What is this block?

[MetalBrosRacing]

http://www.donovanengineering.com/Blocks/ModelDBlock.html

 

[SLOWOUTBOARD]

Looks like a late model a block.there were a's and b's. I think a c to

 

[Audiofn]

140 pounds seems light how much does a steal block weigh?

 

[sutphen30]

140 pounds seems light how much does a steal block weigh?

betw 270-310lbs and way more when built.i know how heavy they are.:ack2:

 

[MetalBrosRacing]

Thats funny, a space age Model A.....