This GForce Performance belt drive system is designed for use with the stock Chevy SS Sedan, Pontiac G8 and Cadillac CTS-V accessory spacing. It must be paired with the "LS3/LSA" style water pump (19180610) that has tapped bosses for the idler pulley bracket.

Kit includes:

Heavy-duty, 8-rib upgraded tensioner

Oversized 110mm upper idler pulley

76mm lower idler pulley

Billet aluminum brackets for optimal belt wrap and tension, preventing belt slippage

Tensioner bracket for clocking to accommodate various belt sizes

When used with a stock upper supercharger pulley and 9.25" lower, use belt part number K080683HD. Requires CTS-V Drive Belt Tensioner (ACDelco part number 12628025).

Please note: This kit comes with pulleys installed on the bracket but will need to be disassembled for installation onto the water pump.