Billet 3/4" WATER PUMP SPACER Truck Camaro Adapter Swap kit LQ4 LS1 5.3l LSX LQ9 551674 3/4" Use to retain truck style accessories while using factory LS1 water pump Includes: (2) Spacers, Bolts, Gaskets Natural Aluminum Finish Notes: These spacers are used to retain truck style accessories (power steering, alternator) while using a factory LS1 water pump