(OPTION) AIR CON GROOVE TO SUIT HOLDEN SERPENTINE PULLEY KIT #RS1 AND #RS1BL

This is the option of having a Air conditioning groove in the crank pulley of the Holden serpentine pulley system #rs1 this will allow the use of standard airconditioning pump that is mounted down next to the block on Holden vn to vs series Commodores.