Difference?? Denso IK20 and SK20R11

[Yongwd]

IK20 - High Performance Plug

Ground Electrode Tappered Cut with U-Groove

Centre Electrode 0.4mm Iridium Alloy Tip

Average Longevity 15,000-20,000km

Air Gap 1.1mm

 

SK20R11 - Long Life Plug

Ground Electrode with Platinum Tipped

Centre Electrode 0.7mm Iridium Alloy Tip

Average Longevity 100,000km

Air Gap 1.1mm

 

Genuine replacement part for most Toyota High Performance Vehicle.

[Vtim]

Hey Shagmobil, thanks for posting this man . Was looking for info of these 2 as the prices is different by at least $3.00 or more per piece, depending where you get it from

[Yongwd]

u r not the first person asking (me) for iridium info. so might as well post it in the forum (and STC).