Msd Starter Vs Powermaster Xs

Grn92LX

Fidanza Man!
Founding Member
Jan 14, 2001
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New York
Looking at aftermarket starters that can handle compression and heat soak. I'm looking at either the msd 5090 or the powermaster xs 9503. How has it been working and whats your compression? Looking to replace my old PA performance starter that can't keep up with my car anymore.
 
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