427 SBC & 4L80e build - The 1947 - Present Chevrolet & GMC Truck Message Board Network

**Rickysnickers** · 08-12-2018, 04:55 PM

I have an engine question. Since that's an aftermarket block, are there steam holes in it or not? I'm not familiar w/where they would be located which is why I'm asking, in part. Thanks.

72K5CSTDarkOlive · 08-13-2018, 12:34 PM

Quote:

Originally Posted by Rickysnickers

I have an engine question. Since that's an aftermarket block, are there steam holes in it or not? I'm not familiar w/where they would be located which is why I'm asking, in part. Thanks.

The steam holes are similar to a sbc gen 1 350. They are not like the 400.

08-12-2018, 04:55 PM	#1
Rickysnickers Senior Member Join Date: Oct 2014 Location: Eagle, ID Posts: 2,964	Re: 427 SBC & 4L80e build I have an engine question. Since that's an aftermarket block, are there steam holes in it or not? I'm not familiar w/where they would be located which is why I'm asking, in part. Thanks.



Register or Log In To remove these advertisements.

Register or Log In To remove these advertisements.