Mock Up Block BBC Chevrolet-Silverado-3500-2010 This is a typical build

This is a typical build that we see and this would be the items used in a 700+rwhp build

we wanted something that had low end power

After 04/27/2003

Black Bezel

BLH69- 01-02 Ram 2500/3500 4wd

Mock Up Block BBC Chevrolet-Silverado-3500-2010 This is a typical buildOur patent pending tab and slot version of the mock up block provides accurate mounting positions of engine accessories and bolt ons. Precision formed returns on all weight bearing components and tight tolerance slots create a rigid and accurate representation of the GM Mark IV, V, and VI BBC engine block compared to bolt together types. Easily positioned by hand, the days of slinging an engine on a crane in and out of your build are over. One tool