Is the Chevy 3970010 the same engine as the 3970004?

As far as the 3970010 and 3970014, this follows a pattern that Chevy had through the entire 70s production. They always had two almost identical castings to use to build their engines.

Is the 350 block casting 3970014 too early?

G 31 72. 3970014 doesn’t seem to be a very popular number. The heads have the camel humps. According to Mortec.com the block is 350, 70-76, 2 or 4 bolt main. Is the July casting date too early to be found in a 73 car?

How big is a small block chevy engine?

General Engine Block Specifications While 6 different bore size blocks have been produced, the small block engine can be classified into 3 bore sizes and 3 main bearing sizes. 283 blocks (3.875″ bore, 2.3″ main), 302/327/350 blocks (4″ bore, 2.3″ or 2.45″ mains), and 400 blocks (4.126″, 2.65″ mains).

Where is the engine code on a Chevy small block?

ENGINE CODE STAMPING NUMBER All engines are stamped with an engine ID code, consisting of assembly plant code, production date and suffix code. V8 codes are stamped on a pad just forward of the right side (passenger) cylinder head.

As far as the 3970010 and 3970014, this follows a pattern that Chevy had through the entire 70s production. They always had two almost identical castings to use to build their engines.

What are block casting numbers for small block Chevrolet V8?

Block Casting Numbers for Small Block Chevrolet V8 Block Casting Numbers for Small Block Chevrolet V8 Chevrolet Small V-8 Cylinder BlockCasting Numbers 1955-1985 These listings are always a work-in-progress. If you have any documented info that can be added to these pages, please contact me and let me know. Casting # C.I.D. Year

Which is stronger, the 3970010 or the 3980014?

The 3970010 seems to have been made in much larger numbers than the 3970014. I thought the 3970010 had a higher nickel content… Myth or my failing memory? How much difference would that make if it’s true? Does a higher nickel content, make a block stronger?? I thought it would make the metal softer… am i wrong??

What’s the difference between Chevy block castings 3970014 and 3970000?

They are basically the same. Chevy made both castings and used them pretty much interchangeably over the years. The 3970010 seems to have been made in much larger numbers than the 3970014. I thought the 3970010 had a higher nickel content… Myth or my failing memory? How much difference would that make if it’s true?

Is the Chevy 3970010 the same engine as the 3970004?