NGK Racing Series plugs are engineered to withstand the harshest engine conditions.
Fine wire center and ground electrodes provide enhanced ignitability
Gold palladium center electrode and platinum tipped ground electrode improves ignitability, increases durability and enhances anti fouling capabilities
Special insulator nose configurations improve throttle response
Corrugated ribs prevent flashover
Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
Copper core aids in heat removal
Triple seals prevent leakage
MPN: R6252K-105
Specifications
Warranty
1 Year
Torque Specs
Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.