ProMaxx Performance Products, ProMaxx Performance Cylinder Head with Valvetrain, for 91-06 Jeep Wrangler YJ, TJ, TJ Unlimited, Cherokee XJ, Grand Cherokee ZJ & WJ with 4.0L

ProMaxx Performance Products, ProMaxx Performance Cylinder Head with Valvetrain, for 91-06 Jeep Wrangler YJ, TJ, TJ Unlimited, Cherokee XJ, Grand Cherokee ZJ & WJ with 4.0L

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ProMaxx Performance Products, ProMaxx Performance Cylinder Head with Valvetrain, for 91-06 Jeep Wrangler YJ, TJ, TJ Unlimited, Cherokee XJ, Grand Cherokee ZJ & WJ with 4.0L

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1,228.50 USD

Ex Tax: 1,228.50 USD

Model: 51108-1002
Stock: In Stock

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Type: Cylinder Heads

Delivery Before 09/07/2026 Thu

Product Details

Compatibility
Fitting Models	Jeep Cherokee (XJ) 2001 Jeep Cherokee (XJ) 2000 Jeep Cherokee (XJ) 1999 Jeep Cherokee (XJ) 1998 Jeep Cherokee (XJ) 1997 Jeep Cherokee (XJ) 1996 Jeep Cherokee (XJ) 1995 Jeep Cherokee (XJ) 1994 Jeep Cherokee (XJ) 1993 Jeep Cherokee (XJ) 1992 Jeep Cherokee (XJ) 1991 Jeep Cherokee (XJ) Jeep Wrangler (TJ) 2006 Jeep Wrangler (TJ) 2005 Jeep Wrangler (TJ) 2004 Jeep Wrangler (TJ) 2003 Jeep Wrangler (TJ) 2002 Jeep Wrangler (TJ) 2001 Jeep Wrangler (TJ) 2000 Jeep Wrangler (TJ) 1999 Jeep Wrangler (TJ) 1998 Jeep Wrangler (TJ) 1997 Jeep Wrangler (TJ)
Installation
Installation Difficulty	Advanced
Installation Time	6-8 hours
More Details
Details	These are the only NEW Jeep® cylinder heads (NOT rebuilt)
Specifications
Specifications	Engine Size: 4.0L I-6 Engine Fuel: Gasoline Shipping Weight: 78lb Shipping Dimensions: 30in x 6in x 6in (L x W x H)

Description
Reviews

Restore horsepower, compression and fuel economy to that tired engine with one of our factory replacement heads. Matches original performance flow and is available as a complete ready-to-install unit that's fitted with valves and springs.

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