Who is the member in you area with the long standing for sale ad for a 68 anniversary addition cst 4x4? (Dan I beleive) I can see it now a clean 68 3/4 4x4 with factory air.
My favorite would be with dana 44 disc front, dana 60 rear with 4.09/4.10 gears, T400/NP205, 454 BB, air, tilt, tach, 68 buckets, why scrimp!! We have used new spec stock springs at it really brings up tired old saggy looking trucks. We bought our springs from Benz Spring in Portland. Will have 2nd set on burb in month or so. Attached is 72 K20 with these stock springs.