Jeep/AMC 4.0 LS Converted Competition Cylinder Head.
![Jeep/AMC 4.0 LS Converted Competition Cylinder Head.](http://www.newcomerracing.com/uploads/6/9/1/3/6913602/s755782172193472925_p12_i3_w4656.jpeg?width=640)
Newcomer Racing is an Engine building, Cylinder Head Porting, and Fabricating Shop Located at 409 Sternbridge Dr. Concord, NC 28025
NO CORE
![](https://www.cylinder-heads.com/wp-content/uploads/20221205_112917.jpg)
AMC JEEP CHRYSLER 258 4.0 H.O UPGRADE CONVERSION CYLINDER HEAD REBUILT
![](https://i.ebayimg.com/images/g/GWIAAOSw4sNhLYdX/s-l400.jpg)
JEEP AMC 4.0/242 2000-01 L6 REMANUFACTURED ENGINE
![](https://www.cylinder-heads.com/wp-content/uploads/s-l1600-1-71.jpg)
Jeep/AMC LS Converted Competition Cylinder, 47% OFF
![](http://www.newcomerracing.com/uploads/6/9/1/3/6913602/s755782172193472925_p21_i16_w4032.jpeg?width=640)
Featured Products
![](http://www.newcomerracing.com/uploads/6/9/1/3/6913602/s755782172193472925_p20_i12_w4032.jpeg?width=640)
Featured Products
![](https://www.speednik.com/files/2020/10/video-building-the-worlds-most-powerful-jeep-inline-6-engine-2020-10-16_08-15-16_975301.jpg)
Video: Building The World's Most Powerful Jeep Inline-6 Engine
NO CORE
![](https://www.cylinder-heads.com/wp-content/uploads/20221205_113135.jpg)
AMC JEEP CHRYSLER 258 4.0 H.O UPGRADE CONVERSION CYLINDER HEAD REBUILT
![](https://www.newcomerracing.com/uploads/6/9/1/3/6913602/s755782172193472925_p60_i1_w4032.jpeg?width=640)
Featured Products
INCLUDES:, (1) Complete Assembled Aluminum Cylinder Head., (12) ARP Head Bolts, (12) Harland Sharp Bolt down True Roller Rocker Arms and
![](https://tdmotion.com/wp-content/uploads/2016/04/Jeep-Combo.jpg)
Jeep 4.0, 4.2, 4.6 Stroker Top End Installation Kit
![](https://www.motortrend.com/uploads/sites/3/2020/03/03-4-0l-head-swap-on-a-jeep.jpg)
4.0L Head Swap on a Jeep 258 4.2L Engine
![](https://i.ebayimg.com/images/g/Q3IAAOSw1O1h~dI2/s-l1200.webp)
JEEP AMC 4.0/242 92-95 L6 Vin S REMANUFACTURED ENGINE
![](https://tdmotion.com/wp-content/uploads/2016/04/td-motion-600x450.jpg)
Jeep 4.0 - 4.6 Stroker Cylinder Head Top End Kit Assembly