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Chevrolet Big Block Crankshaft

12. Next, a TCI Rattler crankshaft torsional vibration absorber was pressed onto the snout. This SFI-approved part features timing marks etched into the surface that won't ever disappear and a design that absorbs the amplitudes of crankshaft vibrations rather than damping them. According to TCI, this translates into a smoother running engine and improved valvetrain stability.
Chevrolet Big Block Engine - The Big-Block From Hell

 12. Next, a TCI Rattler crankshaft torsional vibration absorber was pressed onto the snout. This SFI-approved part features timing marks etched into the surface that won't ever disappear and a design that absorbs the amplitudes of crankshaft vibrations rather than damping them. According to TCI, this translates into a smoother running engine and improved valvetrain stability.  View Related Article

 

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