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Review on πŸ”§ Dorman 594-107 Harmonic Balancer for Chevrolet Engines - Compatible with Selected Models by Isaiah Boys

Revainrating 1 out of 5

Stay away from junk in your hoses

Absolutely junk. Either this thing isn't round or the holes aren't centered. I installed it on a 92 LT1 and it vibrated from idle to 2000rpm. You could see the belt tensioner moving up and down. I changed it back to the old one (removed because the rubber broke) and the problem was gone.

Pros
  • Rugged construction - this harmonic balancer features a rubber damper bonded between forged steel components
Cons
  • Empty