I believe Reher-Morrison has done extensive work with this firing order swap
on BB Chevy's.
JB
----- Original Message -----
From: <richk@mercurylink.net>
To: <land-speed@autox.team.net>
Sent: Friday, March 12, 2004 8:04 PM
Subject: 4-7 firing order cam swap
> Twice I've run across this in the past month but haven't seen any
> technical discussion on the subject. Swapping chevy firing order giving
> claimed increase of 3 - 20 HP in a simple A - B cam comparison. What's
> being gained here? How does exhaust or intake design affect this?
>
> RichK
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