3999289 Big Block Chevy Casting Numbers – My ls6 bought in 72 from berger is a. Jump to latest follow 29k views 3 replies 3 participants last post by mike jul 23, 2012 b bigchevyftw discussion starter 369 posts · joined 2011 #1 · jul 22, 2012. Great blocks used in everything from high output engines to trucks. Casting numbers do a great job, but they're not definite and sometimes misleading.

I've finally been able to see the numbers on the block and there as follows: It is a normal block. 215, 235, 240, 270, 2 bolt, car & truck : 454, 2 bolt or 4 bolt, some ce replacement blocks had four.

3999289 Big Block Chevy Casting Numbers

3999289 Big Block Chevy Casting Numbers

Just bought a 1972 454 block, casting # 3999289. 454, 2 bolt or 4 bolt, some ce replacement blocks had four bolt main caps. What is the casting date.

The block has a casting of 3999289 4 bolt main with the pad stamped t0417crr g e1189 the date code on the block is b 3 72 here’s my question.in all the. Big block chevy casting # 3999289.applicatio. 3999290 big block v8 1970.

Casting numbers are on the front of the bbc, above the timing cover. The block casting number is stamped on the left front of the engine block, usually above the vibration damper. Some people say even as good as the 427/454 512 casting number block.

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