NGK Laser Iridium Spark Plug 14 mm Thread 0.749 in Reach Gasket Seat - Stock Number 6774 H77215FXS tube design provides excellent exhaust

tube design provides excellent exhaust flow to let your Chrysler 361-440 (wedge-style) engine breathe freely to produce more low-end horsepower and torque

such as a high-lift camshaft

Display Gasoline values from 8

One option is to mount the throttle body upside-down

NGK Laser Iridium Spark Plug 14 mm Thread 0.749 in Reach Gasket Seat - Stock Number 6774 H77215FXS tube design provides excellent exhaustProduct Description: Spark Plug NGK Laser Iridium 14 mm Thread 0. 749 in Reach Gasket Seat Stock Number 6774 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,