Report No. 3 in our series on building a 350-cubic-inch Chevy V-8 engine comes to us from Jeff Smith by way of our October 1989 issue. Preparing a block and blueprinting are critical first steps ...

The new 350 used the same engine block as other SBC engines, with 4.40 inches between cylinder centers. It also used the same 4.00-inch cylinder bore diameter and 5.7-inch connecting rod length.