911 3.2L Conversion to 3.5L Twin Plug with GT3 Crankshaft

Our new and exclusive 3.5L engine conversion package offers great performance while maintaining streetability. Our exclusive piston, cylinder and rod set bump up the displacement from 3.2L to 3.5L.

The heads were converted to twin plug using our Serdi head machine, larger valves and titanium retainers were also added.