MSD Start and Step Timing Retard Control - Digitally Controlled Turbo Blanket Spray Acrysol on a clean

Spray Acrysol on a clean paper towel to saturate

Clamp-on design is formed of two halves which bolt together around 1" to 1-1/4" round tubing

Sprint Car Drivelines & Much More

Jeep Wrangler JK 2007-12

MSD Start and Step Timing Retard Control - Digitally Controlled Turbo Blanket Spray Acrysol on a cleanThis 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