This ACCEL HP copper spark plug is a one-piece design built for 2004-early 2008 Ford 3-Valve 4.6L, 5.4L, and 6.8L modular engines, one heat range colder than stock.
- Part number: 8160C1
- Pack size: 8 (of PN 346C1)
- Thread size: 16mm
- Application: Ford 3-Valve 4.6L/5.4L/6.8L modular, 2004-early 2008
- Heat range: 1 step colder than stock
- Design: One-piece
- Resistor: Yes
FAQ
What is the ACCEL 8160C1 spark plug set?
An 8-pack of one-step-colder HP copper spark plugs for 2004-early 2008 Ford 3-Valve 4.6L/5.4L/6.8L modular engines.
Is a stock-heat-range version available?
Yes, the stock-heat version is sold as 8160.
What thread size does it use?
16mm.

