grandprix104 Posted January 16, 2004 Report Share Posted January 16, 2004 what are the valve covers on the 3100 made from? Aluminum or cast iron? Quote Link to comment Share on other sites More sharing options...
patgizz Posted January 16, 2004 Report Share Posted January 16, 2004 aluminum but i think some got plastic Quote Link to comment Share on other sites More sharing options...
ismellrealbad Posted January 16, 2004 Report Share Posted January 16, 2004 that'd be 94 which got plastic Quote Link to comment Share on other sites More sharing options...
Heza Posted January 16, 2004 Report Share Posted January 16, 2004 yup, the black covers are plastic and the aluminum looking ones...well...theyre aluminum. the plastic ones suck. Quote Link to comment Share on other sites More sharing options...
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