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Author Topic:   Chevy 400 heads
Dirt Roller

Total posts: 15
posted September 01, 2001 01:04 PM UIN: 42016153

Pair of Small Block Chevy 400 heads. Casting # is 3973493. Dated H 14 71. Ready to bolt on! Ran on 355 chevy, pulled off because I want to put on camelbacks. Make an offer. Located in west central MN.

Dirt Forum Racer

Total posts: 81
posted September 03, 2001 02:52 PM
What are the valve sizes?

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