By using an Aussiespeed supercharger manifold you can fit a Weiand 142 , Weiand 144, B&M or Holley supercharger to your inline 6 cylinder engine.
You will need to use the balancer listed here and the correct crank shaft spacer to match the snout. Included in the kit is the crankshaft blower pulley pictured below.
If using the balancer above and the 142/144 snout supplied in the kit you will also need Aussiespeed crank spacer part number AS0325-28
Aussiespeed performance offer all the components as single parts or in major or minor kits. You can supercharge your 194, 250 Chevrolet inline six cylinder engine with a 2V belt balancer.
picture of the width of the balancer supplied