LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Lifters from a 94 different then 97?

Old Jun 27, 2004 | 11:30 AM
  #1  
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Lifters from a 94 different then 97?

GM has 2 part numbers. Is there a difference between the lifters?
Old Jun 27, 2004 | 11:47 AM
  #2  
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The 96-97s use a higher checkball spring preload. They should hold up better at higher rpms and maybe accomodate a little higher valve spring rate.
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