I agree, the 400 block is a different animal altogether. GMPP is producing very little with respect to the old pre-86 small block family and producting a lot more based up on the 86-99 small block and the LS1, LS2, LS6 & LS7 family.
A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more!
