Details of the engine spec are:
S60 base engine

35mm inlet valve 6mm stem
31mm exhaust valve 6mm stem
double valve springs
titanium retainers
32mm solid buckets
Cat cams 310 deg inlet 13.5mm lift
Cat Cams 300 deg exh 13 mm lift
Larger seats
Extensive head porting to suit

13:1 high compression pistons made to my spec from CP 83mm bore

2.0l 77mm steel crank

152mm h section rods,, give rod ratio of almost 2:1

3 stage Dry Sump system

Using Jenvey inlet system, inc Individual throttle bodies

KMS Management system

The engine will be a 2.1L screamer