Three Stage Retard Control - 8970 flywheels-flexplates-and-parts 6L V8 1959 Chevrolet 3B

6L V8 1959 Chevrolet 3B 283/4

7 V8 1996 - 2001 GMC Savana 3500 350/5

Axle Any Body Codes TJ

Part Number: 717822

Three Stage Retard Control - 8970 flywheels-flexplates-and-parts 6L V8 1959 Chevrolet 3BOverview: The Three Stage Retard Control allows you to retard your ignition timing in three different stages. You can activate one retard for a nitrous stage and another at top end in high gear for more mph and still have another module left over for dual stage nitrous systems. When activated together, the retard amounts are cumulative so you get the total of the three. For example, if you pull 2, then 4 on the second stage and another 2 at top end,