2004 Dodge Durango 5.7L Piston Specifications

Question

What are the precise piston specifications for a 2004 Dodge Durango 5.7 L V8? I need a description stating the pistons, piston pins and piston rings dimensions so that I can order replacement parts online.

 

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Derek Shibuya 6 months 2021-02-04T15:56:32+00:00 2 Answers 57 views 1

Answers ( 2 )

  1. Pistons

    Precise piston specifications for the 2004 Dodge Durango 5.7-liter internal combustion engine are detailed below.

    DESCRIPTION METRIC STANDARD
    Clearance at Top of Skirt
    Measured at 45.0 mm (1.77 in.) Below Deck
    0.0215 – 0.0485 mm 0.0008 – 0.0019 in.
    Land Clearance Diameter
    Groove #1
    Groove #2

    0.6715 – 0.7105 mm
    0.5455 – 0.6245 mm

    0.0264 – 0.0279 in.
    0.0214 – 0.0245 in.
    Weight 413 grams 14.56 oz
    Piston Length 54.70 – 55.30 2.153 – 2.177 in.
    Ring Groove Width
    No. 1
    No. 2
    No. 3

    1.51 – 1.54 mm
    1.51 – 1.53 mm
    3.030 – 3.055 mm

    0.0594 – 0.0606 in.
    0.0594 – 0.0602 in.
    0.1192 – 0.1202 in.

    Piston Pins

    The piston pins are what link the piston and connecting rod. Piston pin specifications for the 2004 Dodge Durango 5.7L V8 are detailed below.

    DESCRIPTION METRIC STANDARD
    Clearance In Piston 0.009 – 0.018 mm 0.00035 – 0.0007 in.
    Diameter 24.0 – 24.003 mm 0.9448 – 0.9449 in.
    Length 70.53 – 71.03 mm 2.78 – 2.80 in.

    Piston Rings

    The piston ring is what seals the gap between the cylinder wall and the piston. The ring is a metallic split ring that is attached to the outer diameter of the piston and is designed to seal the combustion chamber. Precise piston ring specifications for the 2004 Dodge Durango 5.7-liter engine are detailed below.

    DESCRIPTION METRIC STANDARD
    Ring Gap
    Top Compression Ring
    Second Compression Ring
    Oil Control (Steel Rails)

    0.23 – 0.38 mm
    0.35 – 0.60 mm
    0.15 – 0.66

    0.0090 – 0.0149 in.
    0.0137 – 0.0236 in.
    0.0059 – 0.0259 in.
    Side Clearance
    Top Compression Ring
    Second Compression Ring
    Oil Ring (Steel Ring)

    .02 – .068 mm
    0.02 – 0.058 mm
    .019 – .229 mm

    0.0007 – 0.0026 in.
    0.0007 – 0.0022 in.
    .0007 – .0091 in.
    Ring Width
    Top Compression Ring
    Second Compression Ring
    Oil Ring (Steel Rails)

    1.472 – 1.490 mm
    1.472 – 1.490 mm
    0.447 – 0.473

    0.0579 – 0.0586 in.
    0.0579 – 0.0586 in.
    0.0175 – 0.0186 in.

    0
    2021-02-04T16:17:14+00:00

    Here is a better organized table for 2004 Dodge Durango piston specifications.

    Let me know if you need anything else.

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