ARe you talking about rotors for the vented rotor/IFS caliper swap ?

If so, 81-83 LC rotors from nearest parts store.
Middle of the road decent ones are around $50 ea, cheap Chinese around $30, real good $70


- seen in FOUR WHEELER mag July 2006 & OFF-ROAD mag Feb 2007 -
'84 4Runner ARBed 5.29s F&R,4.7 & 2.28 t-cases,hy-steer,BudBuilt skid,30spl Longs,36" TSLs,Chevys

'83 P/U, Buick 231 V6,Holley 4 bbl,Weiand intake,Downey headers,TH350 w/700R4 gearset