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Forum: Pontiac - Street 07-26-2021, 08:54 PM
Replies: 50
Views: 8,051
Posted By Schurkey
I am totally amazed that a cast-iron crank has...

I am totally amazed that a cast-iron crank has any sort of surface hardening.

Forged steel crank--sure. Cast iron--I wouldn't have guessed.
Forum: Pontiac - Street 07-23-2021, 03:07 AM
Replies: 50
Views: 8,051
Posted By Schurkey
In the years before crappy Communist Chinese cast...

In the years before crappy Communist Chinese cast cranks, guys took OEM Chevy 400 cranks, and cut the mains 0.200 (TWO HUNDRED thousandths, not twenty thousandths) so they'd fit into 350 blocks to...
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