If caught with it in your fuel tank your vehicle will be confiscated and crushed as it is 100% ilegal to use it in a road going vehicle also carries a £2500 fine
To weld a cast manifold requires the manifold heating to at least 300 deg and then dissimilair welding rods used with an arc welder, can be welded cold but will crack within weeks.
Disconnected everything off the engine of my Disco 300tdi, will lift it out tomorrow morning, move the Disco out of the way and then start ripping my 90 apart to put the engine in that (should keep me quiet for a while)
just odered a set for me 90 so dunt know yet, ask raz as a few of the trackie brigade use em, they must be gud on the road cos otherwise they'd all be locked up by now!!!!!!!!!!!!!!