Depends on the work, buyer, and seller.

Do you think me having the receipt from 2002 where the engine was replaced and the transmission was rebuilt adds value to my 1987 300SDL? It has a #22 head.

Yeah, I think that one receipt adds about $1500-$2000 to the sale price.

__________________
daw_two
Germantown, TN

Links:
Sold last car --- 05/2012 1984 300D Light Ivory, Red interior
Cluster Needles Paint
New Old Stock (NOS) parts

Past:
3/2008 1986 300SDL "Coda"
04/2010 1965 190D(c) "Ben"
& many more