Originally Posted by Series1Guy
RS 1800s Dont come with a turbo, rs turbo's do, Standard rs1800's are meant to be 130ps which is about 128 bhp I think,
If he changed the cams and head work I reckon it would go to about 145 150 bhp

It must be an RS turbo he has so...or else it had an engine transplant at some stage. Any thoughts on modifying the turbo engine?