Cummins 6CTA 8.3L

Twigg-SKO

Senior Member
Joined
Sep 17, 2017
Posts
2,627
Location
Owasso, OK
Does anyone know if there are physical differences between this engine tuned for 250 hp, and the same engine tuned for 210 hp?

Is it simply a matter of fuel plate and timing, or are there parts differences.

I know these engines can be tuned for 350+ hp, but that does involve different injectors and probably a different turbo ...
 

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