Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!
Microsoft MSN, Live, Hotmail, Outlook email users may not be receiving emails. We are working to resolve this issue. Please add support@steelsoldiers.com to your trusted contacts.
It really seems to come down to what a person is familiar with.
I'm familiar with Jeep and Dodge engines, so I would install one of those before a Chevrolet motor.
I put a 258 Jeep six in mine, because I know what parts would fit with minimal work.
Having a rebuilt motor on hand also factored...