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Replacement and OEM Parts for 1991 GMC Syclone Cooling Systems, Fans, Radiators & Components

1991 GMC Syclone Cooling Systems, Fans, Radiators & Components

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Engine & Drivetrain

113 products about 1991 GMC Syclone Cooling Systems, Fans, Radiators & Components found

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  • OEM 1991 GMC Syclone Fan Switch Diagram - 15326386
    View Related Parts

    OEM (Genuine) 1991 GMC Syclone Fan Switch

    PartNumber: 15326386
    OEM 1991 GMC Syclone Fan Switch - 15326386
    Product Specifications
    • Notes: S-Series; 2 Terminal
    • Item Dimensions: 2.9 x 1.2 x 0.8 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25036979, 12146312
    • Part Description: Fan Switch
    More Info
    $27.05 MSRP: $51.06
    You Save: $24.01 (48%)
  • Dorman OE Solutions Inlet Outlet Assembly Oil Cooler Line for 1991 GMC Syclone - 625-102

    Dorman® OE Solutions Inlet Outlet Assembly Oil Cooler Line for 1991 GMC Syclone

    PartNumber: 625-102
    Product Specifications
    • Color or Finish: Natural
    • Hose Attachment End 1: Block Connector
    • Hose Attachment End 2: Block Connector
    • Hose Material: Rubber/Metal
    • Hose Overall Length (In): 41"
    • UPC: 019495034117
    • Part Description: OE Solutions Inlet Outlet Assembly Oil Cooler Line
    More Info
    $60.80
  • OEM 1991 GMC Syclone Oil Filter Diagram - 19210286
    View Related Parts

    OEM (Genuine) 1991 GMC Syclone Oil Filter

    PartNumber: 19210286
    OEM 1991 GMC Syclone Oil Filter - 19210286
    Product Specifications
    • Notes: 4.3 Liter
    • Other Names: Oil Filter
    • Item Dimensions: 3.4 x 3.3 x 3.4 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25171377, 19256043
    • Part Description: Oil Filter
    More Info
    $4.73 MSRP: $8.54
    You Save: $3.81 (45%)
  • Gates Engine Coolant Standard Water Pump for 1991 GMC Syclone - 43114

    Gates® Engine Coolant Standard Water Pump for 1991 GMC Syclone

    PartNumber: 43114
    Product Specifications
    • Housing: Cast Iron
    • Impeller Material: Stamped Steel
    • Number of Outlets: 2
    • Rotation of Impeller: Reverse
    • Timing Belt Driven: No
    • UPC: 072053776065
    • Part Description: Engine Coolant Standard Water Pump
    More Info
    $24.90
  • Four Seasons Auxiliary Engine Cooling Fan for 1991 GMC Syclone - 37140

    Four Seasons® Auxiliary Engine Cooling Fan for 1991 GMC Syclone

    PartNumber: 37140
    Product Specifications
    • Notes: Universal Fit Super Duty Electric Puller Primary Fan. Incls mounting hardware. Controls not Incld.
    • Material: Plastic
    • Performance Rated: Yes
    • SDS Required: No (135233618)
    • UPC: 096361089945
    • Part Description: Auxiliary Engine Cooling Fan
    More Info
    $91.74
  • Dorman OE Solutions Inlet Outlet Assembly Oil Cooler Line for 1991 GMC Syclone - 625-176

    Dorman® OE Solutions Inlet Outlet Assembly Oil Cooler Line for 1991 GMC Syclone

    PartNumber: 625-176
    Product Specifications
    • Color or Finish: Natural
    • Hose Attachment End 1: Block Connector
    • Hose Attachment End 2: Male Threads
    • Hose Material: Rubber/Metal
    • Hose Overall Length (In): 8"
    • UPC: 019495063018
    • Part Description: OE Solutions Inlet Outlet Assembly Oil Cooler Line
    More Info
    $58.18
  • Delphi Coolant Temperature Sensor for 1991 GMC Syclone - TS10075

    Delphi® Coolant Temperature Sensor for 1991 GMC Syclone

    PartNumber: TS10075
    Product Specifications
    • Connector Gender: Female
    • Connector Quantity: 1
    • Connector Shape: Oval
    • Mounting Type: Threaded Nut
    • Terminal Gender: Male
    • Terminal Quantity: 2
    • Terminal Type: Pin
    • UPC: 689604110423
    • Wiring Harness Included: No
    • Part Description: Coolant Temperature Sensor
    More Info
    $18.49
  • Gates Engine Coolant Molded Radiator Hose for 1991 GMC Syclone - 21994

    Gates® Engine Coolant Molded Radiator Hose for 1991 GMC Syclone

    PartNumber: 21994
    Product Specifications
    • Branch Quantity: 0
    • Contains Spring: No
    • End 1 Inside Diameter: 1.25 in
    • End 2 Inside Diameter: 1.25 in
    • Material: EPDM
    • Modular Hose: No
    • Molded: Yes
    • Number of Quick Connect Fittings: 0
    • OE Part Number: 4341
    • UPC: 072053248210
    • Part Description: Engine Coolant Molded Radiator Hose
    More Info
    $22.20
  • Dorman Engine Cooling Fan Blade for 1991 GMC Syclone - 620-197

    Dorman® Engine Cooling Fan Blade for 1991 GMC Syclone

    PartNumber: 620-197
    Product Specifications
    • Notes: wo/AC
    • Airflow Type: Pusher
    • Blade Count: 3
    • Blade Thickness: 2.5 mm
    • Blade Type: Forward Align Fin
    • Bolt Circle Diameter: 83 mm
    • Color/Finish: Black
    • Diameter: 464 mm
    • Flexible Blades: No
    • Hub Depth: 55 mm
    • Hub Material: Steel
    • Installation Hardware Included: No
    • Item Grade: Standard Replacement
    • Material: Steel
    • Maximum RPM: 3000 RPM
    • OE Part Number: 15600390
    • Package Contents: 1 Clutch Fan Assembly
    • Package Quantity: 1
    • Packaging Type: Box
    • Rotation: Clockwise
    • UPC: 889245532121
    • Part Description: Engine Cooling Fan Blade
    More Info
    $39.75
  • OEM 1991 GMC Syclone Filler Cap Diagram - 10409635
    View Related Parts

    OEM (Genuine) 1991 GMC Syclone Filler Cap

    PartNumber: 10409635
    OEM 1991 GMC Syclone Filler Cap - 10409635
    Product Specifications
    • Notes: 6 Cylinder
    • Other Names: Cap, Filler Cap, Radiator Cap
    • Item Dimensions: 2.6 x 2.4 x 1.6 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 6410785, 10283897, 06410785, 15953298
    • Part Description: Filler Cap
    More Info
    $11.70 MSRP: $21.17
    You Save: $9.47 (45%)
  • Victor Reinz Engine Coolant Water Pump Gasket for 1991 GMC Syclone - 71-14657-00

    Victor Reinz® Engine Coolant Water Pump Gasket for 1991 GMC Syclone

    PartNumber: 71-14657-00
    Product Specifications
    • Notes: To Plate
    • Color: Color May Vary
    • Inside Diameter (in): 4.030 in
    • Material: Fiber
    • Mount Hole Quantity: 6
    • Thickness (in): 0.031 in
    • UPC: 023913681333
    • Part Description: Engine Coolant Water Pump Gasket
    More Info
    $2.01
  • Four Seasons Auxiliary Engine Cooling Fan for 1991 GMC Syclone - 37141

    Four Seasons® Auxiliary Engine Cooling Fan for 1991 GMC Syclone

    PartNumber: 37141
    Product Specifications
    • Notes: Universal Fit Super Duty Electric Pusher Primary Fan. Incls mounting hardware. Controls not Incld.
    • Material: Plastic
    • Performance Rated: Yes
    • SDS Required: No (135233618)
    • UPC: 096361089952
    • Part Description: Auxiliary Engine Cooling Fan
    More Info
    $102.23
  • Spectra Premium Complete Radiator for 1991 GMC Syclone - CU681

    Spectra Premium® Complete Radiator for 1991 GMC Syclone

    PartNumber: CU681
    Product Specifications
    • Notes: w/o EOC (Eng Oil Cooler); Radiator Cap Is Reqd
    • Core Material: Aluminum
    • Height: 26 1/4"
    • Inlet: 1 5/16"
    • Inlet Header: 16 7/16" x 2 3/8"
    • Outlet: 1 9/16"
    • Outlet Header: 16 7/16" x 2 3/8"
    • Row: 1
    • Tank Material: Plastic
    • Thickness: 1 1/4"
    • TOC: Plated; 11 1/2"
    • UPC: 671607715361
    • Width: 16 1/4"
    • Part Description: Complete Radiator
    More Info
    $123.70
  • Dayco Engine Coolant Curved Radiator Hose for 1991 GMC Syclone - 71420

    Dayco® Engine Coolant Curved Radiator Hose for 1991 GMC Syclone

    PartNumber: 71420
    Product Specifications
    • Color: Black
    • Contains Heat Shield: N
    • Contains Protective Sleeve: N
    • End 1 Inside Diameter: 1 1/4
    • End 2 Inside Diameter: 1 1/4
    • Hose Type: Single I.D. Hose
    • Material: EPDM
    • OE Part Number: 15561134, 15689279, 15977635, 15627449
    • SAE Specification: SAE J20R4 Class D-1, SAE J1684 Type EC
    • Trunk Height: 20 3/4
    • UPC: 038244141401
    • Part Description: Engine Coolant Curved Radiator Hose
    More Info
    $19.09
  • Gates Standard Radiator Coolant Flexible Hose for 1991 GMC Syclone - 25260

    Gates® Standard Radiator Coolant Flexible Hose for 1991 GMC Syclone

    PartNumber: 25260
    Product Specifications
    • End 1 Inside Diameter: 1.25 in
    • Material: EPDM, Steel
    • Molded: No
    • OE Part Number: 7896
    • UPC: 072053066630
    • Part Description: Standard Radiator Coolant Flexible Hose
    More Info
    $20.52
  • OEM 1991 GMC Syclone Water Pump Assembly Diagram - 19417097
    View Related Parts

    OEM (Genuine) 1991 GMC Syclone Water Pump Assembly

    PartNumber: 19417097
    OEM 1991 GMC Syclone Water Pump Assembly - 19417097
    Product Specifications
    • Notes: 6 Cylinder, 4.3
    • Other Names: Water Pump, Water Pump Assembly
    • Item Dimensions: 13.5 x 8.7 x 8.7 inches
    • Item Weight: 14.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 88894005, 12369487, 12532529, 12532531, 19201601
    • Part Description: Water Pump Assembly
    More Info
    $133.84 MSRP: $252.53
    You Save: $118.69 (48%)
  • Dorman Engine Cooling Fan Blade for 1991 GMC Syclone - 621-324

    Dorman® Engine Cooling Fan Blade for 1991 GMC Syclone

    PartNumber: 621-324
    Product Specifications
    • Notes: w/AC
    • Blades Count: 5
    • Color: Black
    • Diameter: 18.2"
    • Installation Hardware Included: No
    • Item Grade: Standard Replacement
    • Material: Plastic
    • OE Part Number: 15659204, 15-80717
    • Package Contents: Fan Blade
    • UPC: 019495252917
    • Part Description: Engine Cooling Fan Blade
    More Info
    $34.51
  • Victor Reinz Engine Coolant Water Outlet Gasket Wo Water Bypass Hole for 1991 GMC Syclone - 71-13524-00

    Victor Reinz® Engine Coolant Water Outlet Gasket Wo Water Bypass Hole for 1991 GMC Syclone

    PartNumber: 71-13524-00
    Product Specifications
    • Notes: Fiber;with 2 Bolt Holes;Universal Type;1-13/16in I.D.;Water Outlet
    • Complete: Y
    • Contains Applications: Y
    • Material: Fiber
    • Mount Hole Quantity: 2
    • Release Wave: 12/15/2017
    • Thickness: 0.064
    • UPC: 023913670672
    • Part Description: Engine Coolant Water Outlet Gasket Wo Water Bypass Hole
    More Info
    $1.82
  • GMB Engine Cooling Fan Clutch for 1991 GMC Syclone - 930-2310

    GMB® Engine Cooling Fan Clutch for 1991 GMC Syclone

    PartNumber: 930-2310
    Product Specifications
    • Notes: Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty; w/AC
    • Clutch Type: Thermal
    • Rotation: Counter Clockwise
    • UPC: 083286188426
    • Part Description: Engine Cooling Fan Clutch
    More Info
    $53.24
  • Gates Premium Engine Coolant Thermostat for 1991 GMC Syclone - 33006S

    Gates® Premium Engine Coolant Thermostat for 1991 GMC Syclone

    PartNumber: 33006S
    Product Specifications
    • Notes: 160 Degree; Alternate Temperature
    • Depth from Flange: 0.83"
    • Design: Reverse Poppet
    • Flange Diameter: 2.13"
    • Height from Flange: 0.84"
    • Includes Installation Tool: No
    • Jiggle Pin/Check Valve: No
    • Material: Stainless Steel, Copper
    • Number of Gaskets: 0
    • Number of Seals: 0
    • Temperature (C): 71
    • Temperature (F): 160
    • Total Height: 1.67"
    • Type: Premium Thermostat
    • UPC: 072053298451
    • Part Description: Premium Engine Coolant Thermostat
    More Info
    $8.67
  • Four Seasons Auxiliary Engine Cooling Fan for 1991 GMC Syclone - 37139

    Four Seasons® Auxiliary Engine Cooling Fan for 1991 GMC Syclone

    PartNumber: 37139
    Product Specifications
    • Notes: Universal Fit Super Duty Electric Pusher Auxiliary Fan. Add on fans used to supplement the primary Eng cooling fan. Incls mounting hardware. Controls not Incld.
    • Depth IN: 2.56"
    • Dia. IN: 12.000
    • Fan Quantity: 1
    • Material: Plastic
    • Mounting Hardware: Included
    • Performance Rated: Yes
    • SDS Required: No (135233618)
    • UPC: 096361089938
    • Part Description: Auxiliary Engine Cooling Fan
    More Info
    $96.70
  • Dorman Engine Coolant Thermostat Housing for 1991 GMC Syclone - 902-2003

    Dorman® Engine Coolant Thermostat Housing for 1991 GMC Syclone

    PartNumber: 902-2003
    Product Specifications
    • Notes: Cover
    • Air Vent (Bleeder Valve): Yes
    • Bolt Hole Diameter: 0.313"
    • Bolt Hole Quantity: 2
    • Bolts Included: No
    • Color/Finish: Natural
    • Housing Neck Angle (°): 75 Degree
    • Material: Metal
    • O Rings Included: Not Required
    • OE Part Number: 10172831
    • Outlet Diameter: 1.188"
    • Thermostat Included: No
    • UPC: 885484545380
    • Part Description: Engine Coolant Thermostat Housing
    More Info
    $11.70
  • OEM 1991 GMC Syclone Lower Hose Diagram - 15149147
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    OEM (Genuine) 1991 GMC Syclone Lower Hose

    PartNumber: 15149147
    OEM 1991 GMC Syclone Lower Hose - 15149147
    Product Specifications
    • Notes: 6 Cylinder, 4.3
    • Other Names: Hose, Lower Hose
    • Item Dimensions: 15.2 x 6.6 x 5.1 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15661066
    • Part Description: Lower Hose
    More Info
    $27.84 MSRP: $42.00
    You Save: $14.16 (34%)
  • OEM 1991 GMC Syclone Lower Hose Diagram - 15149147
    View Related Parts

    OEM (Genuine) 1991 GMC Syclone Lower Hose

    PartNumber: 15149147
    OEM 1991 GMC Syclone Lower Hose - 15149147
    Product Specifications
    • Notes: 6 Cylinder, 4.3
    • Other Names: Hose, Lower Hose
    • Item Dimensions: 15.2 x 6.6 x 5.1 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15661066
    • Part Description: Lower Hose
    More Info
    $27.84 MSRP: $42.00
    You Save: $14.16 (34%)
  • Victor Reinz Engine Coolant Water Pump Gasket for 1991 GMC Syclone - 71-14654-00

    Victor Reinz® Engine Coolant Water Pump Gasket for 1991 GMC Syclone

    PartNumber: 71-14654-00
    Product Specifications
    • Notes: To Block
    • Color: Color May Vary
    • Inside Diameter (in): 1.079 in
    • Material: Fiber
    • Mount Hole Quantity: 3
    • Thickness (in): 0.027 in
    • UPC: 023913681302
    • Part Description: Engine Coolant Water Pump Gasket
    More Info
    $1.88
  • GMB Engine Cooling Fan Clutch for 1991 GMC Syclone - 930-2400

    GMB® Engine Cooling Fan Clutch for 1991 GMC Syclone

    PartNumber: 930-2400
    Product Specifications
    • Notes: Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; HD; w/AC
    • Clutch Type: Thermal
    • Rotation: Counter Clockwise
    • UPC: 083286188518
    • Part Description: Engine Cooling Fan Clutch
    More Info
    $44.35
  • Gates Premium Engine Coolant Thermostat for 1991 GMC Syclone - 33008S

    Gates® Premium Engine Coolant Thermostat for 1991 GMC Syclone

    PartNumber: 33008S
    Product Specifications
    • Notes: 180 Degree; Alternate Temperature
    • Depth from Flange: 0.84"
    • Design: Reverse Poppet
    • Flange Diameter: 2.13"
    • Height from Flange: 0.86"
    • Includes Installation Tool: No
    • Jiggle Pin/Check Valve: No
    • Material: Stainless Steel, Copper
    • Number of Gaskets: 0
    • Number of Seals: 0
    • Temperature (C): 82
    • Temperature (F): 180
    • Total Height: 1.7"
    • Type: Premium Thermostat
    • UPC: 072053298468
    • Part Description: Premium Engine Coolant Thermostat
    More Info
    $8.01
  • Four Seasons Electric Fan Kit for 1991 GMC Syclone - 36897

    Four Seasons® Electric Fan Kit for 1991 GMC Syclone

    PartNumber: 36897
    Product Specifications
    • Notes: Universal Fit Primary cooling fan. Reversible for push or pull operation. Includes mounting hardware. Controls not included.
    • Blade Color A : Black
    • Blade Material: Plastic; Reinforced Nylon
    • Blade Quantity: 8
    • Blade Type: curved 'S' blade
    • CFM Free Air High: 1250
    • CFM Free Air Low: 1250
    • CFM Rad Mnt High: 1050
    • CFM Rad Mnt Low: 1050
    • Color: Black
    • Depth IN: 3.71"
    • Dia. IN: 14.000
    • Dia. MM: 355.600
    • Fan 1 Diameter: 14.000
    • Fan Clutch Mounted: no
    • Fan Quantity: 1
    • Fan Type: Universal Electric fan
    • Material: Reinforced Nylon
    • Mounting Hardware: Included
    • O.E. Replacement: No
    • Performance Rated: Yes
    • Rotation: Reversible
    • SDS Required: No (135233618)
    • Shroud Color: Black
    • Shroud Included: finger guard on fan
    • Shroud Material: Plastic; reinforced nylon
    • Style: Reversible Fan
    • Universal Or Specific Fit: Universal Electric fan
    • UPC: 096361368972
    • Voltage: 12
    • Volume (CFM): 1085
    • Wiring Harness Length: 36.000
    • Part Description: Electric Fan Kit
    More Info
    $74.86
  • Dorman Automatic Transmission Oil Cooler Line Connector for 1991 GMC Syclone - 800-755

    Dorman® Automatic Transmission Oil Cooler Line Connector for 1991 GMC Syclone

    PartNumber: 800-755
    Product Specifications
    • Notes: 5/16"; Trans Fluid Cooler Pipe Fitting To Case; Pkg Quantity: 1
    • Fitting Angle: Straight
    • Fitting Attachment End 1: Male Thread
    • Fitting Attachment End 2: Female Thread
    • Fitting Size End 1 (in): 0.25"
    • Fitting Size End 2 (in): 0.5"
    • Line Fitting Type: Transmission Line Connector
    • Material: Brass
    • OE Part Number: 08637742, 8-08637-742-0, 8-08677-662-0
    • Thread Sealer Present: Yes
    • UPC: 019495079743
    • Part Description: Automatic Transmission Oil Cooler Line Connector
    More Info
    $6.61
  • GMB Engine Coolant Water Pump for 1991 GMC Syclone - 130-1620

    GMB® Engine Coolant Water Pump for 1991 GMC Syclone

    PartNumber: 130-1620
    Product Specifications
    • Notes: OE Replacement
    • Housing Material: Cast Iron
    • Hub Height: 6.93 in
    • Hub Pilot Diameter: 2.62 in
    • Impeller Material: Metal
    • Impeller Rotation: Reverse
    • UPC: 826732530741
    • Water Pump Drive Type: Serpentine Belt
    • Part Description: Engine Coolant Water Pump
    More Info
    $44.10
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