WebMar 16, 2011 · Discussion Starter · #1 · Mar 11, 2011. I thought I should start a new thread for this question. Why are there 6 steam holes. I understand the need for the 3 holes on the exhaust side. If steam begins to build between the cylinders on the exhaust side it can't go anywhere. Gravity causes it to move up and then it hits the cylinders and stops. WebMay 1, 2011 · Drilling for Steam All 400 small-block Chevy engines use siamesed cylinder walls, creating pockets in the cooling jackets that require venting. These holes allow …
400 small block cylinder heads steam holes Team Chevelle
WebNov 12, 2024 · I have rebuilt a few 400 sbc's and currently have six cores . The one I just put the shortblock together is a 511 block, however it has the bottom steam holes but no … WebMar 1, 2016 · SBC CHEVY 400 406 NKB-200cc ALUMINUM HEADS STEAM HOLES 64cc STR. PLUG NKB-272-SH Available $895.00 Add to cart Add … flight 2366
drilling 400 steam holes in Edelbrock heads? NastyZ28.com
WebMar 29, 2024 · Having stated that, the general consensus is to use the proper 400 style head gaskets with steam holes and use them as a pattern to place the holes in the correct … WebJul 13, 2006 · A good way to help limit those well known 400 steam hole cracks is to do the deck plug trick on the three big holes at the top of the deck. This is where you thread … chemical bank commercial lending niles mi