Iridium Power Gap 0.032 Iridium Power Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) and Tapered Tip Patented U-Groove Design and Patented Ir Alloy (90% Ir)
1997 ATK 350 DS equipped with -L U/K
Iridium Power Gap 0.032 Iridium Power Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) and Tapered Tip Patented U-Groove Design and Patented Ir Alloy (90% Ir)
Iridium Racing Gap 0.025 Iridium Racing Professional Competition Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) with Patented Ir Alloy (90% Ir), and 100% Solid Platinum Ground Electrode
1997 ATK 350 DS equipped with -L U/K
Iridium Racing Gap 0.025 Iridium Racing Professional Competition Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) with Patented Ir Alloy (90% Ir), and 100% Solid Platinum Ground Electrode