I googled 2004 Blazer wheels and according to at least one source, they have an offset of neg 20 mm. I couldn't find an offset for chevelle wheels Dale has a thorough explaination of Offset & Backspacing here: http://www.chevellestuff.com/tech/wheel_offset.htm You might want to read thru it, measure the wheels you have now and try to decide.
On Fri, Apr 30, 2010 at 6:04 PM, Roger Griggs <[email protected]>wrote: > I want to buy some wheels from a 2004 Blazer and put them on my 1970 > Chevelle. They are 16 X 8. Does anyone think I will have a problem with > them rubbing or anything? i saw them in a magazine and they look pretty > good. (They're on the Chevelle Magazine for Impala Bob's) > > Thanks > > > > -- Rick Schaefer 72 TPI El Camino

