1FZ-FE / 3FE DENSO SPARK PLUG COMPARISON
1FZ-FE: TOYOTA 90919-01176 SPARK PLUG, 1FZ-FE – FZJ80, 80-Series Land Cruiser – Denso 3119 K16R-U Nickel U-Groove
3FE: TOYOTA 90919-01091 SPARK PLUG 3F-E (PACK OF 6) DENSO W16EXR-U11 FJ80 (1991 – 1992) 80-Series Land Cruiser
