T O P I C R E V I E W
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hidnn.o.s.
Member # 1219
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posted
Motor is in the car and running, how can I I.D. them from popping the hood?
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1FAST89GT
Member # 5071
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posted
is it for that drop? it should say gt40p on the outside of the head if i remember also look at the spark plug angle there are different on gt-40p heads then others
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crazyhorse
Member # 5662
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posted
the outside of my heads only say GT. how can i tell which ones they are by the spark plug angle?
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92coupe
Member # 1957
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posted
you can try feeling the back of the head for the 4 raised lines. 3 if they are regular gt-40's.
Justin
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hidnn.o.s.
Member # 1219
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posted
quote: Originally posted by 92coupe: you can try feeling the back of the head for the 4 raised lines. 3 if they are regular gt-40's.
Back of the head? Sal said to look for the 4 bars on the front of the head behind the alternator? All help is appreciated.
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JoeT
Member # 298
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posted
off the top of my head (I'm sure google will correct me)
E7TE casting under valve covers = heh stock 87-95
F77E under valve covers = GT-40P ftw
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hidnn.o.s.
Member # 1219
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posted
Don't have access to removing the valve covers, taht would be too easy.......
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blind
Member # 3052
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posted
quote: Originally posted by hidnn.o.s.: quote: Originally posted by 92coupe: you can try feeling the back of the head for the 4 raised lines. 3 if they are regular gt-40's.
Back of the head? Sal said to look for the 4 bars on the front of the head behind the alternator? All help is appreciated.
they were on both front and back on mine, and I think the gt40p's have GT stamped on them next to one of the headbolts at one end
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92coupe
Member # 1957
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posted
quote: Originally posted by hidnn.o.s.: quote: Originally posted by 92coupe: you can try feeling the back of the head for the 4 raised lines. 3 if they are regular gt-40's.
Back of the head? Sal said to look for the 4 bars on the front of the head behind the alternator? All help is appreciated.
i may be mistaken which side the head they are on but it takes what 2-3 seconds to feel for them. probably the quickest and most definate way to tell what heads they are.
Justin
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Luke87GT
Member # 21
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posted
very simple.
Look for the elevated stripes/bars on the front of the head. If they have 3 bars, they are gt40's. If they have 4 bars, they are gt40p's.
Good Luck
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BlueOvalRacing
Member # 1531
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posted
Even more simple - look for the p next to the pass. side valve cover, or the GTP letters by the front lower head bolt on the same side.
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HaulinAssMaro
Member # 541
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posted
quote: Originally posted by BlueOvalRacing: Even more simple - look for the p next to the pass. side valve cover, or the GTP letters by the front lower head bolt on the same side.
yes but he stated the car is running,with the header,a/c lines,smog lines etc.. in the way you WILL NOT see that csting.
Easiest way is what was mentioned before and that is
4 raised casting lines GT40P 3 raised casting lines GT40
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87
Member # 1549
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posted
just look at the spark plug angle, it's almost perpendicular to the head
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BlueOvalRacing
Member # 1531
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posted
You can easily see them in the car with all the accesories. The A/C is on the other side, and the smog pump lines will not get in the way of either marking.
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