L.p head performance?

crl800 · Jan 6, 2013

How much horsepower increase could you expect by putting a l.p. head on a mild built m?

nl00sb · Jan 6, 2013

call me if u want an honist answer 585 727 4768 email open i did it on my super m

Farmall m 421 · Jan 6, 2013

Nl00sb, mind sending me an email. I would like to compare notes and see how you made out.

nl00sb · Jan 6, 2013

[email protected] and again 585 727 4768 either way is good

ss409 · Jan 7, 2013

we gained about 15hp on a 400+ci M. mild exhaust port work was all I did to it. get a reproduction head, dont mess with original heads. JMHO.

Eddie Ward · Jan 7, 2013

What head was you running before the switch? I have a 450 gas head and just want to know if I would see that kind of gain.

ss409 · Jan 7, 2013

8060.