Mock Up Blocks

Our patent-pending LS engine skeleton replicates the popular LS engine mount dimensions. One tool accomplishes accurate placement of a GM gen III/...

Engine: LT1, LT4, L83, L86, Gen V LT Years: 2014 - Current Our patent-pending tab-and-slot version of the mock up block provides accurate mounting...

Engine: Ford 7.3L Godzilla Years: 2020 - Current Our patent-pending tab-and-slot version of the mock up block provides accurate mounting positions...

Engine: GEN I SBC; 4.3L, 4.4L, 4.6L, 5.0L, 5.4L, 5.7L, 6.6L, 265, 267, 283, 302, 305, 327, 350, 400 Years: 1955-1991 Our patent-pending tab-and-sl...

Engine: Gen III LS, Gen IV LS Years: 1997-2020 Our patent-pending tab-and-slot version of the mock up block provides accurate mounting positions o...