440 Source Flywheel on SB
You need to drill it for external balance if using a cast crank 360 and std external balance damper. Unless you spent $ to internal balance and add mallory.
That's the diagram for a 71-90ish 360
Really depends on the weight that comes with the flywheel. There is more than one external balance weighting figure.
You need to drill it for external balance if using a cast crank 360 and std external balance damper. Unless you spent $ to internal balance and add mallory.
That's the diagram for a 71-90ish 360
Really depends on the weight that comes with the flywheel. There is more than one external balance weighting figure.