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Home » Performance Parts » Performance and Remanufactured Engines

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Performance and Remanufactured Engines

Take the guess work out of trying to sift through the thousands of engine parts. Whether you are looking for a performance upgrade or a remanufactured stock engine there are plenty of choices to suit your needs.



    • ATK NORTH AMERICA AMC 4.0L Replacement Engine

      • Fits 1999 to 2006 TJ Wrangler, Rubicon and Unlimited
      • Fits 1999 to 2004 WJ Grand Cherokee
      • 4.0L 242 engine VIN S block
      • Includes oil pan
      • Block castings: 53010327AB and 53010328AB
      • Head casting: 0331
      • Crank casting: 53010411
      • Oil filter base is 90 degrees to pan rail
      • Smaller exhaust ports 1-1/8" tall
      • Fully remanufactured assembly
      • Expert craftsmanship
      • Backed by a 3-year unlimited mile warranty
      • Core charge is added until the core is returned
      • Call for Availability
      • Core charge does apply to this part. You will be contacted by a salesperson with details
    • ATK NORTH AMERICA Replacement Jeep Engines

      • Fits 1997 to 1998 TJ Wrangler
      • Fits 1996 to 1998 XJ Cherokee
      • Fits 1996 to 1997 ZJ Grand Cherokee
      • 4.0L 6 cylinder
      • Block cast #0569,341 or 499
      • Head cast #0630
      • Core Charge Added till Core Returned
      • Core charge does apply to this part. You will be contacted by a salesperson with details
    • ATK NORTH AMERICA 4.7L Stroker Jeep Engine

      • Fits 1991 to 1997 Wrangler with VIN S
      • Fits 1998 TJ Wrangler and XJ Cherokee
      • Block casting: 569, 341 or 449
      • Horse Power: 205
      • Torque: 280
      • Cylinder Head: OE Cast Iron #0630
      • 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
    • ATK NORTH AMERICA AMC 150 Replacement Jeep Engine

      • Fits 1997 to 2002 TJ Wrangler
      • Fits 1997 to 2001 XJ Cherokee
      • 2.5L 150 engine VIN P and H block
      • Block castings: 403
      • Head castings: 403 and 117
      • Crank casting: 904
      • Cam cast: 53020495
      • No oil bypass in the block
      • Short crank snout 2.125"
      • Fully remanufactured assembly
      • Expert craftsmanship
      • Backed by a 3-year unlimited mile warranty
      • Core Charge Added till Core Returned
      • Core charge does apply to this part. You will be contacted by a salesperson with details
    • ATK NORTH AMERICA Replacement Jeep 25L Engine

      • Fits 1980 to 1981 CJ
      • 2.5L 4 cylinder
      • Block cast #10009542 or 189
      • Head cast #702 or 552
      • Core Charge Added till Core Returned
      • Core charge does apply to this part. You will be contacted by a salesperson with details
    • ATK NORTH AMERICA AMC 40L Replacement Jeep Engine

      • Fits 1999 TJ Wrangler
      • Fits 1999 XJ Cherokee
      • 4.0L 242 engine VIN S block
      • Block casting: 53010449AA
      • Head casting: 0630
      • Crank castings: 411
      • Fully remanufactured assembly
      • Expert craftsmanship
      • Backed by a 3-year unlimited mile warranty
      • Core Charge Added till Core Returned
      • Core charge does apply to this part. You will be contacted by a salesperson with details
    • ATK NORTH AMERICA AMC 360 Replacement Jeep Engine

      • Fits 1975 to 1978 CJ
      • AMC 360 engine VIN code N block
      • Block casting: 3195528
      • Head casting: 1475, 0502, 6090 and 2993
      • Crank castings: 274 and 754
      • Bolt down rockers
      • 3/8" exhaust bolts
      • Fully remanufactured assembly
      • Expert craftsmanship
      • Backed by a 3-year unlimited mile warranty
      • Core Charge Added till Core Returned
      • Core charge does apply to this part. You will be contacted by a salesperson with details
    • ATK NORTH AMERICA AMC 40L Replacement Jeep Engine

      • Fits 2000 to 2006 TJ Wrangler, Rubicon and Unlimited
      • Fits 1999 to 2004 Grand Cherokee
      • 4.0L 242 engine VIN S block
      • Block castings: 53010327AB and 53010328AB
      • Head casting: 0331
      • Crank casting: 53010411
      • Oil filter base is 90 degrees to pan rail
      • Smaller exhaust ports 1-1/8" tall
      • Fully remanufactured assembly
      • Expert craftsmanship
      • Backed by a 3-year unlimited mile warranty
      • Core Charge Added till Core Returned
      • Core charge does apply to this part. You will be contacted by a salesperson with details
    • ATK NORTH AMERICA AMC 40L Replacement Jeep Engine

    • 4.0
      • Fits 2000 to 2001 XJ Cherokee
      • 4.0L 242 engine VIN S block
      • Block casting: 53010449AA
      • Head casting: 0331
      • Crank castings: 53010411 and 53020767
      • Uses cam thrust plate
      • Fully remanufactured assembly
      • Expert craftsmanship
      • Backed by a 3-year unlimited mile warranty
      • Core Charge Added till Core Returned
      • Core charge does apply to this part. You will be contacted by a salesperson with details
    • ATK NORTH AMERICA AMC 258 Replacement Jeep Engine

      • Fits 1972 to 1974 CJ5
      • AMC 258 engine
      • Fully remanufactured assembly
      • Expert craftsmanship
      • Backed by a 3-year unlimited mile warranty
      • Core Charge Added till Core Returned
      • Core charge does apply to this part. You will be contacted by a salesperson with details
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