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  1. Home
  2. Buick
  3. 1991
  4. Regal
  5. Engine V6

1991 Buick Regal engine v6 parts catalog

Add this car in your garage and make future searches easy.

Clamp, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 01470030
  • Worm type (11/16" to 1 5/16") (thermostat bypass hose)

$?

Add to cart

Stud, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 01635540
  • Quantity in car: 3
  • M8x1.25xm8x1.25x41 zinc coated (throttle body)

$?

Add to cart

Washer, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 02436162
  • Flat, 5/16 inside diameter, 5/8 outside diameter, 1/16thk, zp hard (fuel pipe shield, throttle body, oil level indicator tube, exhaust crossover pipe, engine lift bracket)

$?

Add to cart

Rivet, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 02477054
  • Blind, pop, 0.192/0.196 hole, 0.251/0.375 grip, 0.375 outside diameter, 1010 steel (exhaust crossover pipe heat shield)
  • 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

Gasket, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 05617102
  • Quantity in car: 1
  • Oxygen sensor (for repair purposes)
  • Usage: W

$?

Add to cart

Hose, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 09438381
  • Bulk 5/32x25ft (fuel pressure regulator vacuum)

$?

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Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 09440227
  • Quantity in car: 10
  • Hex flanged head, 5-16-18x1.25, .66 o.d.hdr point, po intake manifold

$?

Add to cart

Rivet (1/8x.318) (heater & air conditioning control & power brake booster vacuum source tube bracket) (also part of 5), engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 09442370
  • Quantity in car: 1

$?

Add to cart

Stud, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 10048662
  • Quantity in car: 1
  • Accelerator control cable bracket (bracket to hd.) (hex flanged head m10x1.5x20, m8x 1.25x15, 21.5 outside diameter, 43.5 total length)
  • Usage: W (L27)

$?

Add to cart

Valve, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 10070107
  • Quantity in car: 1
  • Usage: W (L27)

$8.18—9.68

Available in 38 shops

Add to cart

Manifold, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 10078925
  • Quantity in car: 1
  • Usage: W57

$?

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Nut, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11507095
  • Hexagon m6x1x5.5 9 peor (electronic ignition module)

$0.25—0.49

Available in 38 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11508040
  • Quantity in car: 1
  • Hexagon, m8x1.25x25, 9.8, pzor (water outlet)

$4.53—5.11

Available in 38 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11509192
  • Quantity in car: 2
  • Hexagon, with flat washer, m5x0.8x20, full thread, 14 outside diameter, 9.8, peor (accelerator control cable bracket)

$2.76—2.91

Available in 2 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11509341
  • Quantity in car: 1
  • Hex flanged head, 8x1.25x100, 9.8 plate steel, 17.6-outside diameter, 30mm thread (power steering pump)

$?

Add to cart

Nut, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11514596
  • Hex flanged head, m8x1.25, 17.9 outside diameter, 738 thick, 13mm hexagon, 10, zf (fuel pipe shield, throttle body, oil level indicator tube, exhaust crossover pipe, engine lift bracket)

$0.17—8.53

Available in 3 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11515756
  • Quantity in car: 4
  • Hex flanged head, m8x1.25x20, 17thd, 18 outside diameter, 10.9, 7114m (fuel injector)

$0.48—2.09

Available in 39 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11515756
  • Quantity in car: 1
  • Hex flanged head, m8x1.25x20, 17thd, 18 outside diameter, 10.9, 7114m (drive belt tensioner brace)

$0.48—2.09

Available in 39 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11515763
  • Quantity in car: 1
  • Hex flanged head, m10x1.5x16, 21.5 outside diameter, machine point, 9.8, 7114 (fuel pipe shield)

$2.29—2.84

Available in 38 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11515793
  • Quantity in car: 4
  • Exhaust crossover pipe flange (m8x1.25x4, 10.9)
  • Usage: W (L27), W (L27)

$1.81—3.57

Available in 38 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11516109
  • Quantity in car: 1
  • gen. support (to cylinder head (hex flanged head m10x1.5x65, 21.5 outside diameter, cadmium, 10.9) (hex flanged head m10x1.5x65)
  • Usage: W (L27)

$0.74—2.22

Available in 38 shops

Add to cart

Nut, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11517996
  • Quantity in car: 1
  • Hex flanged head, m10x1.5, 11.2thk, 21.5 outside diameter, 7111m (heater inlet & outlet pipe)

$2.89—3.81

Available in 38 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11561025
  • Hex flanged head, m6x1x16, 13.5 thread, 14.2 outside diameter, gmw25 steel, gmw3200, machine, header-point (crankcase ventilation valve cover)

$0.45—0.50

Available in 38 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11562510
  • Quantity in car: 1
  • Vacuum source harness manifold (6x1x47)
  • Usage: W (L27)

$2.86—3.37

Available in 38 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11571223
  • Quantity in car: 3
  • Hex flanged head m8x1.25x35 10.9 pzor (engine coolant manifold)

$0.47—2.45

Available in 39 shops

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 11588711
  • Quantity in car: 1
  • Hex flanged head, m6x1x16, 10 thread, 14.2 outside diameter, 8.8 steel, gmw3359 (heater inlet pipe)

$0.63—4.63

Available in 39 shops

Add to cart

Retainer, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12020833
  • Quantity in car: 1
  • Engine control module wiring harness connect (gray) (push-in) (1" long)
  • Usage: W (L27, D06, UB3), W (L27)

$0.81—0.85

Available in 2 shops

Add to cart

Retainer, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12020833
  • Quantity in car: 1
  • Engine control module wiring harness connect
  • Usage: W (L27)

$0.81—0.85

Available in 2 shops

Add to cart

Wire, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12036964
  • Quantity in car: 1
  • Spark plug #3 cylinder (20" style b) (grease boots)
  • Usage: W (L27)

$9.59—10.79

Available in 2 shops

Add to cart

Wire, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12036965
  • Quantity in car: 1
  • Spark plug (#5 cylinder (22" style b) (grease boot)
  • Usage: W (L27)

$12.17—13.69

Available in 2 shops

Add to cart

Wire, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12036970
  • Quantity in car: 1
  • Spark plug (#4 cylinder (style b) (grease boot)
  • Usage: W (L27)

$10.69—12.03

Available in 2 shops

Add to cart

Wire, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12073950
  • Quantity in car: 1
  • Spark plug #1 cylinder (16" style b)
  • Usage: W (L27)

$9.58

Available in 1 shop

Add to cart

Wire, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12073957
  • Quantity in car: 2
  • Spark plug (#2, #6 cylinder (36" style b) (grease boot)
  • Usage: W (L27)

$14.92—16.78

Available in 2 shops

Add to cart

Harness, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12127654
  • Quantity in car: 1
  • Usage: W (L27)

$?

Add to cart

Armature kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12328750
  • Quantity in car: 12
  • Valve rocker (with ball & pivot)
  • Usage: W (L27)

$?

Add to cart

Strap, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12337820
  • Quantity in car: 1
  • 15" tie strap (electronic ignition module wiring harness)
  • 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.

$1.10—2.09

Available in 39 shops

Add to cart

Gasket kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12338840
  • Quantity in car: 1
  • Intake manifold
  • Usage: W (L27)

$24.43—43.77

Available in 38 shops

Add to cart

Loctite pipe-with teflon 50cc tube (engine coolant temp indicator switch hole plug) (acdelco #10-2008), engine assembly 3.8l v6 (l27/3.8l)

$0.51—50.92

Available in 3 shops

Add to cart

Room temperature vulcanizing t-330, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12346141
  • 3 oz. cartridge intake manifold

$?

Add to cart

Gasket kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12351002
  • Quantity in car: 1
  • Usage: W (L27)

$?

Add to cart

Gasket kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12351005
  • Quantity in car: 1
  • Cylinder head
  • Usage: W19 (L27) (TYPE 2 VIN 800, 001 & GREATER) (2ND DES), W

$?

Add to cart

Gasket kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12351017
  • Quantity in car: 1
  • Cylinder head (consists of cylinder head gaskets only with instruction sht)
  • Usage: W (L27)

$?

Add to cart

Spring kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12354124
  • Quantity in car: 12
  • Usage: W (L27)

$10.44

Available in 1 shop

Add to cart

Lubricant, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12377953
  • Anti-seize (dry film), 4 0z., brush top can (for repair purposes)
  • Usage: W (L27)

$?

Add to cart

Gasket kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12513084
  • Quantity in car: 1
  • Intake manifold (includes inlet & rh/lh plenum gaskets)
  • Usage: W57 (3.1T)

$?

Add to cart

Cap, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12573338
  • Quantity in car: 1
  • Usage: W (L27)

$6.49—13.77

Available in 38 shops

Add to cart

Cover RH, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12590365
  • Quantity in car: 1
  • Usage: W (L27)

$48.49—60.71

Available in 38 shops

Add to cart

Cover LH, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 12590366
  • Quantity in car: 1
  • Usage: W (L27)

$48.49—53.65

Available in 38 shops

Add to cart

Stud, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 14033946
  • Quantity in car: 2
  • Engine mount strut bracket (to cylinder head inboard/outboard upper) (m10x1.5x20/m10x1.5x30.5)
  • Usage: W (L27)

$2.38—2.56

Available in 2 shops

Add to cart

Plug, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 14090911
  • Quantity in car: 1
  • 3/8-18 dry seal (engine coolant temp indicator switch hole)

$0.40—2.89

Available in 2 shops

Add to cart

Sensor, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 15326386
  • Quantity in car: 1
  • Engine coolant temp (engine control module function) (2-way male) (used for clusters with oil gage & light combination) (use with 12101899 connect)
  • Usage: W (L27), W (L27)

$0.40—58.62

Available in 39 shops

Add to cart

Shield, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 15336959
  • Quantity in car: 3
  • Spark plug wire
  • Usage: W (L27)

$4.48—5.04

Available in 2 shops

Add to cart

Body, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 17092193
  • Quantity in car: 1
  • Throttle (component parts serviced)
  • Usage: W (FOR MDL APPL & POA SEE THROT BODY CHT)

$?

Add to cart

Lifter, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 17122490
  • Quantity in car: 12
  • Valve (hydraulic, roller, non-active fuel management lifter)
  • Usage: W (L27)

$32.74—49.88

Available in 38 shops

Add to cart

Wire kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 19154581
  • Quantity in car: 1
  • Spark plug
  • Usage: W (L27)

$36.72—40.84

Available in 38 shops

Add to cart

Spark plug, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 19158000
  • Quantity in car: 6
  • (standard plug)
  • Usage: W (L27)

$1.64

Available in 1 shop

Add to cart

Spark plug, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 19158029
  • Quantity in car: 6
  • (platinum plug)
  • Usage: W (L27)

$5.53—11.02

Available in 38 shops

Add to cart

Seal kit, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 19178978
  • Quantity in car: 1
  • Usage: W, W (L27)

$14.26—16.71

Available in 38 shops

Add to cart

Sensor, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 19187357
  • Quantity in car: 1
  • Engine coolant temp (all makes)
  • Usage: WB19 (L27), WB57 (L27), WD19 (L27), WD57 (L27), WM19 (L27)

$22.37—26.05

Available in 2 shops

Add to cart

Seal, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24100002
  • Quantity in car: 1
  • Oil filler cap (O-ring) (27.94mm inside diameter) (size #320)
  • Usage: W (L27)

$0.43

Available in 1 shop

Add to cart

Bolt, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500055
  • Quantity in car: 2
  • Valve lifter guide retain (to cylinder block) (5/16-18x.855 with flat washer)
  • Usage: W (L27)

$2.76—2.91

Available in 2 shops

Add to cart

Stud, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500136
  • Quantity in car: 1
  • Positive crankcase ventilation valve cover (cover to intake manifold inboard location) (m6x1x16, m6x1x14.7)
  • Usage: W (L27)

$0.47

Available in 1 shop

Add to cart

Nut, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500137
  • Quantity in car: 1
  • Fuel injector sight shield
  • Usage: W (L27)

$?

Add to cart

Pipe, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500139
  • Quantity in car: 1
  • Heater inlet (heater pipes point to the rear of the vehicle.)
  • Usage: W (L27) (1ST DES)

$0.88

Available in 1 shop

Add to cart

Gasket, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500166
  • Quantity in car: 1
  • Throttle body (intake manifold to throttle body)
  • Usage: W (L27)

$7.16—12.85

Available in 38 shops

Add to cart

Shield, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500187
  • Quantity in car: 1
  • Fuel pipe
  • Usage: W (L27)

$?

Add to cart

Seal, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500321
  • Quantity in car: 1
  • Heater inlet pipe (O-ring)
  • Usage: W (L27)

$1.17—2.18

Available in 38 shops

Add to cart

Shield, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500344
  • Quantity in car: 1
  • Usage: W (L27)

$?

Add to cart

Head, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500363
  • Quantity in car: 2
  • Usage: W (L27), W57 (3.8L)

$?

Add to cart

Spring, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500431
  • Quantity in car: 1
  • Positive crankcase ventilation valve
  • Usage: W (L27)

$5.05—5.42

Available in 2 shops

Add to cart

Bracket, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500449
  • Quantity in car: 1
  • gen. brace
  • Usage: W (L27)

$5.87

Available in 1 shop

Add to cart

Bracket, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500494
  • Quantity in car: 1
  • Accelerator control cable (to throttle body)
  • Usage: W (L27)

$?

Add to cart

Outlet, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500500
  • Quantity in car: 1
  • Water
  • Usage: W (L27)

$19.17—21.57

Available in 2 shops

Add to cart

Cover, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500537
  • Quantity in car: 1
  • Positive crankcase ventilation valve
  • Usage: W (L27)

$?

Add to cart

Gasket, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500539
  • Quantity in car: 1
  • Positive crankcase ventilation valve cover
  • Usage: W (L27)

$?

Add to cart

Seal, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500650
  • Quantity in car: 2
  • Throttle body heater inlet pipe (O-ring) (heater inlet & outlet pipe)
  • Usage: W (L27)

$4.97—5.71

Available in 2 shops

Add to cart

Cap, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24500873
  • Quantity in car: 12
  • Valve spring
  • Usage: W (L27)

$?

Add to cart

Pipe, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501107
  • Quantity in car: 1
  • Usage: W (L27) (2ND DES)

$0.88—12.52

Available in 2 shops

Add to cart

Harness, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501262
  • Quantity in car: 1
  • Vacuum source
  • Usage: W57 (L27), W19 (L27) (TYPE 2 VIN 800001 & GREATER), W57 (3.8L)

$?

Add to cart

Valve, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501290
  • Quantity in car: 6
  • Intake (standard)
  • Usage: W (L27)

$3.00

Available in 1 shop

Add to cart

Manifold, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501293
  • Quantity in car: 1
  • Vacuum source
  • Usage: W57 (L27), W19 (L27) (TYPE 2 VIN 800001 & GREATER)

$2.72

Available in 1 shop

Add to cart

Pipe, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501462
  • Quantity in car: 1
  • Heater inlet (on engine)
  • Usage: W (L27)

$?

Add to cart

Pipe, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501462
  • Quantity in car: 1
  • Usage: W (L27)

$?

Add to cart

Injector, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501509
  • Quantity in car: 6
  • Sequential multiport fuel (component parts serviced) (requires o-ring part number 17113544)
  • Usage: W (L27)

$95.59—99.72

Available in 2 shops

Add to cart

Manifold, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501613
  • Quantity in car: 1
  • Usage: W (L27)

$?

Add to cart

Valve, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501667
  • Quantity in car: 6
  • Exhaust (standard)
  • Usage: W (L27)

$?

Add to cart

Valve, engine assembly 3.8l v6 (l27/3.8l)

  • OEM part number: 24501717
  • Quantity in car: 6
  • Intake (.010" oversize)
  • Usage: W (L27)

$?

Add to cart

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