Recent content by Hoyt99

what are China Walls?

So…… 1. RTVon the head,RTV around the water passage holes 2 place end seals in place OR substitute a bead of RTV 3 Do nothing with the upside of the intake manifold gasket and bottom of manifold 4 lower the manifold carefully so it drops directly in the right position 5 torque To 30l lbs,in...

Godspeed, Seon

I’m changing my 2x4 intake manifold on my 409. do I need to use a gasket sealer on the intake gaskets? Any other related parts need sealant? thanks everyone Chip 63 425 hp

I’m changing my 2x4 intake manifold on my 409. do I need to use a gasket sealer on the intake gaskets? Any other related parts need sealant? thanks everyone Chip 63 425 hp

gained several inches of height…

I changed both of my garage doors to the overhead roll up panels I gained several inches of he and my lifted Suburban goes in with no scraping and an inch or so to spare. And totally trouble free (so far..) Should have done it 25 years ago.

After all that work and it’s still not fixed, are we sure it’s actually vapor lock? Vapor lock, if I recall correctl, is when the liquid gasoline is so hot that it goes from liquid into a gas, right? In our case it is fuel boiling in the float bowl(s). I definitely recall that it is very...

Thank you Paul for generously sharing your knowledge and experience- always very impressive, Chip

Hey everyone, I’ve been having health issues and kinda fell off the planet for awhile, so haven’t been on the site for a while. Nice to take a break from all the MD stuff! Anyhow, I have found the GM Assembly Manual to the single very best resource for my 63 409 Impala ( other than this great...

That pesky return line is one piece and about 10 miles long - there may be a way to replace it with the body still on the frame, but I sure couldn’t figure out how I could do it in my garage. I recall that I had to cut mine, and reattach it, in order to deal with it as it snaked between the body...

https://www.championautoparts.com/Technical/Tech-Tips/How-Ignition-Systems-Work.html This is the site address - probably have to do a cut and paste to get there

https://www.championautoparts.com/Technical/Tech-Tips/How-Ignition-Systems-Work.htmlp I would check the ground circuit of the points, or electronic pick up, too,see that the connection is open and closed as the distributor turns. If it breaks and closes, your no spark condition is not internal...

in my experience, ignition coils are almost as unbreakable as an anvil. I have replaced, or gave instructions to replace at least a couple hundred in my career. Of those, probably 3 or 4 were actually bad - all the rest were just throwing parts at the problem. if you have no spark at the spark...

Well,you don’t ever want to run out of them,