ICT Billet 1" Intake Lid Spacer for Holley EFI Hi-Ram Manifold. Compatible with all Holley EFI Hi-Ram intake manifolds. USA Made 60" LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant. LS Truck - Alternator and LS1 Camaro Power Steering Pump Bracket Kit Turnbuckle.