Quote:
Originally Posted by gmsii
the hub adapter is machined with the same precision that would be required of making a completely new pulley. it is located and datum'd off of precision machined faces so alignment is not an issue. its a simple and cost effective solution with no real penalties.
also, we are not advocates of replacing the factory damped crank pulley with with non-dampened aluminum replacements that do a poor job of neutralizing harmonics in the crankshaft.
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Could you post a pic of the hub adapter to help clarify? I was thinking the new pulley was somehow bolted to the OEM pulley. My worry about misalignment issues was that the OEM pulley wouldn't be perfectly machined as it looks like they are hard against each other in the pic.