Speedmaster heads for SBM

skrews said

You get what you pay for.

Click to expand...

This guy here claims to whip these heads right into shape.

http://www.j-performance.com/index.php?option=com_content&task=view&id=59

[ame="http://www.youtube.com/watch?v=OeX3LWkJKWg"]360 Mopar Dyno Test AIRWOLF 220 heads 522hp - YouTube[/ame]