NGK Laser Platinum Spark Plug 14 mm Thread 26.5 mm Reach Gasket Seat - Stock Number 6240 99018 Accepts standard radiator caps or

Accepts standard radiator caps or our #81-016 and #81-030 or Billet Cap #81-116

and increase fuel economy

1972-1973 Chevrolet Chevelle

Jacket and Pants sold separately

Rocker Arm Ratio: 1

NGK Laser Platinum Spark Plug 14 mm Thread 26.5 mm Reach Gasket Seat - Stock Number 6240 99018 Accepts standard radiator caps orProduct Description: Spark Plug NGK Laser Platinum 14 mm Thread 26. 5 mm Reach Gasket Seat Stock Number 6240 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,