im selling my ported and siamesed runners that came off my 1988 trans am gta they are ported and siamesed about 2.5 to 3 inches and and the same for the bottom.. i can stick my hand down the upper parts.. thats now much has been ported and siamesed... the dividers havent been siamesed in the middle because i couldnt get down that far..... could make the insides smoother if you want but they have done me very well for over three years... now im moving on to the FIRST fuel injection tpi and these runners have to go..im also selling the rest of my tpi parts as well but at a later date... these were on a freshly built 355 with modified l98 heads and a gm hotcam..... im asking 200 obo shipped...

SLP20Runners20Plenum.jpg?t=1305566216

 

ok i saw that these are a little bit too high so how about 200 obo...

 

down to 200 obo as low as im going

 

runners are sold.....