[norcalcougar]

i jus picked up a set of world windsor jr heads andi paid practically nothing for them they are the aluminums but i cant find anadd to save my life on what kinda power they will make on my 306 anyone know of a good tech article or dyno test with windsor jrs? or know a bas line round about what they willl make over a stock head same cc chambers and same size valve? thanx!

 

[marzz1969]

http://www.worldcastings.com/techlibrary.shtml You should find what you are looking for here.

 

[mstngjoe]

From the MM&FF cylinder head test article:

 

[67stang]

http://www.fordmuscle.com/archives/2001/04/totalengineairflow/index.shtml

 

[tonys10sec306]

you should pick up about 35hp over stock