[T4 VIRGIN-1]

not heard of anyone welding a cast block for a lot of years,have heard people talk about sealers etc but i reckon youre looking at replacing the engine

 

[T4 VIRGIN-1]

lots of members are doing the tdi conversion as you can tweek these for better/bigger horse power,aggiet4 has a conversion thread on here somewhere and there is this thread here
http://www.vwt4forum.co.uk/showthread.php?t=46638