MSD Three Stage Retard Control - Adjustable Engine Covers Pans & Dress-Up Components 1977-1981 Pontiac Bonneville

1977-1981 Pontiac Bonneville

4th-gen F-body T56/T56 Magnum or 4L80/4L85 transmission installations require extensive floor cutting

Constructed from heavy duty

easiest and safest product on the market for transferring racing fluids

MSD Three Stage Retard Control - Adjustable Engine Covers Pans & Dress-Up Components 1977-1981 Pontiac BonnevilleThe 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, the total