six pack block

Postby a12superbee » 05 Apr 2008 1:02

My A 12 car does not have the the right motor , how do you know if a HP block is a six pack motor. Joe
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Postby dave-r » 05 Apr 2008 12:02

You can't. The blocks are the same. There is nothing on the block to tell them apart. At least in 1970-71.
Not 100% sure about the '69 1/2 R.Runner/Coronet engines. They were different animals.

Many 4bbl engines from 1970 even have the same crank, rods and balancer as the 70-71 six pack cars.
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