Estimate on replacing timing chain cover and harmonic balancer andoil seal? on 2001 Dodge Dakota

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
the harmonic balancer has moved back and worn a hole in the timing chain cover engine has over 100k on it
(1) Answer
Your looking at 3 hours labor. Labor cost varies on shop doing work. Average labor cost is about $80-$110.
Aftermarket parts cost:
Harmonic Balancer $75.99
Timing Cover Gasket Kit $17.99
Timing Cover $103.99
The parts prices came from Autozones website.
Parts price may very slightly. Dealer cost for parts are probably about double or a little less then double.