Engine HP. Indmar vs PCM vs ILMOR

[Charlie99]

Found an interesting article. Should be unbiased as it is done by CARB.
http://www.midwestwatersports.com/blog/2018/1/30/misleading-engine-performance-specifications-in-inboard-boats

[mcjimmy33]

Surprised to see a 50hp bump from the 400 to the 440 considering the torque doesn't change much.