Thread: Need tips on building a 406 small block chevy

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should think about a SHP block you can bore it to 4.165.bigger jackets for cooler running far and away stronger block and comes with the 350 main to .you can use the scat I beam rod scr5a7 5.700 or scr6a7 6.000 rod cut for more cam room runs a short 8740 ARP cap screw.a cast steel crank if low dollar build i go with the icon piston or mahle power pack piston kits or same piston made for PBM abit less money . block will be your big cost less you have a good 400 block hard to fine a good block . i have made up 400 cid kits with shp blocks along with the shp 200 runner heads that i sold on E bay and on my webpage the great deal going to the shp block is you can go past 406 easy and TQ numbers are not hard to get when your past 420 Cid the only down side is for the money. i can build a 496bbc with all Gm block heads rods. more cubes same or less money has to do with how wild you want to get the 500 hp numbers is very ez to get as well . or go Ls small block if you want a small block size