Quote:
Originally Posted by chengny
And, although it's possible, failure of the flexible damper (the rubber coupling) is unlikely. It is bonded with strong adhesive at the factory to both the outer mass and inner hub.
If the bond between the three components of the balancer does fail, an index shift between the crankshaft and timing mark can occur. But (even though it's become conventional wisdom and is commonly blamed) it rarely happens.
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Seen it on at least a half dozen balancers over the last 35 years... I rarely if ever... reuse a stock balancer anymore.
Gary