351 or gt-40
10-29-2008, 05:33 PM
1st Gear Member
Thread Starter
Join Date: Jul 2008
Location: california
Posts: 90
351 or gt-40
which is better on my cobra 351 heads or gt-40 heads? im not sure what is on there now, i was told they may be 351s? im going to check this weekend
10-29-2008, 05:56 PM
D.R. THE PATHETIC DORK
Join Date: Jun 2007
Location: West Virginia
Posts: 30,863
you have gt-40's 351 heads in the 80's and 90's are nothing more than e7 heads.......only 351 heads worth having = c9oe or dooe heads = 69-70's 351 heads
10-29-2008, 06:36 PM
SVT Section Moderator
Join Date: Jul 2008
Location: Burnt Hills, NY
Posts: 15,601
Stick with your GT 40's...nothing else in iron worth changing to...
10-29-2008, 06:48 PM
1st Gear Member
Thread Starter
Join Date: Jul 2008
Location: california
Posts: 90
it says on my heads they are from cleveland??
10-29-2008, 07:06 PM
5th Gear Member
Join Date: Dec 2007
Location: NH
Posts: 3,485
10-29-2008, 11:33 PM
3rd Gear Member
Join Date: Nov 2007
Location: Washington, Seattle
Posts: 551
Really,
It says on your heads....
"We are from a Cleveland"
I never saw that casting mark before....
Exactly what are you seeing???????
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1979,
302,
351,
40,
4v,
69,
c9oe,
c9oeg,
e7tepa,
g,
gt,
heads 
