GT 40 Marine heads

[rdksek844]

Anyone ever used or know anything about these heads?

 

[rdksek844]

ttt

 

[QDRHRSE]

They're ok. I think they will severly lower compression compared to the automotive heads because the chamble volume is a lot greater....I guess you have to run a more agressive piston or mill them.

 

[rdksek844]

Thanks, that's enough info for what I needed.