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Product Description
Cylinder Head; Performer; Complete; For Use With Jeep 4.0L; Natural Aluminum; 144 CC Intake Port; 77 CC Exhaust Port; 55 CC Chamber Volume; With 1.91 Inch Intake Valves/ 1.50 Inch Exhaust Valves/ Bronze Valve Guides
Prop 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.This new Performer cylinder head is designed as a bolt-on performance upgrade for 1987 to 2006 Jeeps with a 4.0L inline six cylinder engine. The Performer Jeep 4.0L is designed with 1991 To 2006 4.0L intake port locations and must be used with 1991 to 2006 intake manifold. The Performer Jeep 4.0L is designed with 1991 To 1998 4.0L exhaust port locations and must be used with 1991 To 1998 factory header or aftermarket exhaust header. This cylinder head will also fit 1976 To 1990 AMC 4.2L engines with no modification to the water jacket and the appropriate intake manifold and header combination. Performer Jeep cylinder head features all-new better flowing intake/exhaust ports along with a modern combustion chamber design and backcut and swirl polished valves. It retains the stock valve angle, pushrod length and valve cover rail height for use with factory components and off the shelf accessories. It also features larger reinforced rocker bosses for improved strength at high RPM and Heli-Coil® threaded inserts in the manifold bolt holes for added strength. A 3/4 Inch deck throughout the head also promotes stiffness and durability. This cylinder head is machined to accept either distributor or coil pack ignition.
Features & Benefits
- Designed As A Bolt-On Performance Upgrade For 1987 To 2006 Jeeps With A 4.0L Inline Six Cylinder Engine
- Features All-New Better Flowing Intake/Exhaust Ports Along With A Modern Combustion Chamber Design And Backcut And Swirl Polished Valves
- Features Larger Reinforced Rocker Bosses For Improved Strength At High RPM And Heli-Coil® Threaded Inserts In The Manifold Bolt Holes For Added Strength
- 3/4 Inch Deck Throughout The Head Also Promotes Stiffness And Durability. This Cylinder Head Is Machined To Accept Either Distributor Or Coil Pack Ignition
- Cylinder Head Is Machined To Accept Either Distributor Or Coil Pack Ignition
- Limited 1 Year Warranty
Attributes
- Condition: New
- Engine Compatibility: Jeep L6 4.0L
- Style: Assembled
- Finish: Satin
- Material: Aluminum
- CNC-Machined: Yes
- Combustion Chamber Volume (cc): 55 Cubic Centimeter
- Intake Runner Volume (CC): 144 Cubic Centimeter
- Exhaust Runner Volume (CC): 77 Cubic Centimeter
- Port Shape: Rectangular
- Intake Port Location: Standard
- Exhaust Port Location: Standard
- Intake Valve Diameter (IN): 1.91 Inch
- Exhaust Valve Diameter (IN): 1-1/2 Inch
- Includes Valves: Yes
- Spark Plug Angle: Straight
- Rocker Arm Nut Thread Size: No Rocker Arm Nut
- Includes Rocker Arm Studs: No
- Valve Lock Type: 7 Degree
- Valve Stem Seal Type: No Valve Stem Seal
- Valve Guide Material: Manganese Bronze
- Number Of Springs Per Valve: 1
- Valve Seats Machined: No
- Steam Holes Drilled: No
- Machined For O-Ring: No
- Includes Guideplates: No
- Includes Damper Spring: No
EDELBROCK
E11
Cams, Carburetors, Chrome Acc., Engine Sys., Exhaust Sys., Headers, Heads, Injection, Manifolds, Mufflers, Shocks, Suspension
Warranty Return Policy: Return for supplier inspection - Immediate credit issued upon return to KAO/NTP.
EDEL.CYLHEAD
E38
Cylinder Heads
Warranty Return Policy: Return for supplier inspection - Immediate credit issued upon return to KAO/NTP.