The ARP 146-5401 is a main stud kit for Jeep Inline-6 4.0L engines with 2-bolt main caps. Studs are machined from chromoly steel with a black oxide finish, secured with hex nuts.
Specifications:
- Hex nuts
- 2-Bolt main application
- Chromoly steel construction
- Black oxide finish
Applications:
- Jeep Inline-6 4.0L engines
FAQ
What nut style does the ARP 146-5401 main stud kit use?
It uses hex nuts.
What material are the studs made from?
They are machined from chromoly steel and finished in black oxide.
Which engine does this kit fit?
Jeep Inline-6 4.0L engines.
Is this kit for 2-bolt or 4-bolt main applications?
It is designed for 2-bolt main applications.

