Registered Forum User
WSB Hero
Bikes: 1993 - 944SS & Aprilia Falco
Posts: 7,795
Join Date: Oct 2002
Location: north east
Wise words from Shazaam.
I was impressed with Iridium plugs until one went bad on me.
As a matter of interest - from the NGK website
Monsters and 600SS upto 1994 - DPR9EA-9 Gap 0.7mm
600SS 1994 to 1998 - DPR8EA-9 Gap 0.7mm
Iridium upgrades - DPR9EIX-9
and DPR8EIX-9 interestingly both with 0.7 mm gaps !!!!