Basic stroker block notch kit is for S/B Chevy 400 GEN 1 engines (1970-1980 yrs) to clearance inside crank case for increase stroke up to 4.00″.With this kit all you need is a air or electric die grinding and a large journal connecting rod you plan on using, no need for bearings, crankshaft or pistons. The builder will be able to clearance hundreds of blocks, save time and speed up your build. Kit will work with 4.125″/4.155″ bore diameter only. (These are a non-stocking made to order item process time 7-10 business days product is gray in color.) Please e-mail with questions and availbility.
DEL-TRON PRODUCTS
