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@Bflood give me 1 example. I'll wait.

YES. to be clear: the 6 port head is a direct plug and play upgrade for the 2 port head. Everything from cams and valves / springs / retainers / Sensors / injectors / fuel pump are all the same and can be swapped over. Dyno comparisons below. We're using borgwarner's EFR9280 turbo with Full...

100% false. the 6 port head spools earlier, creates more torque, and loses NOTHING to the 2020. this cylinder head is a game changer for this platform, make no mistake. anybody disagreeing with me has not done this yet and is "most likely" regurgitating second hand info which is not reality...

Having experience with both heads, I have to respectfully disagree. the difference is very significant, and would absolutely be noticed on a typical vehicle. behind the wheel our driver was blown away at the improvement in overall engine performance. he said the gains in midrange and throttle...