P phicho New Member Joined Jul 27, 2010 Jul 29, 2010 #1 Does altitude affect boost? If so how much? How much does octane affect boost?
M MSKBuick New Member Joined Jan 14, 2006 Aug 2, 2010 #2 Higher altitude means thinner (less dense) air, so less power/torque then say at seal level. A higher octane fuel being used would help reduce the tendency for a engine to "ping" or "knock" for a given situation.
Higher altitude means thinner (less dense) air, so less power/torque then say at seal level. A higher octane fuel being used would help reduce the tendency for a engine to "ping" or "knock" for a given situation.
