascias

Front Axle, Front Suspension, Steering

Front End Sheet Metal, Heater

Fuel System, Exhaust, Emission System

Maintenance Parts, Fluids, Capacities, Electrical Connectors

Rear Body Structure, Moldings & Trim, Cargo Stowage

Starter, Generator, Ignition, Electrical, Lamps

Transfer Case

Transmission - Automatic

Transmission - Manual

Parts Questions

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

SHIELD, Spark Plug Ignition Wire

12551505
SHIELD, SPARK PLUG WIRE(USED AT RH FRONT)(155MM LONG)
$7.39 $4.69
1
Add To Cart
10105861
SHIELD, SPARK PLUG WIRE(USED AT RH REAR)(23MM LONG)
$7.38 $4.46
1
Add To Cart

10456288
SENSOR, Distributor (also Knock Sensor), SENSOR,KNOCK(1/4-18 NPTF THREAD)(MATING CONNECT W/LEADS USE 12102621)
$93.01 $44.79
1
Add To Cart

NUT, Engine Valve Adjusting

12557390
NUT, VALVE ROCKER ARM(3/8-24)
$7.50 $4.76
1
Add To Cart
12557390
NUT, VALVE ROCKER ARM(REPLACES 00465934)(3/8-24)(*KIT2)
- Fitting Vehicle Options: ST1(LB4)
- Require Quantity: 12
- Package Quantity: 1
$7.50 $4.76
1
Add To Cart

SPARK PLUG, Spark Ignition
19302741
SPARK PLUG, GASOLINE ENGINE IGNITION(STANDARD PLUG)
Fitting Vehicle Options: T1(LB4)(EXC ZR9), ST1(LB4)(EXC ZR9)
Require Quantity: 06
Package Quantity: 1
Replaced By: 19354425
$4.18 $2.33
1
Add To Cart
19300382
SPARK PLUG, GASOLINE ENGINE IGNITION(STANDARD PLUG)
- Fitting Vehicle Options: T1(LL2)
- Require Quantity: 06
- Package Quantity: 1
- Replaced By: 19354419
$4.18 $2.33
1
Add To Cart

BOLT, Engine Cylinder Head
10168525
BOLT, CYL HEAD(LG)(LONG)(7/16-14 X 3 51/64, 300M)
Require Quantity: 10
Package Quantity: 15
$3.91 $3.28
15
Add To Cart
10168526
BOLT, CYL HEAD(MEDIUM)(MEDIUM)(7/16-14 X 3 1/16, 300M)
- Require Quantity: 04
- Package Quantity: 1
$3.90 $3.27
1
Add To Cart
10168527
BOLT, CYL HEAD(SHT)(7/16-14 X 1.62)
- Require Quantity: 12
- Package Quantity: 15
$3.91 $3.28
15
Add To Cart

VALVE, Intake
10241743
VALVE, INTAKE(STD)
Require Quantity: 06
Package Quantity: 1
$30.93 $18.68
1
Add To Cart
14075642
VALVE, INTAKE(.0035" OVERSIZE)
- Require Quantity: 06
- Package Quantity: 1
14075643
VALVE, INTAKE(.0155 OVERSIZE)
- Require Quantity: 06
- Package Quantity: 1
14075644
VALVE, INTAKE(.0305 OVERSIZE)
- Require Quantity: 06
- Package Quantity: 1

14054892
GROMMET, Engine Crankcase Ventilation, GROMMET,PCV HOSE CONNECT(.47 MM)("D" SHAPED)(1.745)
$4.09 $2.59
5
Add To Cart

VALVE, Exhaust
12550909
VALVE, EXHAUST(STD)
Require Quantity: 08
Package Quantity: 1
Replaced By: 19435238
$35.28 $22.42
1
Add To Cart
14033160
VALVE, EXHAUST(.0305 OVERSIZE)
- Require Quantity: 08
- Package Quantity: 1
14095459
VALVE, EXHAUST(.0035 OVERSIZE)
- Require Quantity: 06
- Package Quantity: 1

RETAINER, Exhaust Manifold Bolt

14081242
RETAINER, EXHAUST MANIFOLD BOLT(#5-6)
$4.86 $4.46
1
Add To Cart
14081241
RETAINER, EXHAUST MANIFOLD BOLT(#1-2 LH & RH)

19171845
WIRE KIT, Spark or Glow Plug Ignition, WIRE KIT,SPARK PLUG(INCLUDE ITEM #201)
$87.78 $39.32
1
Add To Cart

CAP, Engine Oil Filler
93439687
CAP, OIL FILLER(97.5MM TUBE W/THREADED CAP, NO LETTERING)
Fitting Vehicle Options: T1(LB4)
$17.59 $9.34
1
Add To Cart
10110858
CAP, OIL FILLER(SAE 5W30, RUBBER)(PUSH-IN STYLE, FOR 2ND DESIGN SEE 10108694)
- Fitting Vehicle Options: ST1(LB4)(1ST DES)
10108694
CAP, OIL FILLER(SAE 10W30, INCLUDES SEAL, STAMPED SPECIAL ENGINE OIL REQUIRED)(SCREW-IN STYLE, FOR 1ST DESIGN SEE 10110858)
- Fitting Vehicle Options: ST1(LB4)(2ND DES)

SENSOR, Coolant Temperature (Engine Unit)
25037332
SENSOR, ENGINE COOLANT TEMPERATURE GAGE(2 BLADE TERMINAL)(CAN BLACK ENAMEL USED AS 1 TERMINAL CONNECT)(3/8-18 THREAD)(3/8-18 THREAD)(MATING CONNECT W/LEADS USE 12126458)
Fitting Vehicle Options: T1(LB4,CTF), ST1(LB4,CTF)
$75.90 $40.23
1
Add To Cart
25036807
SENSOR, ENGINE COOLANT TEMPERATURE GAGE(1 BLADE TERMINAL)(3/8-18 THREAD)
- Fitting Vehicle Options: T1(LB4)(EXC CTF), ST1(LB4)(EXC CTF)

3989350
GROMMET, Engine Crankcase, GROMMET,PCV VALVE(23/32 INSIDE DIAMETER-1 3/16 OUTSIDE DIAMETER)
$5.62 $3.13
10
Add To Cart

5234890
LIFTER, Engine Valve Lifter, LIFTER,VALVE(ROLLER, HYDRAULIC)
- Require Quantity: 12
- Package Quantity: 1
$72.34 $43.70
1
Add To Cart

12553514
TUBE, Engine Crankcase, TUBE,OIL FILLER(INCLUDE O-RING,W/O CAP)

10046173
ROD, Engine Valve Push Rod, ROD,VALVE PUSH(INCLUDES INSERTS)
- Require Quantity: 12
- Package Quantity: 1
$19.20 $12.05
1
Add To Cart

14003974
CAP, Engine Valve Spring, CAP,VALVE SPRING
- Require Quantity: 12
- Package Quantity: 1
$5.15 $3.27
1
Add To Cart

10229247
PIN, Air Cleaner Intake, PIN,ENGINE AIR HEAT STOVE DRIVE(3.601)
- Require Quantity: 02
- Package Quantity: 1
$7.73 $4.91

MANIFOLD, Engine Exhaust Manifold
10172857
MANIFOLD, EXHAUST
Location: Driver Side
$399.86
1
Add To Cart
10054764
MANIFOLD, EXHAUST
- Location: Passenger Side

10066008
BOLT, Engine Camshaft & Valve Rocker Cover, BOLT,VALVE ROCKER ARM COVER(1/4-20 X 3.4")(HEXAGON W/ALUMINUM WASHER)
- Require Quantity: 06
- Package Quantity: 1
$18.74 $11.91
1
Add To Cart

ARM KIT, Engine Valve Rocker
10089648
ARM KIT, VALVE ROCKER(W/BALL)(INCLUDE ITEMS #245,246,247)(STD THREADS) (INCLUDES ARM, BALL & NUT)
Fitting Vehicle Options: T1(LB4)
Require Quantity: 12
Package Quantity: 1
$41.87 $25.28
1
Add To Cart
10089648
ARM KIT, VALVE ROCKER(W/BALL)(INCLUDE ITEMS #240-242)(STD THREADS) (INCLUDES ARM, BALL & NUT)
- Fitting Vehicle Options: ST1(LB4)
- Require Quantity: 12
- Package Quantity: 1
$41.87 $25.28
1
Add To Cart

10159420
GASKET KIT, Engine Cylinder Head, GASKET KIT,CYL HEAD(INCLUDE ITEMS #230,233,236)(*01)
$127.87 $63.42
1
Add To Cart

SEAL, Engine Valve
10212810
SEAL, INTAKE VALVE STEM OIL
Fitting Vehicle Options: T1(LB4)
Require Quantity: 06
Package Quantity: 1
$7.60 $4.83
1
Add To Cart
10212810
SEAL, INTAKE VALVE STEM OIL(*KIT1)
- Fitting Vehicle Options: ST1(LB4)
- Require Quantity: 06
- Package Quantity: 1
$7.60 $4.83
1
Add To Cart
10214034
SEAL, VALVE STEM OIL(O-RING TYPE)
- Fitting Vehicle Options: T1(LB4)
- Require Quantity: 12
- Package Quantity: 1
$2.60 $1.65
1
Add To Cart
10214034
SEAL, VALVE STEM OIL(O-RING TYPE)(*KIT1,KIT4)
- Fitting Vehicle Options: ST1(LB4)
- Require Quantity: 12
- Package Quantity: 1
$2.60 $1.65
1
Add To Cart
14037715
SEAL, INTAKE VALVE STEM OIL(.015 OVERSIZE)
- Fitting Vehicle Options: T1(LL2,LB4)
- Require Quantity: 06
- Package Quantity: 1
14037715
SEAL, INTAKE VALVE STEM OIL(.015 OVERSIZE)(*KIT1)
- Fitting Vehicle Options: ST1(LL2,LB4)
- Require Quantity: 06
- Package Quantity: 1
14037716
SEAL, INTAKE VALVE STEM OIL(.030 OVERSIZE)
- Fitting Vehicle Options: T1(LL2,LB4)
- Require Quantity: 06
- Package Quantity: 1
14037716
SEAL, INTAKE VALVE STEM OIL(.030 OVERSIZE)(*KIT1)
- Fitting Vehicle Options: ST1(LL2,LB4)
- Require Quantity: 06
- Package Quantity: 1

STUD, Engine Valve Adjusting
3814692
STUD, VALVE ROCKER ARM BALL(.003" OVERSIZE)
Require Quantity: 12
Package Quantity: 1
$7.05 $4.48
1
Add To Cart
12490406
STUD, VALVE ROCKER ARM BALL(USED ON REMANUFACTURE ENGINES)(M10X1.5X17,3/8-24X44 W/SEALANT)
- Require Quantity: 12
- Package Quantity: 1
3815892
STUD, VALVE ROCKER ARM BALL(.013 OVERSIZE)
- Require Quantity: 12
- Package Quantity: 1

12520274
HEAD, Engine Cylinder, HEAD,CYL(W/STUDS)
- Require Quantity: 02
- Package Quantity: 1
$934.39 $467.36
1
Add To Cart

12550002
GUIDE, Engine Valve Push Rod Cover, GUIDE,VALVE LIFTER
- Require Quantity: 06
- Package Quantity: 1
$7.83 $4.97
1
Add To Cart

GASKET, Engine Cylinder Head
12552362
GASKET, CYL HEAD
Fitting Vehicle Options: T1(LB4)
Require Quantity: 02
Package Quantity: 1
$61.75 $39.25
1
Add To Cart
12552362
GASKET, CYL HEAD(*KIT1)
- Fitting Vehicle Options: ST1(LB4)
- Require Quantity: 02
- Package Quantity: 1
$61.75 $39.25
1
Add To Cart

14042575
ROTATOR, Engine Valve Spring, ROTATOR,VALVE(EXHAUST)
- Require Quantity: 03
- Package Quantity: 1
$16.32 $10.37
1
Add To Cart

14081257
GASKET, Engine Camshaft & Valve Rocker Cover, GASKET,VALVE ROCKER ARM COVER(NOTE PART IS RUBBER SILICONE MATERIAL)
- Require Quantity: 02
- Package Quantity: 1
$24.70 $13.05
1
Add To Cart

24503856
KEY, Engine Valve Spring Cap, KEY,VALVE STEM
- Require Quantity: 24
- Package Quantity: 10
$5.47 $3.48
10
Add To Cart

8995284
VALVE, Engine Crankcase, VALVE,PCV
$12.60
1
Add To Cart

94666580
SPRING, Engine Valve, SPRING,VALVE
- Require Quantity: 12
- Package Quantity: 1
$13.81 $8.78
1
Add To Cart

10007818
SHIELD, Engine Valve, SHIELD,VALVE STEM OIL
- Require Quantity: 12
- Package Quantity: 1

10046165
RETAINER, Engine Valve Lifter, RETAINER,VALVE LIFTER GUIDE(2 BOLT HOLES CENTER OF RETAINER)

COVER, Engine Valve Rocker & Camshaft
10046193
COVER, VALVE ROCKER ARM
Location: Driver Side
Fitting Vehicle Options: T1(L35)
10046193
COVER, VALVE ROCKER ARM
- Location: Passenger Side
- Fitting Vehicle Options: T1(LB4), ST1(LB4)
10054722
COVER, VALVE ROCKER ARM
- Location: Passenger Side
- Fitting Vehicle Options: T1(LL2)
14091554
COVER, VALVE ROCKER ARM
- Location: Passenger Side
- Fitting Vehicle Options: T1(L35)
14091554
COVER, VALVE ROCKER ARM
- Location: Driver Side
- Fitting Vehicle Options: T1(LB4), ST1(LB4)

SUPPORT, Spark Plug Ignition Wire
10137607
SUPPORT, SPARK PLUG WIRE(USED AT LH MIDDLE OF HEAD REAR)
Location: Driver Side
Fitting Vehicle Options: ST1(LB4,CTF)
10137607
SUPPORT, SPARK PLUG WIRE(USED AT LH REAR)
- Fitting Vehicle Options: ST1(LB4)(EXC CTF)
10137610
SUPPORT, SPARK PLUG WIRE
- Location: Passenger Side
- Fitting Vehicle Options: ST1(LB4,CTF)
10137610
SUPPORT, SPARK PLUG WIRE(REAR)(WHEN REPLACING OLD SUPPORT,CUSTOMER MAY ALSO REQUIRE 2-12132228(7MM) OR 2-12084629(8MM) WIRE RETAINERS)
- Location: Passenger Side
- Fitting Vehicle Options: ST1(LB4,MD8,MY2,NM8)(EXC CTF)
- Require Quantity: 02
- Package Quantity: 1
10137613
SUPPORT, SPARK PLUG WIRE(USED AT LH FRONT OF HEAD)
- Location: Driver Side
- Fitting Vehicle Options: ST1(LB4,CTF)
14094740
SUPPORT, SPARK PLUG WIRE
- Fitting Vehicle Options: ST1(LB4)(EXC CTF)

120386
WASHER, WASHER

WIRE, Spark Plug or Coil
12073958
WIRE, SPARK PLUG #1 CYL(STYLE REAR, 36IN)(*KIT2)(2.239)
Fitting Vehicle Options: T1(LB4)
12073958
WIRE, SPARK PLUG #1 CYL(STYLE REAR, 36IN)(*KIT3)(2.239)
- Fitting Vehicle Options: ST1(LB4)
12073991
WIRE, SPARK PLUG #3 CYL(STYLE AA, 26IN)(*KIT2)
- Fitting Vehicle Options: T1(LB4)
12073991
WIRE, SPARK PLUG #5 CYL(STYLE AA, 26IN)(*KIT2)
- Fitting Vehicle Options: T1(LB4)
12073991
WIRE, SPARK PLUG #5 CYL(STYLE AA, 26IN)(*KIT3)
- Fitting Vehicle Options: ST1(LB4)
12073991
WIRE, SPARK PLUG #3 CYL(STYLE AA, 26IN)(*KIT3)
- Fitting Vehicle Options: ST1(LB4)
12073992
WIRE, SPARK PLUG #4 CYL(STYLE AA, 28IN)(*KIT2)
- Fitting Vehicle Options: T1(LB4)
12073992
WIRE, SPARK PLUG #4 CYL(STYLE AA, 28IN)(*KIT3)
- Fitting Vehicle Options: ST1(LB4)
12073993
WIRE, SPARK PLUG #2 CYL(STYLE AA, 32IN)(*KIT2)
- Fitting Vehicle Options: T1(LB4)
12073993
WIRE, SPARK PLUG #2 CYL(STYLE AA, 32IN)(*KIT3)
- Fitting Vehicle Options: ST1(LB4)

12511890
SEAL KIT, Engine Valve, SEAL KIT,VALVE STEM OIL(INCLUDE ITEM #236)

14029009
STUD, Intake & Exhaust Manifold, STUD,HEXAGON 3/8-16X1.00/ 3/8-16X2.25 280M ZINC COATED(EXHAUST MANIFOLD)

14090911
PLUG, DRY SEAL (3/8-18X.42)(CYL HEAD CORE HOLE)
$7.51 $4.77
1
Add To Cart

14090911
PLUG, DRY SEAL (3/8-18X.42)
- Require Quantity: 02
- Package Quantity: 1
$7.51 $4.77
1
Add To Cart

24501365
BOLT, HEXAGON,5/16-18X5/8,ZINC
$12.24 $7.77
1
Add To Cart

9439637
BOLT, HEXAGON 3/8-16X1 3/4 CADMIUM BRACE(EXHAUST MANIFOLD)
$7.51 $4.77
1
Add To Cart

9439637
BOLT, HEXAGON 3/8-16X1 3/4 CADMIUM BRACE
$7.51 $4.77
1
Add To Cart

9442012
BOLT, HEXAGON,.375X16.00X2.25(EXHAUST MANIFOLD)
$5.05 $3.21
5
Add To Cart

9442012
BOLT, HEXAGON,.375X16.00X2.25
$5.05 $3.21
5
Add To Cart

25509575
STUD

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1991 Chevrolet S10 Blazer 4WD parts. Parts like Engine Assembly-Cylinder Head & Related 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 2.8L, 6 Cyl 4.3L. Model Code: 2 DOOR, 4 DOOR.