5:1 ratio AMC Service Engine block (Big block)

5 scale ratio engine block is almost 7"s long and has all the features from a scan of a real AMC Service block. Available in red or black. (Item may have small blemishes associated with 3D printing and as such all sales are final and there is no expressed warranty of fitment of any kind) Our 5 ratio BIG BLOCK is a 3d print of a scanned AMC Small Block Service block a rare engine block that was only available for the Mark Donohue 360 and as a rare and limited edition factory Service block that could handle small and large bore engine replacements.