Holley 12-848 Regulator Kit Visor 71-1 Ring gear and Countershaft

71-1 Ring gear and Countershaft that are a direct replacement for the OEM Set

com with your unique injector serial numbers and invoice number for an RMA

Bolt-on installation

Stage 3 351

The ECUMaster CAN bus expansion module plugs into the 5-pin serial port on the standard EMU and adds the capability to communicate over CAN bus

Holley 12-848 Regulator Kit Visor 71-1 Ring gear and CountershaftHolley EFI Billet Bypass Style Fuel Pressure Regulator Kits are part of a complete line of fuel system products from Holley. The included 12 848 regulator features a billet aluminum body and a black finish for corrosion resistance and good looks. The regulator contains 10 AN in out ports, an 8 AN return port, a 1 8" NPT gauge port, and a 1 8" NPT vacuum port for Boost Reference (1: 1). In addition, 3 adapter fittings, a barbed fitting for the vacuum