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Replacement and OEM Parts for Mercury Timing Belt Idler Pulley
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Mercury Timing Belt Idler Pulley

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Timing Belts, Chains, Cams & Related Parts
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  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 6L3Z-6C348-A
    OEM Mercury Serpentine Idler Pulley - 6L3Z-6C348-A
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $26.44 MSRP: $38.67
    You Save: $12.23 (32%)
  • Gates Powergrip Timing Belt Idler Pulley for Mercury - T42005

    Gates® Powergrip Timing Belt Idler Pulley for Mercury

    PartNumber: T42005
    Product Specifications
    • Contact Surface: Smooth/Backside
    • Flanged: No
    • Material: Steel
    • Pulley Outside Diameter: 52 mm
    • Pulley Width: 0.98"
    • UPC: 072053881561
    • Part Description: Mercury Powergrip Timing Belt Idler Pulley
    More Info
    $61.31
  • SKF Timing Belt Idler Pulley for Mercury - TBP64005

    SKF® Timing Belt Idler Pulley for Mercury

    PartNumber: TBP64005
    Product Specifications
    • Quantity Per Application: 1
    • UPC: 085311483155
    • Part Description: Mercury Timing Belt Idler Pulley
    More Info
    $26.07
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 1L2Z-6C348-AA
    OEM Mercury Serpentine Idler Pulley - 1L2Z-6C348-AA
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 5.1 x 4.5 x 2.2 inches
    • Item Weight: 1.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $31.31 MSRP: $45.00
    You Save: $13.69 (31%)
  • SKF Timing Belt Idler Pulley for Mercury - TBP64003

    SKF® Timing Belt Idler Pulley for Mercury

    PartNumber: TBP64003
    Product Specifications
    • Quantity Per Application: 1
    • UPC: 085311483131
    • Part Description: Mercury Timing Belt Idler Pulley
    More Info
    $16.39
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 6L2Z-6C348-A
    OEM Mercury Serpentine Idler Pulley - 6L2Z-6C348-A
    Product Specifications
    • Item Dimensions: 5.3 x 4.4 x 3.0 inches
    • Item Weight: 1.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: F7CZ-6C348-AA
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $28.53 MSRP: $41.00
    You Save: $12.47 (31%)
  • Gates Powergrip Upper Timing Belt Idler Pulley for Mercury - T42035

    Gates® Powergrip Upper Timing Belt Idler Pulley for Mercury

    PartNumber: T42035
    Product Specifications
    • Contact Surface: Smooth/Backside
    • Flanged: No
    • Material: Plastic
    • Pulley Outside Diameter: 70 mm
    • Pulley Width: 1.14"
    • UPC: 072053881851
    • Part Description: Mercury Powergrip Upper Timing Belt Idler Pulley
    More Info
    $33.45
  • OEM (Genuine) Mercury Pulley

    PartNumber: 3M4Z-6A312-A
    OEM Mercury Pulley - 3M4Z-6A312-A
    Product Specifications
    • Other Names: Pulley
    • Item Dimensions: 6.2 x 6.2 x 2.9 inches
    • Item Weight: 1.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 3M4Z-6A312-AA
    • Replaced by: 9L8Z-6A312-A
    • Part Description: Mercury Pulley
    More Info
    $42.66 MSRP: $61.83
    You Save: $19.17 (32%)
  • Gates Powergrip Upper Timing Belt Idler Pulley for Mercury - T42036

    Gates® Powergrip Upper Timing Belt Idler Pulley for Mercury

    PartNumber: T42036
    Product Specifications
    • Contact Surface: Smooth/Backside
    • Flanged: No
    • Material: Plastic
    • Pulley Outside Diameter: 60 mm
    • Pulley Width: 1.14"
    • UPC: 072053881868
    • Part Description: Mercury Powergrip Upper Timing Belt Idler Pulley
    More Info
    $31.41
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 4S7Z-8678-A
    OEM Mercury Serpentine Idler Pulley - 4S7Z-8678-A
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 5.5 x 3.4 x 3.4 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $24.61 MSRP: $39.27
    You Save: $14.66 (38%)
  • Gates Powergrip Lower Timing Belt Idler Pulley for Mercury - T42034

    Gates® Powergrip Lower Timing Belt Idler Pulley for Mercury

    PartNumber: T42034
    Product Specifications
    • Contact Surface: Smooth/Backside
    • Flanged: No
    • Material: Plastic
    • Pulley Outside Diameter: 47 mm
    • Pulley Width: 1.14"
    • UPC: 072053881844
    • Part Description: Mercury Powergrip Lower Timing Belt Idler Pulley
    More Info
    $27.98
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: F65Z-8678-AAA
    OEM Mercury Serpentine Idler Pulley - F65Z-8678-AAA
    Product Specifications
    • Item Dimensions: 8.3 x 7.9 x 8.0 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: F65Z-8678-AA
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $30.31 MSRP: $48.36
    You Save: $18.05 (38%)
  • OEM (Genuine) Mercury Vibration Damper & Pulley

    PartNumber: XL2Z-6312-BA
    OEM Mercury Vibration Damper & Pulley - XL2Z-6312-BA
    Product Specifications
    • Item Dimensions: 8.8 x 8.1 x 8.1 inches
    • Item Weight: 11.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 8L2Z-6B321-C
    • Part Description: Mercury Vibration Damper & Pulley
    More Info
    $129.63 MSRP: $246.67
    You Save: $117.04 (48%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 1S7Z-8678-AC
    OEM Mercury Serpentine Idler Pulley - 1S7Z-8678-AC
    Product Specifications
    • Item Dimensions: 4.3 x 3.5 x 4.3 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $36.47 MSRP: $58.18
    You Save: $21.71 (38%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 3M5Z-6A228-AE
    OEM Mercury Serpentine Idler Pulley - 3M5Z-6A228-AE
    Product Specifications
    • Item Dimensions: 5.5 x 4.3 x 4.3 inches
    • Item Weight: 2.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 3M5Z-6A228-AD
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $136.72 MSRP: $220.00
    You Save: $83.28 (38%)
  • OEM (Genuine) Mercury Serpentine Tensioner

    PartNumber: 6E5Z-6A228-B
    OEM Mercury Serpentine Tensioner - 6E5Z-6A228-B
    Product Specifications
    • Item Dimensions: 8.4 x 7.9 x 7.8 inches
    • Item Weight: 2.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 6E5Z-6A228-BA, 3S4Z-6A228-AA, 6E5Z-6A228-AA
    • Part Description: Mercury Serpentine Tensioner
    More Info
    $52.02 MSRP: $86.00
    You Save: $33.98 (40%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: AL8Z-8678-AA
    OEM Mercury Serpentine Idler Pulley - AL8Z-8678-AA
    Product Specifications
    • Other Names: Idler Pulley
    • Item Dimensions: 6.3 x 4.4 x 4.4 inches
    • Item Weight: 1.70 Pounds
    • Replaces: 9L8Z-8678-A, AL8Z-8678-A, YS-355, YS-333
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $30.88 MSRP: $49.27
    You Save: $18.39 (38%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 2F5Z-8678-BA
    OEM Mercury Serpentine Idler Pulley - 2F5Z-8678-BA
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Weight: 2.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: F4XY-8678-B
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $73.01 MSRP: $99.77
    You Save: $26.76 (27%)
  • OEM (Genuine) Mercury Pulley

    PartNumber: HJ5Z-8509-A
    OEM Mercury Pulley - HJ5Z-8509-A
    Product Specifications
    • Other Names: Pulley
    • Item Weight: 1.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 5M6Z-8509-AB, 5M6Z-8509-AE, 5M6Z-8509-AA
    • Part Description: Mercury Pulley
    More Info
    $10.89 MSRP: $15.63
    You Save: $4.74 (31%)
  • OEM (Genuine) Mercury Pulley

    PartNumber: 1S7Z-3A733-A
    OEM Mercury Pulley - 1S7Z-3A733-A
    Product Specifications
    • Item Dimensions: 6.2 x 6.1 x 2.2 inches
    • Item Weight: 1.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 1S7Z-3A733-AA
    • Part Description: Mercury Pulley
    More Info
    $26.55 MSRP: $38.17
    You Save: $11.62 (31%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 98BZ-8678-AC
    OEM Mercury Serpentine Idler Pulley - 98BZ-8678-AC
    Product Specifications
    • Other Names: Idler Pulley, Pulley, Tensioner
    • Item Dimensions: 3.1 x 2.6 x 3.3 inches
    • Item Weight: 0.80 Pounds
    • Replaces: 98BZ-8678-AB, YS4Z-8678-AB, F8RZ-8678-BA
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $23.36 MSRP: $37.27
    You Save: $13.91 (38%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 6E5Z-6C348-A
    OEM Mercury Serpentine Idler Pulley - 6E5Z-6C348-A
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 5.3 x 3.4 x 3.3 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 6E5Z-6C348-AA
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $25.07 MSRP: $36.67
    You Save: $11.60 (32%)
  • OEM (Genuine) Mercury Pulley

    PartNumber: 2F5Z-8679-AA
    OEM Mercury Pulley - 2F5Z-8679-AA
    Product Specifications
    • Other Names: Pulley
    • Item Weight: 1.00 Pounds
    • Part Description: Mercury Pulley
    More Info
    $20.91 MSRP: $28.59
    You Save: $7.68 (27%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: F23Z-8678-A
    OEM Mercury Serpentine Idler Pulley - F23Z-8678-A
    Product Specifications
    • Other Names: Serpentine Idler Pulley
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $14.11 MSRP: $19.27
    You Save: $5.16 (27%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: YW7Z-8678-AA
    OEM Mercury Serpentine Idler Pulley - YW7Z-8678-AA
    Product Specifications
    • Item Dimensions: 8.7 x 7.8 x 7.8 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: XR3Z-8678-AA
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $18.93 MSRP: $30.18
    You Save: $11.25 (38%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: XR3Z-8678-BA
    OEM Mercury Serpentine Idler Pulley - XR3Z-8678-BA
    Product Specifications
    • Item Dimensions: 8.6 x 7.7 x 7.7 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: F6AZ-8678-BA
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $23.36 MSRP: $37.27
    You Save: $13.91 (38%)
  • OEM (Genuine) Mercury Serpentine Tensioner

    PartNumber: YS4Z-6A228-AA
    OEM Mercury Serpentine Tensioner - YS4Z-6A228-AA
    Product Specifications
    • Item Dimensions: 6.1 x 4.5 x 4.6 inches
    • Item Weight: 1.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: F8RZ-6A228-BA
    • Part Description: Mercury Serpentine Tensioner
    More Info
    $52.57 MSRP: $86.91
    You Save: $34.34 (40%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: XU3Z-8678-AB
    OEM Mercury Serpentine Idler Pulley - XU3Z-8678-AB
    Product Specifications
    • Other Names: Serpentine Idler Pulley, Tensioner
    • Item Dimensions: 8.2 x 6.1 x 8.0 inches
    • Item Weight: 2.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Serpentine Idler Pulley
    More Info
    $220.17 MSRP: $367.27
    You Save: $147.10 (41%)
  • OEM (Genuine) Mercury Serpentine Idler Pulley

    PartNumber: 1L2Z-8678-AD
    OEM Mercury Serpentine Idler Pulley - 1L2Z-8678-AD
    Product Specifications
    • Replaces: E8TZ-8678-D, YS-180
    • Part Description: Mercury Serpentine Idler Pulley
    $29.69 MSRP: $46.55
    You Save: $16.86 (37%)
  • Gates Powergrip Driver Side Timing Belt Idler Pulley for Mercury - T42032

    Gates® Powergrip Driver Side Timing Belt Idler Pulley for Mercury

    PartNumber: T42032
    Product Specifications
    • Contact Surface: Smooth/Backside
    • Flanged: No
    • Material: Plastic
    • Pulley Outside Diameter: 60 mm
    • Pulley Width: 1.14"
    • UPC: 072053881820
    • Part Description: Mercury Powergrip Driver Side Timing Belt Idler Pulley
    More Info
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About Mercury Timing Belt Idler Pulley

Mercury stands out with high-performance cars. It was popular on its debut. Mercury has many popular parts. The Mercury timing belt idler pulley is one of its classic parts. The timing belt idler pulley is in charge of routing the timing belt to make sure it is in the right position. The parts come in different sizes.
Mercury has many great parts, but these parts can get worn after years of usage. The Mercury timing belt idler pulley needs maintenance and upgrades for better car performance. The removal process for the parts is as follows. First, locate the idler pulley, remove the engine drive belt, and remove the idler pulley mounting bolt. Then you can pull the pulley from the engine. Signs of a worn-out timing belt idler pulley include the belt slipping off the pulley, the pulley no longer spinning, and the squealing noise coming from the pulley. We are here for you 24/7. We offer a large selection of reliable parts online.