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well I'm going to try and find a someone who has a bbc distribitor with a vac advance , that I can borrow, for a day to see if adding vacuum advance will help cool it cool it down more & to rule...

3:00pm outside temp 89, went to pick my son up, drove the the a/c on this time on high all the way there the car ran 195-200. but asSOON AS ` i STOPPED THE TEMP JUMPED UP TO 210 within 30 sec. shut...

well put in a high flow 195 stat, the temp outside is 85 now, drove for 19 mile @ 60mph, the temp got to 195 opened drop 2-4 degree closed again, finally did open but temp never got to 200. I know I...

still with no stat, 87 octane gas, drove my son to preshcool, drove auto parts store & picked up a 180 & 195 high flow stats. the car went 22 miles, mostly at 60 mph, some stop & go, a/c set on med....

the factory 1974 engine specs. all '74 engine & later 70's the had 8.2 cr !

yes pat,
I know the gas can't be the only issue, but it was the only one I was able to do after I talk with you. will be changing the stat on monday, & lower the crank timing to 12 if if starts...

well talked with pat, got some good thoughts.
well up date.... filled the car with 87 octane, had been using 93 octane, didn't really know the c.r. figured it is 9.0 to as low as 8.5,
( pat...

well no change, after 30 min got to 225 radiator boild over!!! could walker radiator"said it is no way the radiator, it is a engine problem!!!" I could take the radiator out ship it to them for $150...

pat, hat was not what I meant!!! I am doing exactly want you stated!!! what I whated to know what in general was the factory timing on early 70's 454? I apreiate your help!
I took the stat out, put...

yes have shroud, the grill is sealed in the front so the air has to go thru the radiator,yes, I did check the damper, it's @ tdc. I figured the engine is close to stock or a mild hop up, maybe I am a...

pat,
wot = 34 degrees. I am running 10 at the crank, & 24, at the distrbitor , no vacuum,(mallory comp 9000). i don't know the cam specs, or pistons, i have to run 93 octane gas in it or it runs...

man !! i keep spelling "gauge" wrong, it's my darn dog's name & I KNOW HOW TO SPELL IT:CRY:

even when the guage reads 225 & the engine starts vapor locking, then radiator has never boiled over or "puked" , it has a 18psi cap , running 90% water, 10% anit-freeze & water wetter

I think I will pull the hood first, drive it a 70 mph on the interstate, I would think at that speed with no hood, all the radiant heat should be gone? if it doesn't get hot it is a air flow...

i have no way to open the front any more than it is,
if i let the car set and idle 15 min or more with the hood open the temp still starts climbing , just not as fast!!
could it be the rad. in not...

went out run the car with no cap, 15 min. no air, the stat has 3 1/8 holes drilled in it, and the bbc have a bypass hose off the water pump to the front of the intake, I am 99% that air is not the...

background. the car is a 39 chevy coupe with a stock hood, bbc 454, walker cobra z radiator with a/c condenser, (walker states that this rad. is for bbc's) I have there cooling componets electric...