MSD Grid 77303 vs 7730

Discussion in 'Manton Push Rods Top Alcohol Tech Questions' started by Mike Canter, Mar 18, 2017.

  1. Mike Canter

    Mike Canter Top Dragster

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    Other than the MSD Grid 77303 being in black does anyone know the difference between a 77303 and a 7730?
     
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  2. outracer

    outracer Member

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    just black
     
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