tdi conversion questions Post Posted 03 August 2010, 10:28 PM #1058253 (In Topic #126420) leah Settled In tdi conversion questions Hi I was wondering what is involved in doing a 1.9 tdi (115PS, 1999 bora) manual box into my mk1 cabby 1.8 auto.If I decide to go ahead with this I will have the whole of the car not just block and box 0 guests and 0 members have just viewed this: None. Forum home Modifications and Conversions