MSD Boost Retard Module for Power Grid 916091 GM A-Body / B-Body /

GM A-Body / B-Body / G-Body 1965-87

it can be used for a wide variety of cooling needs from engine and transmission to power-steering and fuel

Hook Attachment

Disassembly Collar

MSD Boost Retard Module for Power Grid 916091 GM A-Body / B-Body /MSD Boost Retard Module for Power Grid 7762 Power Grid Boost Retard Module This Power Grid module does exactly as its name sugests; retards the ignition timing in relation to boost, pressure. It also has an output wire that can be used to activate another device based on boost pressure, as well as an overboost shut down feature that will shut the ignition off if boost exceeds the overboost target. Product Description: Ignition Control Module Power