Came across this ad - dont know if they're still available but worth a shout maybe
<b><i> DURING BARN CLEARANCE DUE TO RELOCATION WE HAVE UNEARTHED APPROX. 17 ORIGINAL TR8 REVOLOUTIONS RANGING FROM 7" TO 10". ALSO SOME 7/8/9/10 " MAG MINILITES CAN CLARIFY EXACT AMOUNTS UPON REQUEST.</i></b>
http://www.rallycarsforsale.net/
Rally Parts
Page 4 1/3rd of the way down <i></i>
