.040 inch , according to my Chilton book
.035
http://www.buicks.net/shop/tuneup.html
The correct tire size for a convertible 1972 Oldsmobile Delta 88 Royale is 225/75 R15.
11,572
1,041 1972 Oldsmobile 442 Cutlass Supreme Convertibles were produced and 130 Hurst/Olds 442 Convertibles were produced for a total of 1,171.
11,572
Roughly 3,500 lbs.
5 lug - 4.75"
A/C spark plug is---R44T and the gap is 0.035
a727
1972
barbecue gold was one color