Originally Posted by Rhys
Say a very low mileage engine for 400bhp complete with everything turbo etc etc. What would it be worth?
And no its not for me

£4k to £5k if its a proper spec 400hp(headwork, cams, pistons etc) low mileage (5000ish miles) motor with everything - turbo/injs/ECU+chip etc.
£7500 to build a motor like that so worth 60to70% of build cost imo.