greycamaro
06-09-2010, 07:04 AM
Is the 5.3 and 6.0 the same block or are there differences?
SoCal Cruzer
06-21-2010, 01:35 PM
They are the same, Just different bore sizes
6'9"Witha69
06-21-2010, 01:40 PM
The 4.8 and 5.3 are the same, different cranks. Most are stamped indicating both.
The 5.3 and 6.0 are different in bore, but other dimensions are the same.