Quote Originally Posted by DrGonzo View Post
The Turbo block has oil squirters that squirt oil on the underside of the piston to cool it down. N/A blocks do not have the oil squirters.
As well as the L shaped girdle stay brackets on the 2 bolt turbo block that the N/A block does not have. And then of course after 93 the turbo got the 4bolt main, the N/A continued to be a 2 bolt.