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Ok here goes 901/925

Hardass

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Nov 26, 2007
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Troy Montana
2009 m8 turbo can i just bore the cylinders out and not do any work to the ports? just use what ever it was for the 800? I know i need to open up the heads and do the valves.Just curious
 

rusty rider

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Oct 16, 2008
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Middle of the West
Raise transfer ports, cut valves to bore, comp ratio. Cut stinger off pipe, 2" I.D. pipe, stock normally is a bit smaller, insert new stinger size just enough inside end of pipe to weld.
 

Hardass

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Nov 26, 2007
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Troy Montana
i already run the 2 inch stinger and i was sent the porting specs so i may do a set my self. As i have extra stuff any way. thanks
 
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