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Replacement and OEM Parts for 1991 Infiniti Q45 Cooling Systems, Fans, Radiators & Components

1991 Infiniti Q45 Cooling Systems, Fans, Radiators & Components

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Engine & Drivetrain

61 products about 1991 Infiniti Q45 Cooling Systems, Fans, Radiators & Components found

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  • OEM 1991 Infiniti Q45 Radiator Cap Assembly Diagram - 21430-7999C
    View Related Parts

    OEM (Genuine) 1991 Infiniti Q45 Radiator Cap Assembly

    PartNumber: 21430-7999C
    OEM 1991 Infiniti Q45 Radiator Cap Assembly - 21430-7999C
    Product Specifications
    • Other Names: Cap, Filler Cap, Radiator Cap
    • Item Dimensions: 2.6 x 2.6 x 1.0 inches
    • Item Weight: 1.20 Pounds
    • Replaces: 21430-89973, 21430-01F01, 21430-79901, 21430-01F90, 21430-4B701, 21430-4B000, 21430-01F00, 21430-01F02, 21430-4B700, 21430-7999A, 21430-7995A
    • Part Description: 1991 Infiniti Q45 Radiator Cap Assembly
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | A, Base, T | 8 Cyl 4.5 L GAS
    $18.15 MSRP: $24.68
    You Save: $6.53 (27%)
  • Dorman Radiator Mount Bushings for 1991 Infiniti Q45 - 926-281

    Dorman® Radiator Mount Bushings for 1991 Infiniti Q45

    PartNumber: 926-281
    Product Specifications
    • Notes: Pkg Quantity: 2
    • Material: Rubber
    • OE Part Number: 2150610V00
    • Package Contents: 2 Radiator Mount Bushings
    • UPC: 037495931151
    • Part Description: 1991 Infiniti Q45 Radiator Mount Bushings
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
    $4.75
  • Four Seasons Temperature Switch for 1991 Infiniti Q45 - 37489

    Four Seasons® Temperature Switch for 1991 Infiniti Q45

    PartNumber: 37489
    Product Specifications
    • Connector Gender: Female
    • Connector Shape: Oval
    • Function: temperature switch
    • Meets / Exceeds OEM: YES
    • Mnt Sys Loc: System Mount
    • Style: Temperature
    • Terminal Quantity: 2
    • UPC: 096361374898
    • Part Description: 1991 Infiniti Q45 Temperature Switch
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
    $122.87
  • OEM 1991 Infiniti Q45 Cap Reserve Tank Diagram - 21712-50M01
    View Related Parts

    OEM (Genuine) 1991 Infiniti Q45 Cap Reserve Tank

    PartNumber: 21712-50M01
    OEM 1991 Infiniti Q45 Cap Reserve Tank - 21712-50M01
    Product Specifications
    • Other Names: Cap, Reservoir Cap
    • Item Dimensions: 1.5 x 1.6 x 0.2 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 21712-50M00
    • Part Description: 1991 Infiniti Q45 Cap Reserve Tank
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | A, Anniversary Edition, Base, T | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS
    $10.43 MSRP: $14.18
    You Save: $3.75 (27%)
  • Gates Standard Engine Coolant Standard Straight Radiator Hose for 1991 Infiniti Q45 - 24024

    Gates® Standard Engine Coolant Standard Straight Radiator Hose for 1991 Infiniti Q45

    PartNumber: 24024
    Product Specifications
    • Notes: Cut to Length, 4"
    • Centerline Length (ft): 3
    • Centerline Length (m): 0.91
    • Construction: 2-Ply
    • End 1 Inside Diameter: 1.5 in
    • Material: EPDM
    • Molded: No
    • OE Part Number: 6488
    • UPC: 072053108736
    • Working Pressure (psi): 60
    • Part Description: 1991 Infiniti Q45 Standard Engine Coolant Standard Straight Radiator Hose
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $36.12
  • Walker Products Engine Coolant Temperature Sensor for 1991 Infiniti Q45 - 211-91122

    Walker Products® Engine Coolant Temperature Sensor for 1991 Infiniti Q45

    PartNumber: 211-91122
    Product Specifications
    • Notes: Full Service Kit, Incls Sensor, Pigtail, Butt Connectors & Heat Shrink
    • UPC: 724620066450
    • Part Description: 1991 Infiniti Q45 Engine Coolant Temperature Sensor
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $18.73
  • Dayco Engine Coolant Curved Radiator Hose for 1991 Infiniti Q45 - 71607

    Dayco® Engine Coolant Curved Radiator Hose for 1991 Infiniti Q45

    PartNumber: 71607
    Product Specifications
    • Color: Black
    • Contains Heat Shield: N
    • Contains Protective Sleeve: N
    • End 1 Inside Diameter: 1 3/8
    • End 2 Inside Diameter: 1 3/8
    • Hose Type: Single I.D. Hose
    • Material: EPDM
    • OE Part Number: 15781527, 15807203, 2150360U00, 19129804, 2150360U10
    • SAE Specification: SAE J20R4 Class D-1, SAE J1684 Type EC
    • Trunk Height: 13 1/2
    • UPC: 038244159529
    • Part Description: 1991 Infiniti Q45 Engine Coolant Curved Radiator Hose
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
    $15.54
  • STANT 32 mm x 16 mm Cooling System Adapter for 1991 Infiniti Q45 - 12027

    STANT® 32 mm x 16 mm Cooling System Adapter for 1991 Infiniti Q45

    PartNumber: 12027
    Product Specifications
    • Quantity: 1 Piece
    • Size: 32 mm x 16 mm
    • UPC: 033342020276
    • Part Description: 1991 Infiniti Q45 32 mm x 16 mm Cooling System Adapter
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $44.43
  • OEM 1991 Infiniti Q45 Mounting Rubber-Radiator, Upper Diagram - 21506-10V00
    View Related Parts

    OEM (Genuine) 1991 Infiniti Q45 Mounting Rubber-Radiator, Upper

    PartNumber: 21506-10V00
    OEM 1991 Infiniti Q45 Mounting Rubber-Radiator, Upper - 21506-10V00
    Product Specifications
    • Notes: Upper
    • Item Dimensions: 5.1 x 3.0 x 0.1 inches
    • Item Weight: 0.60 Pounds
    • Material: Rubber
    • Fitment Type: Direct Replacement
    • Replaces: 21506-9BL0A
    • Part Description: 1991 Infiniti Q45 Mounting Rubber-Radiator, Upper
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | A, Anniversary Edition, Base, T | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS
    $3.61 MSRP: $4.90
    You Save: $1.29 (27%)
  • Four Seasons Coolant Temperature Sensor for 1991 Infiniti Q45 - 36413

    Four Seasons® Coolant Temperature Sensor for 1991 Infiniti Q45

    PartNumber: 36413
    Product Specifications
    • Connector Gender: Female
    • Connector Shape: Rectangle
    • Fitting Gender: Male
    • Fitting Thread Size: M12 x 1.50
    • Material: Brass
    • Meets / Exceeds OEM: YES
    • Number of Terminals: 2
    • OE Part Number: 8574-18-840
    • Style: Coolant Temp Sensor
    • UPC: 096361364134
    • Part Description: 1991 Infiniti Q45 Coolant Temperature Sensor
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
    $11.81
  • Gates Cooling System Tester Adapter for 1991 Infiniti Q45 - 31428

    Gates® Cooling System Tester Adapter for 1991 Infiniti Q45

    PartNumber: 31428
    Product Specifications
    • Quantity: 1 Piece
    • UPC: 072053433647
    • Part Description: 1991 Infiniti Q45 Cooling System Tester Adapter
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $26.09
  • Walker Products Engine Coolant Temperature Sensor for 1991 Infiniti Q45 - 211-1122

    Walker Products® Engine Coolant Temperature Sensor for 1991 Infiniti Q45

    PartNumber: 211-1122
    Product Specifications
    • UPC: 724620067419
    • Part Description: 1991 Infiniti Q45 Engine Coolant Temperature Sensor
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $13.08
  • Four Seasons Engine Coolant Water Outlet for 1991 Infiniti Q45 - 86186

    Four Seasons® Engine Coolant Water Outlet for 1991 Infiniti Q45

    PartNumber: 86186
    Product Specifications
    • Notes: Outlet
    • Bleeder Screw Included: Not Included
    • Gasket or Seal Included: Not Included
    • Inlet Dia. IN: 1.375
    • Material: Steel
    • Maximum Height: 2.300
    • Meets / Exceeds OEM: Yes
    • Mounting Hole Quantity: 3
    • Outlet Quantity: 1.000
    • Style: w/o Thermostat
    • Thermostat Included: Not Included
    • UPC: 096361086302
    • Part Description: 1991 Infiniti Q45 Engine Coolant Water Outlet
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
    $8.53
  • Gates Engine Coolant Molded Radiator Hose for 1991 Infiniti Q45 - 21935

    Gates® Engine Coolant Molded Radiator Hose for 1991 Infiniti Q45

    PartNumber: 21935
    Product Specifications
    • Branch Quantity: 0
    • Contains Spring: No
    • End 1 Inside Diameter: 1.38 in
    • End 2 Inside Diameter: 1.38 in
    • Material: EPDM, Plastic
    • Modular Hose: No
    • Molded: Yes
    • Number of Quick Connect Fittings: 0
    • OE Part Number: 32526
    • UPC: 072053135336
    • Part Description: 1991 Infiniti Q45 Engine Coolant Molded Radiator Hose
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $17.85
  • Dayco Engine Coolant Curved Radiator Hose for 1991 Infiniti Q45 - 71178

    Dayco® Engine Coolant Curved Radiator Hose for 1991 Infiniti Q45

    PartNumber: 71178
    Product Specifications
    • Notes: Cut to Fit
    • 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: 9369943, 25519576, MB538631, MB356505, MB221570, 25518849, MB605107, MB538692, 8330474, MB356507, 9301599, 1657142010, 1657131130, MB538572, MB356027, MB356963, JF0315186A, JE9615186, JF0315186, MB356904, JE1515186, 3521106, 11531743535, MB222208, JE48151
    • SAE Specification: SAE J20R4 Class D-1, SAE J1684 Type EC
    • Trunk Height: 16
    • UPC: 038244139026
    • Part Description: 1991 Infiniti Q45 Engine Coolant Curved Radiator Hose
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
    $10.59
  • Gates Cooling System Tester Adapter for 1991 Infiniti Q45 - 31378

    Gates® Cooling System Tester Adapter for 1991 Infiniti Q45

    PartNumber: 31378
    Product Specifications
    • Quantity: 1 Piece
    • UPC: 072053020229
    • Part Description: 1991 Infiniti Q45 Cooling System Tester Adapter
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $17.73
  • Dayco Engine Coolant Flexible Radiator Hose for 1991 Infiniti Q45 - 81041

    Dayco® Engine Coolant Flexible Radiator Hose for 1991 Infiniti Q45

    PartNumber: 81041
    Product Specifications
    • UPC: 038244142583
    • Part Description: 1991 Infiniti Q45 Engine Coolant Flexible Radiator Hose
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
    $10.30
  • Gates Radiator Molded Coolant Hose for 1991 Infiniti Q45 - 20137

    Gates® Radiator Molded Coolant Hose for 1991 Infiniti Q45

    PartNumber: 20137
    Product Specifications
    • Notes: Cut to fit
    • 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: 31871
    • UPC: 072053050660
    • Part Description: 1991 Infiniti Q45 Radiator Molded Coolant Hose
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $11.74
  • Gates Standard Radiator Coolant Flexible Hose for 1991 Infiniti Q45 - 25252

    Gates® Standard Radiator Coolant Flexible Hose for 1991 Infiniti Q45

    PartNumber: 25252
    Product Specifications
    • End 1 Inside Diameter: 1.25 in
    • Material: EPDM, Steel
    • Molded: No
    • OE Part Number: 7851, 365710, 459950
    • UPC: 072053066586
    • Part Description: 1991 Infiniti Q45 Standard Radiator Coolant Flexible Hose
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $11.04
  • Gates Engine Coolant Replacement Radiator Cap for 1991 Infiniti Q45 - 31333

    Gates® Engine Coolant Replacement Radiator Cap for 1991 Infiniti Q45

    PartNumber: 31333
    Product Specifications
    • Notes: 13 psi Pressure Rating
    • Cap Depth: 1.06 in
    • Coolant Recovery System: Closed System
    • Filler Neck Depth: 16 mm
    • Filler Neck Inside Diameter: 32 mm
    • Filler Neck Outside Diameter: 43 mm
    • OE Comparison Rating: OE Performance
    • Pressure Rating: 13 psi
    • SAE Pressure Range: 12-16 psi
    • Shell Diameter: 2.59 in
    • UPC: 072053020083
    • Part Description: 1991 Infiniti Q45 Engine Coolant Replacement Radiator Cap
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $7.84
  • facet Engine Coolant Temperature Sender for 1991 Infiniti Q45 - 7-3078

    facet® Engine Coolant Temperature Sender for 1991 Infiniti Q45

    PartNumber: 7-3078
    Product Specifications
    • Part Description: 1991 Infiniti Q45 Engine Coolant Temperature Sender
    Vehicle Fitment
    • 1991 Infiniti Q45 | Base | All Engines
    • 1991 Infiniti Q45 | A | All Engines
    $6.48
  • Hella Engine Coolant Temperature Sensor for 1991 Infiniti Q45 - 009107441

    Hella® Engine Coolant Temperature Sensor for 1991 Infiniti Q45

    PartNumber: 009107441
    Product Specifications
    • Notes: Technology w/Vision
    • Part Description: 1991 Infiniti Q45 Engine Coolant Temperature Sensor
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    • 1991 Infiniti Q45 | Base | All Engines
    • 1991 Infiniti Q45 | A | All Engines
    Show More
    $9.42
  • facet Engine Coolant Temperature Sensor for 1991 Infiniti Q45 - 7-3155

    facet® Engine Coolant Temperature Sensor for 1991 Infiniti Q45

    PartNumber: 7-3155
    Product Specifications
    • Notes: Terminals: 2
    • Part Description: 1991 Infiniti Q45 Engine Coolant Temperature Sensor
    Vehicle Fitment
    • 1991 Infiniti Q45 | Base | All Engines
    • 1991 Infiniti Q45 | A | All Engines
    $13.65
  • CSF OE Style Engine Coolant Radiator Pressure Mini Cap for 1991 Infiniti Q45 - 4502

    CSF® OE Style Engine Coolant Radiator Pressure Mini Cap for 1991 Infiniti Q45

    PartNumber: 4502
    Product Specifications
    • Notes: Mini, 13 psi
    • OE Part Number: 10227
    • UPC: 710353450215
    • Part Description: 1991 Infiniti Q45 OE Style Engine Coolant Radiator Pressure Mini Cap
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $3.97
  • STANT OE Type Engine Coolant Thermostat for 1991 Infiniti Q45 - 14687

    STANT® OE Type Engine Coolant Thermostat for 1991 Infiniti Q45

    PartNumber: 14687
    Product Specifications
    • Notes: Temperature 170 Degrees; Gasket not Reqd, use silicone; OE Temperature
    • Bypass Plate Diameter: 1.11"
    • Flange Diameter (Without Seal): 2.52"
    • Height from Flange to Bottom: 1.26"
    • Height from Flange to Top of Bridge: 0.98"
    • Temperature (F): 170 Degrees
    • UPC: 033342042698
    • Part Description: 1991 Infiniti Q45 OE Type Engine Coolant Thermostat
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $11.75
  • Gates Engine Coolant Safety Release Radiator Cap for 1991 Infiniti Q45 - 31533

    Gates® Engine Coolant Safety Release Radiator Cap for 1991 Infiniti Q45

    PartNumber: 31533
    Product Specifications
    • Notes: 13 psi Pressure Rating; Check hood clearance prior to installing this cap
    • Cap Depth: 1.41 in
    • Coolant Recovery System: Optional System
    • Filler Neck Depth: 16 mm
    • Filler Neck Inside Diameter: 1.61 in
    • Filler Neck Outside Diameter: 43 mm
    • Pressure Rating: 13 psi
    • SAE Pressure Range: 12-16 psi
    • Shell Diameter: 2.2 in
    • UPC: 072053638950
    • Part Description: 1991 Infiniti Q45 Engine Coolant Safety Release Radiator Cap
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $8.22
  • Gates Engine Coolant Molded Radiator Hose for 1991 Infiniti Q45 - 21942

    Gates® Engine Coolant Molded Radiator Hose for 1991 Infiniti Q45

    PartNumber: 21942
    Product Specifications
    • Notes: Cut to fit
    • Branch Quantity: 0
    • Contains Spring: No
    • End 1 Inside Diameter: 1.19 in
    • End 2 Inside Diameter: 1.19 in
    • Material: EPDM
    • Modular Hose: No
    • Molded: Yes
    • Number of Quick Connect Fittings: 0
    • OE Part Number: 32534
    • UPC: 072053135824
    • Part Description: 1991 Infiniti Q45 Engine Coolant Molded Radiator Hose
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
    $11.17
  • Gates Engine Coolant Standard Water Pump for 1991 Infiniti Q45 - 42188

    Gates® Engine Coolant Standard Water Pump for 1991 Infiniti Q45

    PartNumber: 42188
    Product Specifications
    • Housing: Cast Aluminum
    • Impeller Material: Stamped Steel
    • Rotation of Impeller: Standard
    • Timing Belt Driven: No
    • UPC: 072053783575
    • Part Description: 1991 Infiniti Q45 Engine Coolant Standard Water Pump
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | 8 Cyl 4.5L
  • Dayco Engine Coolant Curved Radiator Hose for 1991 Infiniti Q45 - 70825

    Dayco® Engine Coolant Curved Radiator Hose for 1991 Infiniti Q45

    PartNumber: 70825
    Product Specifications
    • Notes: Cut to Fit
    • Color: Black
    • Contains Heat Shield: N
    • Contains Protective Sleeve: N
    • End 1 Inside Diameter: 1 5/16
    • End 1 Outside Diameter: 1 21/32
    • End 2 Inside Diameter: 1 5/16
    • End 2 Outside Diameter: 1 21/32
    • Hose Type: Single I.D. Hose
    • Material: EPDM
    • SAE Specification: SAE J20R4 Class D-1, SAE J1684 Type EC
    • Trunk Height: 12 1/2
    • UPC: 038244135851
    • Part Description: 1991 Infiniti Q45 Engine Coolant Curved Radiator Hose
    More Info
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
  • AISIN Inverter Cooler Water Pump for 1991 Infiniti Q45 - AB1207B

    AISIN® Inverter Cooler Water Pump for 1991 Infiniti Q45

    PartNumber: AB1207B
    Product Specifications
    • Notes: Part Attribute 1 2oz (57g) Tube; 2oz Tube
    • Part Description: 1991 Infiniti Q45 Inverter Cooler Water Pump
    Vehicle Fitment
    • 1991 Infiniti Q45 | All Trims | All Engines
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