NGK Iridium IX Spark Plug ZNAR7AIX/7554 - 12 mm Thread - 26.5 mm Reach - Tapered Seat - Resistor Ballast Bracket these items are available through

these items are available through Hughes Performance 800-274-RACE

1981-1991 Dodge D350

1992-1995 GMC G1500

Requires Bolt Kit JRPAL9100-CL-BK and Alternator Rear Support JRP9100-CL-HM (pictured but sold separately)

oil and gas wash right off

NGK Iridium IX Spark Plug ZNAR7AIX/7554 - 12 mm Thread - 26.5 mm Reach - Tapered Seat - Resistor Ballast Bracket these items are available throughProduct Description: Spark Plug NGK Iridium IX 12 mm Thread 26. 5 mm Reach Tapered Seat Stock Number 7554 Resistor Sold Individually With over 80 years of automotive expertise, we are driven by extreme dedication to performance and quality. From OEM to aftermarket, our people push the boundaries of innovation to bring the latest technologies to market under the NGK and NTK brands. Since 1936, NGK Spark Plugs has been the world leader in technology,