Equivalents for the Valley Forge spark plug 18
Meet the Valley Forge 18 spark plug featuring reach 10.9 mm, heat range hot, thread 18 mm, tightening torque cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn). Here are its 146 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
Technical information Valley Forge 18 spark plug
- Torque
- cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn)
Buy this spark plug Valley Forge 18 — best retailers
Partner links: a purchase made through these links may earn us a commission, at no extra cost to you.
What can replace a Valley Forge 18 spark plug?
The Valley Forge 18 is interchangeable with: Bosch WR5, Champion F11Y, Denso MA9P-U, Bosch WR4-1, Bosch WR5VX, Bosch FR9BPX. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Valley Forge 18?
Thread 18 mm, Reach 10.9 mm, Heat range Hot, Torque cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn)
Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.