Description
INDYCNC Single Header Cap – 4 Cylinder Application
Protect your engine and keep your car running strong with the INDYCNC Single Header Cap for 4-cylinder applications. Designed for demolition derby use, this cap helps prevent water, mud, and debris from entering your header—making it a must-have for inclement weather and an added layer of protection against sabotage in the pits.
Constructed from 1/8″ thick all-steel, this header cap is built to handle extreme heat and derby abuse. It’s designed for simple weld-on or bolt-on installation, making it an easy and effective addition to any 4-cyl derby setup.
Important Note:
- HEADER CAP NO LONGER HAS LOCK MOUNTING TAB
Features:
- Single header cap for 4-cylinder applications
- Constructed from 1/8″ thick all-steel
- Helps block water, mud, and debris
- Ideal for wet or muddy derby conditions
- Adds protection against intentional obstruction or sabotage
- Designed specifically for demolition derby use
Simple, durable, and effective—INDYCNC header caps keep your engine breathing clean when it matters most.










