The denso iridium spark plug for benelli adiva 150 2002-2006 is part of the latest collection from denso.Features: six times harder than platinum, iridium withstands temperatures up to 4,000â f because the iridium electrodes of these plugs can be shrunk to only 0.4Mm, voltage requirements decrease while firing performance improves 360â laser welding of electrode provides a seal that resists wear even in the worst conditions ground electrode features a tapered cut and u-groove that form a large volume area for the flame's center specifications: center electrode projection: non-projected center electrode type: fine wire electrical resistance: 5k ohms electrode tip material: iridium ground electrode shape: grooved taper cut heat range: 8 hex size imperial: 5 8 hex size metric: 16 mm hex size: 16 mm 5 8 model: iu24 product name: spark plug research value: finalized to fit: aprilia atlantic 125 i.E. 2010 European models aprilia atlantic 125 i.E. 2011 European models aprilia atlantic 125 2003 european models aprilia atlantic 125 2004 european models aprilia atlantic 125 2005 european models aprilia atlantic 125 2006 european models aprilia atlantic 125 2007 european models aprilia atlantic 125 2008 european models aprilia atlantic 125 2009 european models aprilia atlantic 200 2003 all models aprilia atlantic 200 2004 all models aprilia atlantic 250 i.E. 2007 European models aprilia atlantic 250 i.E. 2008 European models aprilia atlantic 250 i.E. 2009 European models aprilia atl...