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ATK High Performance 1987-90 Jeep 4.7L Stage 1 Base Stroker Engines HP25

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Engine Assembly, Stage 1 Crate Engine, Long Block, 2-Piece Main Seal, AMC, L6, 242, Each

Estimated Ship Date: 3/9/2015 (if ordered today) Would you rather pick it up? Select Location

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  • Order this item and get free delivery and handling on your entire order! Truck freight fees also waived on this item. Valid on orders shipped in the contiguous United States.

Brand: ATK High Performance Engines

Manufacturer's Part Number: HP25

Part Type: Crate Engines

Product Line: ATK High Performance 1987-90 Jeep 4.7L Stage 1 Base Stroker Engines

Summit Racing Part Number: HPE-HP25

Engine Assembly Style: Long block

Crate Engine Cylinder Head Material: Cast iron

Assembled: Yes

Engine Balance: Internal

Intake Manifold Included: No

Cylinder Heads Included: Yes

Carburetor Included: No

Throttle Body Included: No

Distributor Included: No

Oil Pan Included: No

Valve Covers Included: No

Timing Cover Included: No

Water Pump Included: No

Harmonic Balancer Included: No

Flexplate Included: No

Flywheel Included: No

Air Cleaner Included: No

Spark Plugs Included: No

Spark Plug Wires Included: No

Computer Included: No

Wiring Harness Included: No

Rear Main Seal Style: 2-piece

Quantity: Sold individually.

Notes: Fits all 1987-90 Cherokee's, Wrangler's and Comanche's.

In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

Calculator CFM Calculator

Give your Jeep some more twist with these ATK High Performance 1987-90 Jeep 4.7L Stage 1 base stroker engines. These engines are perfect replacements or upgrades for your Jeep and will give you a significant bump in torque to help you rule the trail. ATK hand-builds and balances each of these motors to ensure that their performance and reliability are up to snuff. Get back on the road or trail with the torque that only a stroker can give you.

These ATK High Performance 1987-90 Jeep 4.7L Stage 1 base stroker engines include the following:

* Handpicks, remanufactured block
* OE cylinder head
* Stroker crankshaft and connecting rods
* Hypereutectic pistons
* Hydraulic flat tappet camshaft
* Cam Lift- .462 int./.478 exh.
* Cam Duration @ .50- 206 int./212 exh.
* Timing set
* Oil pump

Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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