Originally Posted by BradH
Originally Posted by BradH
Maybe I haven't searched in the right places, but I haven't found consistent or conclusive benefits documented from firing order changes. It seems to fall under the "it depends" category...

Follow-up...
1. Read this: https://www.enginelabs.com/engine-tech/engine/firing-order-swaps-whats-best-for-your-engine/
2. Save your $$$


Great info.

1968 Charger COLD A/C Hilborn EFI
512ci 9.7 compression, Stealth heads, 4.10 gear A518 ODtrans 4100lb,10.93 full street car trim
2020 T/A 392 Stock 11.79 @ 114.5