ATK 4.7L V8 Stroker Jeep Engine - HP25| 4WD.com
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ATK 4.7L V8 Stroker Jeep Engine - HP25

ATK NORTH AMERICA | Part Number: ATKHP25

Specifications

  • Engine Configuration: L6
  • Engine Type: Long Block
  • Fitment: Universal Fit
  • Displacement: 242

    TECHNICAL DETAILS

  • Block casting: 535 or 565
  • Horse Power: 205
  • Torque: 280
  • Cylinder Head: OE Cast Iron #686
  • Bore/Stroke: .040-.060 x 3.906
  • Fully remanufactured
  • More low end torque
  • Completely replaces the 4.0L engine
  • Core Charge Added till Core Returned

PRODUCT OVERVIEW

Produces 205 HP and 280 pound-foot torque. Engine Type: AMC Straight 6 cylinder Displacement (cu.in): 242 Bore/Stroke: .040-.060 x 3.906 Crankshaft: Scat Nodular Steel Rods: OE 6.125" Pistons: Hypereutectic Dished Compression: 9.3:1 Rings: Moly Camshaft: Flat Tappet Camshaft Lift: lift .462 x .478 Camshaft Duration @.50:206x212 Cam Specs: 206/212 @50 .462in/.478ex 113LSA Cylinder Heads: OE Cast Iron #686 Rocker Arms: OE Stamped Steel Recommended Fuel: 92 Octane + Max RPM: 5300 Warranty: 2 years unlimited miles For your engine core return, the engine core needs only to be the same type as the ATK engine supplied, complete and with no visible damage and be able to turn over 360 degrees. Core pickup is easy. Place it in the crate and call the pickup number provided with the bill of lading. We pay the freight back. We will contact you after the sale for your vehicle VIN number, cylinder block and head casting numbers. **Retail price does not include the manufacturer core charge. A sales rep will contact you when your order is received.

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Manufacturer

As the largest private label crate engine remanufacturer in North America, ATK has been around for over 80 years producing parts including high performance engines, transmissions and rear axles. When your Jeep needs an engine rebuild, an ATK remanufactured engine uses reverse engineering processes to virtually eliminate factory defects that hinder performance. One reason ATK is at the forefront of engines is their adherence to thorough cleaning and inspection techniques and their machining and magnafluxing capabilities. If staying out of the garage and out on the trail is a priority, rely on ATK to get your 4x4 up and running. Shop ATK NORTH AMERICA Now

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