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X'MAS in August

Joined
Jul 20, 2003
Messages
287
Location
Elk Grove, CA
Corvette
1990 ZR1 BLACK/RED 2865
Friday my Vette got a present, actually 2, a new radiator and thermostat. I have been having some heating problems when in traffic and when temps got near 100. I replaced the 190 stock thermostat with a 180 and the radiator with a DeWitts all aluminum 2 row unit. After the install I let the car idle for about an hour in the garage with temps around 90 the cooling system settled down at about 185, not to shabby! Saturday’s forecast is for triple digits, so the real test comes then.
Anyone need an old used stock radiator from a 90?
o_n.jpg
 
Bill,

That just looks so much better. How much more coolant does the DeWitts hold?
 
I can't answer that question, Edmond. I did not measure the coolant that came out vs what went back in. There is another row of tubes and the end caps look a little bigger, but I don't think it increased the overall capacity that much. As far as looks goes, it is to bad that in a C4 the radiator is all covered up! You can't see a thing.
 
New Radiator

Good move Bill... nothing like a cool running Z that will not suffer from heat stroke... Did you find much debris between the radiator and the condensor ? I doubt it collected much debris at all since new fans were installed just before you bought it. I take it the hoses were all in good shape down below ? The only additional item you might consider is the Big Mouth air duct... My car is also lowered and the Big Mouth has worked out fine in all respects...
BTW... Nice looking radiator ! :D
 
I've thought about the "Big Mouth" Ted, but most of my problem was when stuck in traffic or slow in town. The only time I had trouble at speed (80 MPH) was when OAT was 105+, so I don't think the Big Mouth would help. I've cleaned the space between the AC condenser and the radiator twice in the last year. The first time I got a lot of sand out. The second time not much, just a couple of cigerette butts. We should charge the hiway department for cleaning the streets, these cars vacume up everything. It is only 75 outside now, they say later it should be over 100 so I'll go test it then. Here is a pic of the old radiator.
old_rad.jpg
 
Bill,
Now tell the TRUTH..:eyerole
It did not overheat when driving around town like you said.;)

IT ONLY OVERHEATED WHEN YOU WERE DOING 145mph down the Freeway trying to CATCH Countryblue (Gary) in his Z06!!!!:lou

Remember I was trying to catch up to you two...!!!!:w :crazy

Howie.....;LOL
 
Trying to keep up with “country blue”? Refer to this picture taken on the way to Tahoe. Look close in the REAR view mirror.
snow.jpg


I think you will see the Z06 behind “The King of the Hill”
4speed.gif
:D

BRUTAL JUST BRUTAL
 
That is a great picture!:D
 
to be truthful.when your a thoughful person like me you let the old guys with there old vettes drive in front to let them feel better! besides we all know all the problems Bill has been having with that thing. who's going to pick up the ol man when he beaks down.:D :blow
ßill said:
Trying to keep up with “country blue”? Refer to this picture taken on the way to Tahoe. Look close in the REAR view mirror.
snow.jpg


I think you will see the Z06 behind “The King of the Hill”
4speed.gif
:D

BRUTAL JUST BRUTAL
 
countryblue said:
to be truthful.when your a thoughful person like me you let the old guys with there old vettes drive in front to let them feel better! besides we all know all the problems Bill has been having with that thing. who's going to pick up the ol man when he beaks down.:D :blow

I knew I'd be hearing from you, just supprised it took so long.
It's good to have younguns around ;) to help us old guys. Just try to keep up, so I don't have to wait to long ;LOL
 
BRUTAL - JUST FRIGGIN' BRUTAL :( !! The real reason you let us run up front is because you like those SHARK BUTTS :L !! Actually, we run point to try to keep the HEAT from messing with you HP crazy maniacs. It's not our fault when you blindly follow us into the jaws of the law. REMEMBER ... that nice officer had a .... SHARK at home !!! :beer


arf-arf !!! :_rock
 
ok you bunch of old,dusty farts! now I'll hit you where it hurts! I'm going to stop carrying cane's, wheelchairs,walkers,preperation-H for you guys..;LOL
 

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