View Full Version : guys running the gt40p heads, i need your help
mustang112
02-15-2009, 09:52 PM
i want to run l/t headers but no one make them for p heads. what kind of headers is everyone running with these heads? i know im going to probably modify the plug wires to run a different set of headers with these heads...
thanks, Adam
12seclx
02-16-2009, 01:35 AM
I run these heads and use bbk 1 3/4" longtubes. Passenger side is cake on changing plugs, driver's side is a little close... I run those boots on #7 and #8....
Some local people ran 1 5/8" bbk longtubes and couldn't get the #5 or #6 spark plug out... Good luck!
mustang112
02-16-2009, 06:33 AM
so a set of 1 3/4 is the best way to go? i think the bbk long tubes are as much as the headers for the p heads are..... either way i really want to run long tubes
Barger
02-16-2009, 08:51 AM
I ran 1 5/8 BBK long tubes but you have to make a plug socket to get the plugs out its kinda tricky but it works
Jeff88coupe
02-16-2009, 01:11 PM
I use to run the 1 5/8" mac lt's for a 5sp on my old set of p heads. Fit pretty good....had to use 90 deg plug boots on a few plugs.
aperacer
02-16-2009, 03:55 PM
i have 1 3/4 mac long tube on my wifes
mustang112
02-16-2009, 09:13 PM
ok, so they are just a pain to replace plugs only? i can handle that.... i thought there was more to it then that lol thanks guys!
aperacer
02-22-2009, 08:09 AM
ok, so they are just a pain to replace plugs only? i can handle that.... i thought there was more to it then that lol thanks guys!
i found it was not to hard to due plugs and i used the ford motor sports 9mm wires that i had on the engine with the stock shorties..
mustang112
02-22-2009, 12:56 PM
ok, thanks!!!!
jccox77
02-22-2009, 01:49 PM
next time your out here u can look at my 91 silver car it has p heads with lt headers u can see exactly what u r dealing with
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