Is the 5% overdrive balancer for the L67 8 rib?

The 5% overdrive balancer (L67 race balancer) does support an 8-rib supercharger belt. Our part number for this is PB610. For more information about this item, please refer to the link below:

https://www.maceengineering.com.au/epages/mace.sf/en_AU/?ObjectID=1166645&ViewAction=FacetedSearchProducts&SearchString=PB610