Engine Kits

AMC 4.0L 2001-2003 Jeep Master Engine Kit
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AMC 4.0L 2001-2003 Jeep Master Engine Kit

Part #: EK0027K
List Price: $1,319.98
Our Price: $599.99
You Save: $719.99

Availability: In Stock

View Optional Components

AMC 4.0L 2001-2003 Jeep Master Engine Kit,  Northern Auto Parts Kits come complete with top quality Name Brand parts from: Federal Mogul, Sealed Power, Mahle, Mr Gasket, Hastings, Melling, Pioneer, Perfect circle, Clevite, Victor Reinz, and Fel-Pro. You will not find a more complete, less expensive kit with the name brands we offer, out there anywhere, period !

If you need a  AMC 4.0L 2001-2003 Jeep engine kit, Take a look at this!!  The lowest price kits out there with brand name components.

Most kits have Option upgrades allow for substitutions at the cost indicated.
Oversizes available at no extra cost. I.E. pistons, rings and bearings sizes

AMC 4.0L 2001-2003 Jeep vin code S
Master Kit Includes:

  • Melling Stock Camshaft
  • Speed Pro Lifters
  • Melling Stock style Timing set
  • Hypereutectic Coated Skirt Pistons
  • Cast Rings from Perfect Circle Piston Rings
  • King Rod Bearings
  • King  Main Bearings
  • Durabond Stock Cam Bearings
  • Melling Stock Volume Oil Pump
  • Melling Steel Frost Plugs
  • Victor /Reinz Overhaul Gasket Set

Here are some Engine Rebuilding Tips

  1. Need oversized pistons? make sure to match your rings to the piston, over-size.
  2. Never soak your lifters, just coat with a good cam lube prior to installation
  3. When replacing your camshaft with a higher lift cam always buy matching springs.
  4. Remember to use Plastigage on your bearings to make sure of a proper oil clearance 
  5. When installing any bearing Do not Attempt to Polish The Bearing Running
    Surface With Any Type Of Abrasive Pad Or Paper.
  6. Use an Engine Break-in Oil Additive such as Comp Cam's #159

 Dish Piston, D-Shaped Cup

Bore Size: 3.875" / 98.425mm
Compression Height: 1.592"
Pin Diameter: 0.931"
Piston Ring Thickness: 1.50mm x 1.50mm x 4mm

0.116" Deep Head Recess

Silv-O-Lite Pistons AMCPistons are Hypereutectic Coated Skirt Design!


Need Power?  New available Stroker Kit for the 4.0 Jeep applications.

4.6L 280CID kit with forged pistons, click on photo below.

1-96015BI - 4.0 Stroker to 4.6L  280 cid rotating assembly w/ Forged pistons 1-96015BI Scat




4.0L VIN S


Required Options:
Upgrade Options:
Airtex New Water Pump:
New Airtex Water Pump wp9200 (except Cherokee) $57.05
New Airtex Water Pump wp724 ( fits 2001 Cherokee only) $27.32
Head Bolts:
Head Bolts Recommended ES71102 $33.62
Intake Valves 1.91 #01916SBI $40.62
Exhaust Valves 1.50 # 01917SBI $54.42
Rocker Arms:
Rocker Arms incl. 12 rockers, 12 pivots, 6 bridges-stamped steel #R905 $89.70
Push Rods:
Push Rods 9.650 #192-1442SBI $23.88
Valve Springs:
Conical Valve Springs 1.930 #160-1483SBI $40.92

You might also be interested in the following items(s):
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Part # Product Price  
159 CompCams Engine Break-In Oil Additive #159 One Pack $10.99
2800B1 Clevite77® Connecting Rod Bolt Boots $2.99
2800B2 Clevite Bearing Guard 8 Ounce Bottle $6.99
M10012 Melling Cam and Break-In Lube 4 Ounces $6.99