Super Damper Harmonic Balancer 8" Dia. SFI Approved welch plug We had to compromise

We had to compromise

Suit 4G63 Engine

Dual ceramic ball bearing system for reduced shaft friction and improved spool

With the radiator hose outlet facing straight up allows for OEM configuration

and motorsport performance

Super Damper Harmonic Balancer 8" Dia. SFI Approved welch plug We had to compromiseSuit BB Chev, Internal Balance Part Number : ATI917062 The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft vibrations Exceeds SFI 18. 1 specs Black zinc chromate finished OEM equipment on ZZ572 GM Crate Engines Tunable, rebuildable, and extremely efficient at ALL RPM Laser engraved 360 timing marks