Originally Posted by Tony_T
No experience with the Bosch plugs here, but at 6 times the cost of the NGK, I doubt I will ever try them.
Exactly. I'll probably never know how the new Bosch plugs work because they're priced ridiculously high.
RV-12 # 222 N980KM "Screamin' Canary" (bought flying)
Fisher Celebrity (under construction)
Previous RV-7 project (sold)