It's knock sensor or knock sensor signal so check all your engine bay fuses if they are ok then it's the sensor recently had this with a car I was building
Paint gearbox stick that on and then I'm on the look out for an emanage a tdo4 kit and some wheels and coilovers and where about there shunt be long I can put it on the road sooner but don't really wanna until iev got all bits
baught myelf a wee treat http://s761.photobucket.com/user/padders143/media/null_zpsda5a41e2.jpg.html'> snap off boss to go with http://s761.photobucket.com/user/padders143/media/null_zpse6020792.jpg.html'>
Scat rods and pec roads are the same design however with pec rods the block does not need notching as the are slightly smaller in width they look like pec rods
Deffo sounds like a pipe has popped off there's coolant lines that go to the inlet isn't there sounds like 1 of those has shot it's load expect a few teething problems on a fresh build dude it always happens