March 31st, 04:44 PM
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#4 (permalink)
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Feeling Old
Join Date: Jul 2004
Location: STL
Posts: 11,711
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The stock valve spring in the promaster will work fine. For slightly better results a lighter spring can be used but is not necessary.
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05 PROMASTER , 14" Macdev Matchstick, Kila Drive, Zentriam Valve, ICDU ram, CCM no-rise, Sonic lpr

No reason for hope.
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