Originally Posted By 62maxwgn


From what I see,one is BB,the other SB.

The one on the right in photo 1 is for small block, and maybe slant 6.

My notes have VC-190 as small block, with 11 distributor degrees and starts to add advance around 9" manifold vacuum.

The small block Mopar Performance vacuum advances that I own have 8.5 distributor degrees. My guess is the big block versions were close to that range.

Mancini sells a couple versions for B/RB with electronics or single pooint including VC187.

Any progress on tuning?

Last edited by Mattax; 10/13/18 02:16 AM.