Oct 9, 2009 · 98 and newer some of the 98 12v's have a 53 block as well, not all the 53 blocks cracked but a lot have had the issue. My friends 01 3500 dually had the problem, we found a replacement …

Jul 28, 2012 · However, according to several sources, the thickest block known to crack measured. 253.the standard thickness from cummins was supposed to be .256. Keep in mind that 53 blocks can …

Sep 11, 2011 · As the title states, how do I know if the truck has a 53 or 55 block. Is there a way to tell in the vin? Or do you have to get under truck to look. I'm looking at an 2002, did they come in that …

Jan 3, 2010 · I have a question on the dreaded "53 Block" I recently purchased my Dodge truck a few months ago and I read a thread about the 53 block on this Forum. There was a link to a great site …

May 12, 2018 · 2025's Cummins of the YEAR! is now open for VOTING! Advice on buying a 53 Block Jump to Latest 24K views 25 replies 13 participants last post by battlegraduate09 May 16, 2018 0

Here is some information regarding these locks and how to identify them. Between 1999 and 2001, Cummins 24v ISB engine blocks with casting #53 were manufactured by a Brazilian company. The …

Dec 20, 2025 · The Infamous Cummins 53 Block Special Thanks to Stamey’s Website for this FAQ about the 53 Block What is the “53” block? The “53” comes from a casting number on the side of the …

Jan 31, 2011 · Very dissappointed to find out the '99 I just picked up has the 53 block. I'm curious if all those blocks are bad, or is it a gamble?

Dec 27, 2019 · Depending on the mileage on your truck and its overall condition, Cummins might replace the cracked 53 block for you. They did so for me when mine cracked in my 2001 2500.

Aug 27, 2012 · Ok i know its been covered a million times but i stumbled onto a genset at work with a 53 block. Since its out in the wide open i figure id post pics for anyone having trouble finding the …