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Originally Posted by insite
he's at 5,500 feet above sea level. at one mile, HP for a normally aspirated engine drops by about 20%. he should be around 195 - 205 RWHP with that engine at that altitude.
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Hi Kevin,
I was figuring a well oiled 3.4 at sea level to be about 260rwhp and at 5500' to be around 217rwhp. Here is my altitude calc: 5.5 x .03 x 260= 43hp loss. Lots of tuning room if he is only getting 180 now.