Where are the casting numbers on a Chevy?
If you are looking for the actual Chevy engine codes that are stamped into the block during assembly, Nasty Z-28.comhas an excellent block stamping number decoder. CHEVY SMALLBLOCK V-8 Crankshaft Casting Numbers SBC TWO PIECE REAR MAIN OIL SEALS
What are the casting numbers for a 1955 GM car?
Head Casting Numbers Explained 1 1954-1955 235 Engine 3835913 2 1956-1962 235 Engine 3836848 3 1956-1962 261 Engine 3836850 4 more as I encounter them
Where are the serial numbers on a GM casting deck?
The center two digits are the day of the month. The final digit is the year the engine was made WITHIN the years that you narrowed it down to when you deciphered the Casting Numbers to the right. The next set of numbers you will find helpful are on the flat part of the Distributor Deck. This machined flat area has serial numbers stamped into it.
Where do you find the casting number on a cast iron head?
Some cast iron heads have the casting number on the underside of an intake runner. Some aluminum heads have the casting date on the underside of an intake runner. The casting number of the cylinder head follows the same form as those found on blocks.
Head Casting Numbers Explained 1 1954-1955 235 Engine 3835913 2 1956-1962 235 Engine 3836848 3 1956-1962 261 Engine 3836850 4 more as I encounter them
The center two digits are the day of the month. The final digit is the year the engine was made WITHIN the years that you narrowed it down to when you deciphered the Casting Numbers to the right. The next set of numbers you will find helpful are on the flat part of the Distributor Deck. This machined flat area has serial numbers stamped into it.
Some cast iron heads have the casting number on the underside of an intake runner. Some aluminum heads have the casting date on the underside of an intake runner. The casting number of the cylinder head follows the same form as those found on blocks.