Fits '84-'99 Evolution® 1340-equipped models, '75-'81 Shovelhead 74 and 80CI, and '83-'84 XR1000 models
Feature Ribbed Core Technology (RCT) that provides resistance to fouling, and are designed with Original Equipment-style noise suppression to prevent electrical interference with radios and CB communication equipment
Works great in racing applications where rich air/fuel conditions are required
Designed for high performance applications involving modifications in high flow air cleaners, cam shafts, exhaust, performance heads, ignition components, higher compression ratios above O.E configurations or engines specific for racing applications
Sold in pairs

Bike Station

Screamin' Eagle ST Performance High Compress Spark Plug

Fits '84-'99 Evolution® 1340-equipped models, '75-'81 Shovelhead 74 and 80CI, and '83-'84 XR1000 models
Feature Ribbed Core Technology (RCT) that provides resistance to fouling, and are designed with Original Equipment-style noise suppression to prevent electrical interference with radios and CB communication equipment
Works great in racing applications where rich air/fuel conditions are required
Designed for high performance applications involving modifications in high flow air cleaners, cam shafts, exhaust, performance heads, ignition components, higher compression ratios above O.E configurations or engines specific for racing applications
Sold in pairs