Reliable Quality at an unbeatable price. Tri Power Spark Plugs feature; Ultra fine 0.6mm diameter, iridium alloy centre electrode for high performance and a platinum tip is used for the ground electrode. High strength insulator. Built in high reliability resistor. Plated with corrosion resistance nickel. Improved mileage. Improved acceleration. Excellent durability. 2 Year warranty GAP 0.8 THREAD 14MM X 1.25MM REACH 3/4" (19.05MM) HEX SIZE 21MM RESISTOR YES SEAT TYPE GASKET TIP CONFIGURATION MID PROJECTION Vehicle Compatibility Suits models including; FORD FALCON AU1 (09/1998-04/2000) 4.0 litre, 6 Cyl FORD FALCON EA, EB, ED, EF, EL 03/1988-08/1998) 6 Cyl GREAT WALL SA220 CC (06/2009-01/2013) 2.2 litre, 491QE HOLDEN BARINA MF, MH (02/1989-05/1994) 1.3 litre, G13BA HOLDEN BARINA SB (04/1994-07/1997) 1.4 litre, C14NZ HOLDEN GEMINI TX, TC, TD, TE, TF, TG 1.6 litre, G161Z HOLDEN RODEO KB (1982-1985) 1.6 litre, G161Z More models..... This is a guide only. if you are unsure, send us a message!