MSD Boost Timing Timing Master Ignition - Must Be Used w/ MSD 6/SCI/7/8/10 Series Ignition H76803F 1997-2009 GMC Savana 3500

1997-2009 GMC Savana 3500

float hangers

Torque Tube

1997-1997 BMW 328i

310 lx-Candela: Spot- 131

MSD Boost Timing Timing Master Ignition - Must Be Used w/ MSD 6/SCI/7/8/10 Series Ignition H76803F 1997-2009 GMC Savana 3500The Boost Timing Masters allow you to adjust the amount of ignition retard from 1 per pound of boost to 3 per pound via a control knob that you mount on the dashboard. This way you can make adjustments on the fly to prevent detonation as fuel quality or altitude and air quality changes up to a maximum of 15 retard. You can also set a boost pressure point to start the retard. There is a boost pressure port to connect to your manifold and the BTM wires