MSD Chevy 409/509 Ready to Run Distributor 4386SMLBK 25 mm x 24 Spline

25 mm x 24 Spline

5 to 7 in Lowered

Inlet fittings thread into Allstar dual and triple pass radiators offering different connection options for one radiator

"MaxFlangeA" -- A manufacturing principle that lets racers and street engine rebuilders save engines with borderline crankshaft endplay situations without additional machining

MSD Chevy 409/509 Ready to Run Distributor 4386SMLBK 25 mm x 24 SplineThis distributor is Ready to Run meaning that you simply need to install it in the engine and connect three wires to fire up the engine. No external ignition controls are required with this distributor because it has a powerful module built into the housing. This module produces a stout inductive spark that will improve the overall driveability and performance of your classic Chevy. Features: Specially designed for the All Aluminum 409 509 Block