Common questions

Where do you find the casting number on an engine block?

Where do you find the casting number on an engine block?

Casting numbers can be helpful, but some blocks used several different casting numbers, and in some cases, one casting is not interchangeable with the other. Engines are identified by a tag attached to the engine. This tag is used on all late 1964-1970 models and located under the coil attaching bolt.

How tall is a 7 digit casting number?

Clean the area thoroughly and use a nice bright flashlight. This is usually a 7 digit number and each letter/number is about 1/2″ tall. A little engine degreaser and a wire brush often makes this job easier.

When does the casting number change for a cylinder head?

Casting numbers for cylinder heads may change from year to year. For example, the code may be cast as C6ZZ-A in 1966 and C8ZZ-A in 1968 even though they are the same cylinder head. Special heads are required with emission controls from 1965-1966 for the emission system to operate properly.

What was the casting number for the Cleveland 302 block?

Near the end of the 1967 production run, Cleveland ran out of 289 blocks and substituted their new 302 block, C8-OE-6015-A and marked with 302 in the lifter valleys. This block wasn’t intended to see action until 1968. Note these 302 casting numbers returned to the intermediate size Ford or Fairlane lineage.

Where on the block is the cast numbers?

The block casting number on smallblock and big block Chevy V-8 motors is located on a ledge found at the rear of the block, most often on the driver’s side. This ledge is below the deck of the block and the ledge forms the mating surface between the block and the transmission bellhousing.

Where are the casting numbers on a FE block?

The casting number is on the right (passenger) side of the block, in the front . FE (330-428 SCJ) note: nearly all FE blocks have 352 cast on the front of them.

What is a casting number?

Casting numbers are incredibly important for a car owner to understand when buying and installing new parts in their engine. These raised numbers, often visible on the vehicle’s engine block, provide the series number, displacement range, and date and location of its manufacture.

What is engine casting number?

Casting numbers for the small-block Mopar and big-block Mopar engine blocks can be found on the left (driver’s) side of the block, and will consist of seven numerals . These numbers are different than the stamped eight-digit number found on the right side of the engine. That number is the last eight digits of the Vehicle Identification Number.

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Ruth Doyle