2015 Dodge Challenger 6.2L SRT Hellcat Engine Specifications

Question

What are the precise general engine specifications for a 2015 Dodge Challenger 6.2 L V8 supercharged SRT Hellcat engine? Is the cylinder block cast iron or aluminum?

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Christian 5 months 2021-02-05T16:53:31+00:00 3 Answers 52 views 1

Answers ( 3 )

  1. 2015 Dodge Challenger 6.2L Engine Specifications

    The 2015 Dodge Challenger 6.2L HEMI eight-cylinder SRT high performance engine is a 90Ā° V-Type, deep skirt, lightweight cast iron block with forged aluminum pistons, forged steel crankshaft, aluminum heads, single cam, overhead valves, and hydraulic roller lifters. The heads incorporate splayed valves with a hemispherical style combustion chamber and dual spark plugs. The cylinders are numbered from front to rear; 1, 3, 5, 7 on the left bank and 2, 4, 6, 8 on the right bank. The firing order is 1-8-4-3-6-5-7-2.

    DESCRIPTION SPECIFICATION
    Engine Type 90Ā° V-8 OHV
    Displacement 6.2 Liters
    378 (Cubic Inches)
    Bore 103.9 mm (4.09 in.)
    Stroke 90.9 mm (3.58 in.)
    Compression Ht. 32.48
    Firing Order 1-8-4-3-6-5-7-2
    Lubrication Pressure Feed – Full Flow Filtration
    Cooling System Liquid Cooled – Forced Circulation
    Cylinder Block Cast Iron
    Cylinder Head Aluminum
    Crankshaft Forged Steel
    Camshaft Cast Iron
    Pistons Forged Aluminum Alloy
    Connecting Rods Forged Powdered Metal
    Torque 650 lb-ft @ 4000 rpm
    Horsepower 707 hp @ 6000 rpm
    Valves 16
    Cam Type Overhead Valves (ohv)

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  2. Would you happen to know all of the precise factory piston parameters? I don’t need a detailed description of piston rings or connecting rods, just the pistons. Thanks.

    0
    2021-02-05T17:16:46+00:00

    Piston Specifications

    These are the factory piston specifications for the 2015 Dodge Challenger SRT Hellcat V8 6.2L Hemi.

    DESCRIPTION METRIC STANDARD
    Clearance Measured at 38.0 mm (1.5 in.) Below Deck 0.0425-0.0675 mm 0.001670-0.00266 in.
    Ring Groove Diameter
    Groove #1
    Groove #2

    95.3-95.5 mm
    93.1-93.3 mm

    3.752-3.760 in.
    3.665-3.673 in.
    Weight 502 grams 17.71 oz.
    Piston Length 52.33-52.63 mm 2.060-2.072 in.
    Ring Groove Width
    No. 1
    No. 2
    No. 3

    1.24 mm
    1.24 mm
    2.05 mm

    0.0488 in
    0.0488 in
    0.0803 in.

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