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(1993-1994)
Porsche Oil pump conversion kit for 911 (1965-1989)
Porsche Period correct navy blue headliner for 911
Porsche Transfer Case Control Unit for Cayenne (2003-2006
fits 911 and 912 (1965-1973) models
Porsche Crankshaft 911S - 906 - 914/6 GT - 911ST 2.3 10000 Rpm for Steel Connecting Rods 1,01201I-neu 644-505-011-00 (1993-1994)Porsche Increasing the performance of an engine via the crankshaft doesn't seem obvious at first glance, but it's worth taking a closer look. The mechanical efficiency of an engine, which together with the thermodynamic efficiency and the delivery ratio determines the nominal power of an engine, depends fundamentally on the diameter of the crankshaft bearings and the friction in the bearings. Of course, you cannot change the diameter without further
