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-   -   243 heads on 5.3 (https://www.performancetrucks.net/forums/internal-engine-modifications-158/243-heads-5-3-a-532820/)

slw_nbs Sep 24, 2021 03:16 AM


Originally Posted by KleanKustoms (Post 5248966)
Haha, that's what I'm going for.

did you mill the heads?

_zebra Sep 24, 2021 03:27 PM

so why not just do a bigger valve job on the 706/862s?

shakenfake Sep 24, 2021 04:23 PM

Thank you guys, forgot to check out this 7 year old thread!

arthursc2 Sep 24, 2021 05:49 PM

Really its only been 6 years, 11 months, 9 days, 16 hours and 24 minutes

Lets be realistic here :lol:


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