Fluidampr Harmonic Balancer - 5.375 in OD - Black Zinc - Internal Balance - Subaru EJ Series SC04301 PERFORMER RPM FE (1500-6500 RPM)

PERFORMER RPM FE (1500-6500 RPM) Designed for high-performance street 390-406-410-427-428 c

"P" Series - Traditional Clevite 77 TriMetal

High Quality Chrome Plated Finish

Type M Spin-on Adapter with 20 x 1

Fluidampr Harmonic Balancer - 5.375 in OD - Black Zinc - Internal Balance - Subaru EJ Series SC04301 PERFORMER RPM FE (1500-6500 RPM)Subaru. EJ series engines. Reduce risk of crankshaft failure. Reduce wear on critical engine parts. Unleash lost torque & horsepower. No maintenance required. Superior durability. SFI 18. 1 spec. Race proven for over 35 years. Made in USA. Fluidampr performance dampers made their way into winners circles at many motorsports events. From NASCAR champions to Drag Racing legends, Fluidampr is the #1 choice of top engine builders and drivers. Fluidampr