WebJan 1, 2002 · Jan 1, 2002. See all 2 photos. This 1003 high- performance Fel-Pro head gasket features larger 7/16-inch coolant passages (a) that will produce greater coolant flow to prevent excessive heat ... WebSep 15, 2024 · S/B Chevy 400 Head Gaskets, 4.125 In Bore w/Steam Holes. Visit the Speedway Motors Store. 3 ratings. $2069. This fits your . Make sure this fits by entering your model number. Super Seal head gaskets use state-of-the-art materials to give you a positive seal on your race engine. 4.125" Bore with steam holes (.038)
Ask Away! with Jeff Smith: Steam Holes & Cylinder Heads …
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 … 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 … michael schoeffling married
Drilling Steam Holes for 400 Small Block Chevys in FloTek 102
WebFeb 24, 2006 · Discussion Starter · #1 · Feb 21, 2006. I just got my L-98 aluminum heads back from the shop and they didn't drill the steam holes for the 400 block as I had requested. When I asked why, they commented that it really wasn't necessary with the aluminum heads and I won't have any cooling issues. They also commented that the coolant passages on ... WebFind Parts and Accessories sbc 400 heads with steam holes KEYWORD and get Free Shipping on Orders Over $99 at Summit Racing! Save on the Powersports Parts you Need! … 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 … how to change skins in tc3