What’S Wrong With A 53 Block Cummins?

Are all 53 Cummins block bad?

It has been approximated that some 100,000 24 valve Cummins ISB engine blocks have a 53 casting and are of concern.

53 block castings have been identified on 12 valve Cummins engine blocks as well, though there no evidence that these blocks develop cracks like the later 24v engine blocks do..

Where is the block number on a Cummins?

The cast number for the Cummins 5.9 engine block will be located just below the wiring harness and above the spot where the oil pan meets the block. Engine blocks cast by Tupy feature a two-digit number embossed on the block surface. Blocks cast by Teksid include a longer series of numbers in a smaller size.

Is Duramax better than Cummins?

While the 6.7L Cummins and the 6.7L Power Stroke share the same displacement, the 6.6L Duramax is a pretty close match. … Horsepower and torque numbers are similar between the three diesel engines, but the Cummins engine leads the pack with its torque rating breaching the four-figure threshold.

How many miles will a 5.9 Cummins last?

500,000 milesThese engines are good for 500,000 miles before thinking of rebuilding under normal circumstances. Hey you 5.9’ers out there; Looking for Cummins/factory information source that will give me the actual rpm parameters; power band, governed top end, and torque for my MH turbo Cummins.

Who currently owns Cummins?

It’s a common myth that Cummins is owned by auto manufacturers like Ford or Chrysler. In fact, Cummins Turbo Technologies is an independent company that manufactures and markets a complete line of diesel and natural gas-powered engines.

What year 5.9 Cummins is best?

1994-1998 2500 & 3500 As far as performance potential goes, it doesn’t get any better than the mechanical P7100 equipped versions of the 12-valve 5.9L Cummins. They’re simple, rock-solid reliable, and can easily tick off a half a million miles if properly maintained.

Where are Cummins engine blocks made?

They’re made at the Columbus Midrange Engine Plant (CMEP) just south of Cummins’ world headquarters in Columbus, Ind.

Which Cummins Engine is the best?

The 6.7L Cummins has proven itself as one of the best in the game for pickups that pull or haul heavy loads (with factory ratings up to 30,000 pounds). And, for those who race pickups, the 6.7L is the preferred engine of many heavy-hitters at our own Diesel Power Challenge events.

What pickup trucks have Cummins engines?

The Cummins 6.7L Turbo Diesel engine is available in RAM 2500 and 3500 Heavy-Duty pickup trucks and RAM 3500, 4500 and 5500 Chassis cabs. Approximately 75% of all RAM 2500 and 3500 Heavy-Duty pickup owners choose the optional Cummins Turbo Diesel.

What is the bad Cummins block?

The second potentially deadly flaw occurs in ’99 to ’02 5.9L Cummins 24-valve engines. It’s known as the 53 block problem, because these engine blocks have the number 53 cast into the side of the crankcase. After years of use, the 53 blocks tend to crack until coolant starts to pour out the side of the block.

Does 5.9 Cummins have sleeves?

The 5.9 is a parent bore engine, it does not have sleeves.

Is 100k high mileage for a diesel?

Diesel Rule 1: NEVER buy high mileage To be clear – avoid diesel cars with over 100,000 miles on the clock.

How do I identify my Cummins Engine?

Locate the eight-digit serial number on your Cummins engine; it is printed on a dataplate affixed to the engine. The exact location of the dataplate varies depending the model engine, yet it’s typically on the top or side of the rocker cover or housing unit.

How do you tell if a Cummins is a 53 block?

Cummins “53” blocks can be identified by a “53” casting number located on the side of the block. The casting number is commonly seen on the passenger side, below the injection pump, although some #53 blocks have the casting number located on the driver side near the front of the engine.

Are all 5.9 Cummins blocks the same?

From ’94-’97, all 5.9L Cummins engines shared the same cast-iron block, crankshaft, main cap bolts and cylinder head found on the ’89-’93 mills. … 14mm bolts on ’89-’97 engines), all late model 12-valves were equipped with the smaller diameter fasteners.

How many miles can a Cummins last?

350,000 milesRam claims the Cummins 6.7 engine to be good for 350,000 miles. The mileage is guaranteed if the scheduled services has been carried out timeously and no performance modifications have been done to the engine.

Is the 5.9 Cummins a good engine?

But undeniably, of all Cummins pickup truck engines, the 12-valve 5.9-liter is the king. Cooper from Diesel Power Products says “It’s probably the most reliable platform ever made on any diesel truck.”

Which is better a 12v or 24v Cummins?

12V- More reliable injection pump, no electronics, better lift pump, quieter, easy to modify. 24V- Slightly more power stock, ability to be chipped, rear doors on quad cabs, rear discs(not a problem for all 12vers).

What is considered high mileage for a diesel truck?

High Mileage Generally speaking, diesel trucks are sold with higher mileage than the typical used vehicle. It is not uncommon to see a used diesel truck for sale with over 200,000 miles on it. Granted, diesel engines typically have better reliability than a gasoline equivalent, but high mileage remains a concern.

What year Dodge diesel is the best?

1989-1993 Dodge Ram 2500 and 3500 – Timeless Diesel.2003-2008 Dodge Ram 2500 and 3500 Heavy Duty – Best Used Diesel Value.2010-2013 Ram 2500 Heavy Duty – Most Capable Diesel.2020 Ram 3500 Heavy Duty – First 1,000 lb-ft Diesel.1999-2003 Super Duty – Best Budget Diesel.2008-2010 Super Duty – Best Diesel to Modify.More items…•