[DougD]

Originally Posted by DanEC

There doesn't seem to be a clear consensus here. The light car - light flywheel rationale makes simple sense. I guess I will go with the aluminum flywheel as recommended by the builder.

Thanks for the responses.

I've always used the formula one pound of flywheel for every 100 pounds of car. So a 2400lb Cobra would dictate a 24lb flywheel. Once again, it's the weight, not the material it's made from.