MSD Start and Step Timing Retard Control - Digitally Controlled Oxygen Sensors Controllers & Components Increased fire protection

Increased fire protection

00 in Diameter

1958-1976 Chevrolet Impala

PN 22670-5v output to run an air/fuel gauge or data loggerDual-color LED provides on board diagnosticsMultiple modules can be used on a single Power GridData logs air-fuel ratio and heater voltageFuel Calibration Options for gasoline

Suppresses Electro Magnetic Interference

MSD Start and Step Timing Retard Control - Digitally Controlled Oxygen Sensors Controllers & Components Increased fire protectionThis compact controller provides an adjustable start retard to help high compression engines crank over easily, plus has a single stage retard. The unit measures 2. 75x 2. 37x 1. 25 and simply connects between the distributor and the MSD Ignition. Two rotary dials offer simple adjustments. MSD Start and Step Timing Retard Control 8987 Digitally Controlled Easily Set A Start Retard And S Step Retard Improves Cranking On Engines w Locked Out Timing