Looking for our resident Chevy experts. I have a 350 4 bolt that as far as I know came from a 74 pickup. It has HEI and I was wondering if the valve seats are hardened? I think they might be as they were anticipating the no-lead coming. Engine number VO521TJC.
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Thread: 350 Chevy engine?
03-26-2008, 10:55 AM #1Senior Member
- Join Date
- Sep 2005
- 16919 Pole Rd. Brethren, MI 49619
350 Chevy engine?