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p0343
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  1. SSR Technical Discussion
    Began project to add OBX SS headers w/Cats to 2004 Chevy SSR 5.3 LM4 engine. Took off heads to clean up ports while there. Added GM LS9 Cam as what I thought to be an inexpensive add while in there for $175. once assembled it had starting difficulties. I realized then I had to add the Gen IV...
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