HESCO Inc.
1200 2nd Avenue South
Birmingham, AL 35233 US
Phone: (205) 323-3136
Fax: (205) 251-8358
email: bennie@hesco.us

Our office hours are
Monday - Friday from
7.30 AM until 5.30 PM CST


 

Type in a Part Number or the first word of what you are searching for such as "jeep". If too many items are found you can then type in more.

**Please note that shipping charges are NOT included in the price. When you order an item we will e-mail you back with the total charge, including shipping. A 10% sales tax applies to Alabama residents. NO personal checks. All overseas sales require certified funds or bank transfers only!!**
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**Please note that parts deemed as "high performance" do not have a warranty.


  Product Information Search  



Product:

**Aluminum Jeep Cylinder Head #HESACH

Price: $1,995.00
Description:

ON BACK ORDER AT THIS TIME. THERE IS NOT A TENTATIVE SUPPLY DATE AT THIS TIME.

This is the only aluminum Jeep head now available in the U.S and made in the U.S. for the 4.0L & 4.2L Jeep engine.  Benefits include:

          -  CARB REGISTERED.  EO #D-592.
          -  Made in USA by HESCO
          -  Virgin 356 Aluminum T-6 heat treated
          -  Hardened seats & silicon bronze guides
          -  Direct bolt-on replacement for stock head
          -  Fits 1991 - 2006 4.0L engines
          -  Fits all 4.2L engines using 4.0L Intake / Exhaust 
          -  30-pounds lighter than stock cast iron head
          -  5/8" thick deck for increased strength
          -  30 HP gain on 4.0L - 50 HP gain on 4.2L W/MPI
          -  Lowers CHT & combustion chamber temps
          -  Reduces detonation from low octane fuels
          -  Improves NOX emmissions
          -  Includes performance valve springs & stock size valves
          -  Rocker bosses will accept stock or roller rockers
          -  Extra thick runners for porting up to 0.250"
          -  Extra metal under the springs for oversize springs
          -  Raised V/C mating surface accomodates roller rockers
          -  Enlarged push rod holes simplify cam changes
          -  All accessory bolt holes (Incl coilpack holddowns)

          -  Each head is assembled & ready to install
          -  Serial Number stamped on each head

            MADE IN USA by HESCO.  CARB EO #D-592.
            CUSTOM HEADS FOR SUPER CHARGED OR TURBO ENGINES 

            NOTE: PORTING IS NOT RECOMMENDED FOR STREET ENGINES.

            
            NOTE: HESALTH is required for use with this cylinder head when Installing the head on a Wranglet due to belt interference A stock engine will require a shorter push rod,
PN: PR-327. If your engine is decked to zero you will need PN: PR-310. All lengths can also be found in the Tech Tip section on the side bar. 

Part Number: HESACH-ON BACK ORDER!!
Manufacturer: Hesco
Application 1: Fits all inline six cylinder Jeep engines from 1975 to 2006. Earlier models may require updated intake &/or exhaust.
Application 2:
Qty:

  

**Aluminum Jeep Cylinder Head #HESACH
Click for larger image

**Aluminum Jeep Cylinder Head #HESACH
Click for larger image

**Aluminum Jeep Cylinder Head #HESACH
Click for larger image

**Aluminum Jeep Cylinder Head #HESACH
Click for larger image

**Aluminum Jeep Cylinder Head #HESACH
Click for larger image

**Aluminum Jeep Cylinder Head #HESACH
Click for larger image

**Aluminum Jeep Cylinder Head #HESACH
Click for larger image

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Related Items:

Aluminum Valve Cover #53020323ALB

Hi Flow Thermostat Housing For the Aluminum Head #HESALTH

Roller Rocker Arms #HESRRHS
   
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