NGK Standard Spark Plug - 10 mm Thread 0.749 in Reach Gasket Seat - Stock Number 6689 H775C15XL High volume fuel rails for

High volume fuel rails for eight and sixteen injector configurations

Limited 10-Year warranty with proof of purchase

1963-1967 Chevrolet C10 Panel

Straight through design

NGK Standard Spark Plug - 10 mm Thread 0.749 in Reach Gasket Seat - Stock Number 6689 H775C15XL High volume fuel rails forProduct Description: Spark Plug NGK Standard 10 mm Thread 0. 749 in Reach Gasket Seat Stock Number 6689 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,