watch the videos, as they contain several tips you can use keep in mind that the 400 SBC , in O.E.M. form,
has a larger , block bore diam. and larger crank bearing diam, and in factory form it uses shorter than the common 5.7" connecting rods,
the larger bore allows the larger displacement for a given stroke, but the larger bore block required Siamese block walls, thus no coolant between the cylinders
block prep.
you really should read these links for a lot more USEFUL info, on block pre prep one of the least discussed & acknowledged, and yet more common reasons engines fail , is related to micro metallic crud left in the engine while its being assembled, especially engine's built on newly machined...
garage.grumpysperformance.com
sellecting valve springs, and setting up the valve train
How do you determine the spring pressure needed to keep the valves under control for a given lift, duration, and max rpm. It might take you several hours to read thru all the links and sub links but its time very well spent as it could save your engine from destruction and save you thousands of...
garage.grumpysperformance.com
throwing vortecs on a 400 short block
HEY GRUMPY? I am thinking of freshening up my 400 in my '73 chevelle and was wondering what you guys think of changing to a set of cast vortec heads from gm? Like the ones from the last 90's trucks and such? This should increase my compression, right, just by switching these heads. I think my...
garage.grumpysperformance.com
400 sbc steam holes posted by DennyW
DO YOU NEED STEAM HOLES DRILLED ? HERE'S HOW http://www.gregsengine.com/converting-3 ... o-400.html http://www.chevyhiperformance.com/techa ... index.html YOU MAY WANT TO READ THRU THIS LINK ALSO http://www.chevyhiperformance.com/techa ... ng_tricks/...
garage.grumpysperformance.com
sellecting cylinder heads
READ THIS THREAD AND LINKs and SUB LINKS AS ITS IMPORTANT TO UNDERSTANDING SOME FACTORS, and theres a ton of useful info in the links read these threads and sub-links also, as they contain good info, if you fail to read thru the sub links youll miss a ton of useful info, don,t think published...
garage.grumpysperformance.com
SBC Cylinder Wall Thickness
If you look at the Chevy block on page 2, this is remarkably close to my experience. I bored a 350 in² SBC .060", which is .030" on a side. My thinnest wall was .064" on cylinder #4. If the Chevy block in the Hot Rod (Page 2) article was bored .060" over, it's thinnest cylinder would be...
garage.grumpysperformance.com
a high torque 406
Hey Grumpy, I just sent you an email regarding getting a cam recommendation for my 406 build. Not sure if it'll come through or not as gmail may not recognize my comcast.net email as legit. So I'll repeat myself here, I was just wondering if I could give you all the pertinents regarding my...
garage.grumpysperformance.com
IT durability thats KEY in building a good engine
when ever I get into a discussion with many of the guys I build engines for, the younger guys especially seem to be captivated or primarily focused on the concept of having " a RADICAL CAM, that rumbles at idle, or the new brand X heads that some magazine is pushing in the latest engine build...
garage.grumpysperformance.com
sellecting valve springs, and setting up the valve train
How do you determine the spring pressure needed to keep the valves under control for a given lift, duration, and max rpm. It might take you several hours to read thru all the links and sub links but its time very well spent as it could save your engine from destruction and save you thousands of...
garage.grumpysperformance.com
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