MSD Boost Timing Timing Master Ignition - Must Be Used w/ MSD 6/SCI/7/8/10 Series Ignition Ring and Pinion 437" (7/16") restriction Includes mounting

437" (7/16") restriction Includes mounting hardware and AN style fittingsRegulator is compatible with Diesel #1 and Diesel #2

-16 Hose Ends

230┬║ Water Temp 3/8" NPT sender onlyLongacre is an established brand name in the racing industry and is recognized for dedication to quality

Chevrolet: Caprice 70 - 72 7

please see CARB EO# D-550-50/D-550-22 for details

MSD Boost Timing Timing Master Ignition - Must Be Used w/ MSD 6/SCI/7/8/10 Series Ignition Ring and Pinion 437" (7/16") restriction Includes mountingThe 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