Drag Specialities NGK style Spark Plugs; Fits: > 84-99 Evo Bigtwin; 78-84 Shovelhead

Drag Specialities NGK style Spark Plugs; Fits: > 84-99 Evo Bigtwin; 78-84 Shovelhead

 
Detail Conventional style spark plugs, available in OEM heat ranges
Plugs have a unique look with a black ceramic body and bold
red logo/script
Insulator is made of 95% pure alumina, features strong
resistance to heat shock and superior insulation
Multi-rib design of the insulator eliminates flashover
Nickel-plated housing prevents oxidation and corrosion
Multi-layer gaskets and heat crimping process ensure a leak-free, gas-tight seal
Copper core electrode prevents oxidation and corrosion, has good electrical
and heat conductivity and creates long spark plug service life

•Sold in pairs in blister pack

Part Number:

21030199: Fits: > 84-99 Evo Bigtwin; 78-84 Shovelhead