All the information you are looking for is all right in this sub-forum.
The answer to your question is going to depend largely on your geographical location, and whether the said R33 was imported correctly. Take a look at the thread titled R33 to R34 conversion. You'll get a little insight into what you're up against.
In loving memoryE.J. Hartman
November 1960-January 2011 Andrew J. Reagan
March 1983-July 2011