Distributor ID?

[remytherat]

Shaft length is same as small block, but everything else is a mirror image. Pickup and vacuum can on opposite side as a normal sbm dizzy. Anyone know what this is?

 

[Professor Fate]

361/383/400 B engine.

 

[remytherat]

Oh just measured. 4” shaft: RB.

 

[Bewy]

From memory: at first look, the SB & the 440 dist shaft length appear to be identical. But there is a small difference.....