Holley Fuel Pressure Regulator Diaphragm Repair Kit 12-807
Replacement fuel pressure regulator diaphragm repair kit for Holley 12-803 and 12-804 fuel pressure regulators.
Includes diaphragm, low and high pressure springs.
Component Type: Diaphragm Kit
Product Type: Fuel Pump
Click on the link below for official Holley instructions
(downloads pdf file from Holley website)
Instructions for Part# 12-807