NGK Platinum Spark Plug #4363 PZFR5F11 4-PAK | 26 Deck Plate Keys High visible color acts as

High visible color acts as a reminder to remove before use

Rear clearance light

Moisture repellent bakelite insulator base

Polarity insensitivity prevents installation errors

especially while launching and loading

NGK Platinum Spark Plug #4363 PZFR5F11 4-PAK | 26 Deck Plate Keys High visible color acts asNGK Platinum Spark Plug 4363 #41 PZFR5F11 4 PACK Standard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak performance and long life. Original equipment on many late model applications Platinum at the fine wire center electrode as well as at the ground electrode provides extended service life The platinum at the ground