This kit includes five, plug-in retard modules for use in MSD timing controls and ignition boxes with built in timing control.

The kit comes with an 11°, 12°, 13°, 14°, and 15° retard module.

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MSD Cap and Rotor, Black/Red, Female/Socket, Brass Terminals, Screw-Down, For Buick, For Chevrolet, For Pontiac, 5.7L, LT1, Kit

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