Quote:
Originally Posted by Jessika
I don't know the answers, but a PD blower will lose approx 1lb of boost for every 3,000 ft of altitude.
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Correct.
If your "key on" map is 100kpa at sea level, and 85kpa at 6000ft (like we are) than you have "lost" .15kpa (2.175lb) in boost.
We have to run our Mp1900's (on the L76/L98) with the 2.8" pulley to compensate for the loss of boost due to altitude