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1991 Buick Century engine straight 4 cylinders parts catalog

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Bolt, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 00476543
  • Quantity in car: 8
  • Crankshaft bearing cap (m11x1.5x93)
  • Usage: A (2.8W)

$?

Add to cart


Pinion, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 00522780
  • Quantity in car: 2
  • Cylinder head location (5/16x11/16)
  • Usage: A (LR8)

$?

Add to cart


Pinion, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 00522780
  • Cylinder head location (5/16x11/16)
  • Usage: A (LR8)

$?

Add to cart


Nut, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 00527599
  • Quantity in car: 8
  • Connect rod (hexagon 11/32-24)
  • Usage: A (LR8)

$?

Add to cart


Nut, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 00527599
  • Quantity in car: 8
  • Connect rod
  • Usage: A (LR8)

$?

Add to cart


Plug, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 00838538
  • Quantity in car: 1
  • Water jacket side (cylinder & case water jacket)

$?

Add to cart


Sealant, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 01052943
  • Loctite-518, 50ml tube
  • A Service Bulletin Applies To This Part Number. Per Gm Service Policies And Procedures, Failure To Follow Bulletin Information May Result In The Rejection Of A Warranty Claim.

$?

Add to cart


Starter, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 01988723
  • Quantity in car: 1
  • (remanufactured) (original equipment manufacturer 1998530) (delco series 5mt, type 101)
  • Usage: A (LR8)

$?

Add to cart


Plug, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 03835577
  • Quantity in car: 1
  • Socket, 3/8-18x.56, steel, cz (engine block core hole)

$?

Add to cart


Hexagon, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 09422779
  • Quantity in car: 2
  • Ser lock, 10-24, zinc (start motor bracket)

$?

Add to cart


Nut, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 09426926
  • Quantity in car: 2
  • Stamped/df/w-sealer #10-24 zinc coated (start motor bracket)

$?

Add to cart


Pinion, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 09440899
  • Quantity in car: 1
  • Spring 3/32x3/4 stainless steel plain (oil pressure relief valve)

$?

Add to cart


Bolt, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10000569
  • Quantity in car: 8
  • Connect rod (11/32x24x2.0 piece)
  • Usage: A (LR8)

$0.93

Available in 1 shop

Add to cart


Spacer, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10005655
  • Quantity in car: 1
  • Flywheel
  • Usage: A (LR8)

$2.717.54

Available in 2 shops

Add to cart


Shim, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10008053
  • Starter ((steel) (24.4x106.7x0.38mm)
  • Usage: A

$0.961.05

Available in 2 shops

Add to cart


Guide, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10012915
  • Quantity in car: 1
  • Valve lifter push rod (#1)
  • Usage: A (LR8)

$?

Add to cart


Guide, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10012916
  • Quantity in car: 1
  • Valve lifter push rod (#2)
  • Usage: A (LR8)

$?

Add to cart


Guide, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10012917
  • Quantity in car: 1
  • Valve lifter push rod (#3)
  • Usage: A (LR8)

$?

Add to cart


Guide, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10012918
  • Quantity in car: 1
  • Valve lifter push rod (#4)
  • Usage: A (LR8)

$1.99

Available in 1 shop

Add to cart


Plug, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10017615
  • Quantity in car: 1
  • Oil pan drain (m12x1.75x26.5)
  • Usage: A (2.8W), A (LR8)

$3.124.20

Available in 38 shops

Add to cart


Insert, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10018699
  • Quantity in car: 1
  • Crankshaft
  • Usage: A (LR8) (A/TRANS)

$2.846.99

Available in 2 shops

Add to cart


Gear, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10028052
  • Quantity in car: 1
  • Crankshaft
  • Usage: A (2.5R)

$?

Add to cart


Retainer, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10028056
  • Quantity in car: 2
  • Valve lifter guide
  • Usage: A (LR8)

$?

Add to cart


Key, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10029208
  • Quantity in car: 1
  • Crankshaft pulley hub (4.78mm thick, 19.84 long, pln steel)
  • Usage: A (LR8)

$?

Add to cart


Key, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10029208
  • Quantity in car: 1
  • Crankshaft gear (4.78mm thick, 19.84 long, pln steel)
  • Usage: A (LR8)

$?

Add to cart


Key, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10029974
  • Quantity in car: 1
  • Camshaft gear (spec, 4.79 thick, 15.88 long, steel plain)
  • Usage: A (2.5R), A (LR8) (2.5R)

$?

Add to cart


Ring kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10030205
  • Quantity in car: 4
  • Piston (0.762mm oversize)
  • Usage: A (LR8)

$?

Add to cart


Bracket, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10030537
  • Quantity in car: 1
  • Starter (with 1998450) (2-starter to bracket mounting hole)
  • Usage: A (LR8 (2.5R))

$?

Add to cart


Bracket, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10030537
  • Quantity in car: 1
  • Starter
  • Usage: A (LR8)

$?

Add to cart


Bolt, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10031854
  • Quantity in car: 10
  • Crankshaft bearing cap (m11x1.5x70 10.9 plain dim. a-24)
  • Usage: A (LR8)

$?

Add to cart


Seal, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10036788
  • Quantity in car: 1
  • Usage: A (LR8)

$13.9924.87

Available in 38 shops

Add to cart


Plug, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10036984
  • Quantity in car: 1
  • Camshaft rear bearing hole (53.48mm)
  • Usage: A (LR8)

$?

Add to cart


Cover, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10037163
  • Quantity in car: 1
  • Valve push rod (432.5mm x106mm, 2 round corners, 2 flat corners) (use room temperature vulcanizing)
  • Usage: A (LR8)

$0.906.37

Available in 2 shops

Add to cart


Ring kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10037199
  • Quantity in car: 4
  • Piston (standard)
  • Usage: A (LR8)

$?

Add to cart


Ring kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10037200
  • Quantity in car: 4
  • Piston (0.127mm oversize)
  • Usage: A (LR8)

$0.49

Available in 1 shop

Add to cart


Ring kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10037201
  • Quantity in car: 4
  • Piston (0.254mm oversize)
  • Usage: A (LR8)

$?

Add to cart


Cover, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10038405
  • Quantity in car: 1
  • Usage: A (LR8)

$?

Add to cart


Valve, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10038408
  • Quantity in car: 1
  • Oil pressure relief
  • Usage: A (MD9) (2.5R), A (LR8)

$?

Add to cart


Gasket, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10038854
  • Quantity in car: 1
  • Oil pan drain plug (filter) (used with 10044483 plug)
  • Usage: A (LR8)

$11.4312.24

Available in 2 shops

Add to cart


Washer, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10042038
  • Quantity in car: 1
  • Crankshaft balancer (.656x1.65x.320)
  • Usage: A (LR8)

$3.033.25

Available in 2 shops

Add to cart


Bracket, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10042136
  • Quantity in car: 1
  • Fuel feed & return front pipe clip
  • Usage: A (LR8)

$0.49

Available in 1 shop

Add to cart


Key, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10042916
  • Quantity in car: 2
  • Crankshaft pulley hub (pinion, engine balancer housing dowel)
  • Usage: A (LR8)

$?

Add to cart


Rod, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10042989
  • Quantity in car: 4
  • Connect
  • Usage: A (LR8)

$?

Add to cart


Piston, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10043034
  • Quantity in car: 4
  • (with pinion) (.254mm oversize (101.820/101.800mm) (with casting number 10043025) (600 grams)
  • Usage: A (2.5R), A (2.5R)

$?

Add to cart


Bolt, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10043072
  • Quantity in car: 1
  • Water pump (hex flanged head, m10x1.5x120, 26 thread, 18 outside diameter, 9.8, po)
  • Usage: A (LR8)

$2.75

Available in 1 shop

Add to cart


Restrictor, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10043085
  • Quantity in car: 1
  • Usage: A (LR8)

$?

Add to cart


Tube, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10043087
  • Quantity in car: 1
  • Usage: A (LR8), A (LR8)

$?

Add to cart


Flywheel, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044361
  • Quantity in car: 1
  • Usage: A (LR8, MD9)

$?

Add to cart


Flywheel, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044361
  • Quantity in car: 1
  • Engine (with ring gear (when used in place of 10031262, discard starter mtr. shim))
  • Usage: A (LR8, MD9)

$?

Add to cart


Plug, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044483
  • Quantity in car: 1
  • Oil pan drain (m85x2.5)
  • Usage: A (LR8)

$26.1029.22

Available in 2 shops

Add to cart


Shield, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044489
  • Quantity in car: 1
  • Balancer shaft splash
  • Usage: A (LR8)

$?

Add to cart


Camshaft, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044525
  • Quantity in car: 1
  • Usage: A (2.5R)

$?

Add to cart


Crankshaft, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044541
  • Quantity in car: 1
  • (casting 543)
  • Usage: A (LR8)

$?

Add to cart


Cover, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044603
  • Quantity in car: 1
  • Engine front (when replacing cover with 2 weld nuts front oil pan attached, use #3923440 seal. discard front 2 screws (not req'd), fill holes with room temperature vulcanizing))
  • Usage: A (LR8)

$13.9924.52

Available in 38 shops

Add to cart


Stud, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044611
  • Quantity in car: 4
  • Valve lifter guide retain (with washer) (hexagon with washer, 6x1x18.5, 6x1x14.75, 18 outside diameter, 9.8, piece)
  • Usage: A (LR8)

$0.93

Available in 1 shop

Add to cart


Pan, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044674
  • Quantity in car: 1
  • Usage: A (2.5R)

$?

Add to cart


Pan, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10044674
  • Quantity in car: 1
  • Oil (pan, oil (discard restrictor when used on models prior to 1989)
  • Usage: A (2.5R) A/TRNS (MD9)

$?

Add to cart


Bearing kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10048778
  • Quantity in car: 1
  • Crankshaft (rear (.001" undersize)
  • Usage: A (LR8), A (2.5R)

$38.0667.64

Available in 38 shops

Add to cart


Piston, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10065519
  • Quantity in car: 6
  • (with pinion) (0.040mm oversize) (uses standard rings)
  • Usage: A (2.8W)

$?

Add to cart


Stud, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10065558
  • Ignition coil
  • Usage: A

$2.022.18

Available in 2 shops

Add to cart


Guide, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10078973
  • Quantity in car: 4
  • Valve lifter push rod (cylinder 1, 3, 4, 6)
  • Usage: A (2.8W)

$?

Add to cart


Guide, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10078974
  • Quantity in car: 2
  • Valve lifter push rod (cylinder #2, 5)
  • Usage: A (2.8W)

$?

Add to cart


Crankshaft, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10087525
  • Quantity in car: 1
  • Usage: A (2.8W)

$?

Add to cart


Engine, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10089655
  • Quantity in car: 1
  • Usage: A

$?

Add to cart


Hub, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101369
  • Quantity in car: 1
  • Crankshaft pulley (damper)
  • Usage: A (LR8)
  • A Service Bulletin Applies To This Part Number. Per Gm Service Policies And Procedures, Failure To Follow Bulletin Information May Result In The Rejection Of A Warranty Claim.

$?

Add to cart


Piston, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101711
  • Quantity in car: 4
  • (with pinion) (standard) (101.585mm) (with casting number 10035653, 10042074, 10042076 pst weight 600 grams)
  • Usage: A (2.5R)

$?

Add to cart


Piston, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101711
  • Quantity in car: 4
  • (with pinion) (standard) (101.585mm) (with casting number 10035653, 10042074, 10042076 pst weight 600 grams) (1988-89)
  • Usage: A (2.5R)

$?

Add to cart


Piston, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101714
  • Quantity in car: 4
  • (with pinion) (.127mmo.s. (600gm weight) (size 101.710/101.700 millimeter)
  • Usage: A (2.5R)

$?

Add to cart


Piston, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101714
  • Quantity in car: 1
  • (with pinion) (.127mmo.s. (600gm weight) (size 101.710/101.700 millimeter)
  • Usage: A (2.5R)

$?

Add to cart


Pan, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101752
  • Quantity in car: 1
  • Usage: A (LR8)

$?

Add to cart


Camshaft, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101761
  • Quantity in car: 1
  • Usage: A (LR8)

$?

Add to cart


Bolt, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101771
  • Quantity in car: 2
  • Balance shaft housing
  • Usage: A

$?

Add to cart


Bolt, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101775
  • Quantity in car: 1
  • Hex flanged head, 8x1.25x97.5, 42.5 thread, 18.25 o.d.10.9, piece (balance shaft housing)

$?

Add to cart


Gear kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101790
  • Quantity in car: 1
  • Camshaft & crankshaft gear (1988-90)
  • Usage: A (2.5R)

$?

Add to cart


Indicator, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101842
  • Quantity in car: 1
  • Oil level (dip-stick)
  • Usage: A (LR8), A (LR8)

$?

Add to cart


Seal, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101844
  • Quantity in car: 1
  • Usage: A (LR8)

$2.272.75

Available in 38 shops

Add to cart


Sprocket kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101863
  • Quantity in car: 1
  • Crankshaft (with chain)
  • Usage: A (LR8)

$?

Add to cart


Sprocket kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101863
  • Crankshaft (with chain)
  • Usage: A (LR8)

$?

Add to cart


Gasket, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101879
  • Quantity in car: 1
  • Water pump inlet (1st design identify by sealant cavity in pump inlet (use room temperature vulcanizing).2nd design has-flat surface for gasket)
  • Usage: A (LR8)

$?

Add to cart


Tensioner, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101898
  • Quantity in car: 1
  • Accessory drive belt
  • Usage: A (LR8)

$78.3384.28

Available in 2 shops

Add to cart


Tensioner, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10101898
  • Quantity in car: 1
  • Timing chain (with plate wtr jacket hole)
  • Usage: A (LR8)

$78.3384.28

Available in 2 shops

Add to cart


Piston, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10112444
  • Quantity in car: 4
  • (with pinion) (standard) (600gm weight) (101.595/101.585mm diameter)
  • Usage: A (LR8)

$?

Add to cart


Piston, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10112445
  • Quantity in car: 4
  • (with pinion) (.127mm o.s (600gm weight) (101.710/101.700mm) (standard high limit)
  • Usage: A (LR8)

$?

Add to cart


Pulley, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10112468
  • Quantity in car: 1
  • Usage: A (2.5R), A (LR8)

$36.4038.03

Available in 2 shops

Add to cart


Tensioner, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10112519
  • Quantity in car: 1
  • Timing chain
  • Usage: A (LR8)

$22.08

Available in 1 shop

Add to cart


Bolt, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10112540
  • Quantity in car: 6
  • Flywheel (hexagon, m10x1.5x14.75, full thread, 11.9, plain)
  • Usage: A (LR8), A (2.5R)

$1.851.99

Available in 2 shops

Add to cart


Heater, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10137605
  • Quantity in car: 1
  • Engine coolant
  • Usage: A (LR8, K05)

$?

Add to cart


Heater, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10137605
  • Quantity in car: 1
  • Engine coolant (distance between outermost electric terminals of 13.46mm)
  • Usage: A (2.5R)

$?

Add to cart


Heater, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10137649
  • Quantity in car: 1
  • Engine coolant
  • Usage: A (2.8W)

$?

Add to cart


Camshaft, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10181311
  • Quantity in car: 1
  • (machining) (identify by gear drive cam)
  • Usage: A (2.5R)

$?

Add to cart


Ring kit, engine assembly 2.5l l4 (lr8/2.5r)

  • OEM part number: 10181332
  • Quantity in car: 6
  • Piston (1.0mm oversize)
  • Usage: A (2.8W)

$?

Add to cart

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