Drag Specialties Performance Spark Plugs (2)

Art no.: 21030207

Buy it now without account:

The Spark Plugs have a unique look with their black ceramic body and bold red logo/script

Insulator is made of 95% pure alumina and features strong resistance to heat shock and superior insulation
Multi-rib design of insulator eliminates flashover
Nickel-plated housing prevents oxidation and corrosion
Multilayer gaskets and heat-crimping process ensure a leak-free, gas-tight fit
Copper core electrode prevents oxidation and corrosion and has good electrical and heat conductivity for long spark plug service life
Packaged in an attractive blister pack
Replaces Harley-Davidson 3-4 spark plugs or NGK R5670-5
sold as pair

Note

Fits Harley-Davidson Big Twin 48-74 (Panhead / Shovelhead)