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Internal balance or external? As was asked.. what balancer and how did it go on?



is the engine of a buddy, the damper it's a Mopar Performance.

'70 Dodge GTX sb 418ci (Early A-body),
Lunati Solid cam 270°/243°@.050/.548", Edelbrock Heads, Weiand X-CELerator,
Holley Terminator EFI, Tremec 6 sp manual, 3.90:1, TTI Headers.