Aircraft Turbocharger - New - Teledyne Continental High Pressure Ratio on 2040-parts.com

Very unique aircraft turbocharger up for sale.  This is a high pressure ratio turbocharger developed by Teledyne Continental in 1986 and reported out in SAE Paper 871041.  What's really unique about this turbo is that it can provide a pressure ratio 5.7 for a large block engine to achieve altitude compensation for full power at altitudes greater than 30,000.  This is a very lightweight turbocharger (28.3 lbm for the full unit).  Read the attached paper to fully understand it's capabilities (I can email you a pdf if you have trouble reading the jpg's).  A few key features...

Developed for the Voyager 550 liquid cooled line of motors to provide 300 bhp at 30,000 ft
Applied to the Boeing Condor high altitude aircraft which flew in 1988 to above 67,000 ft altitude
Scale design of the TP500 turboprop engine compressor
Titanium radial design compressor
Rolling element bearing system with C355 aluminum housing with insulated heat shield
M50 ABEC 7 angular contact ball bearings
Corrected mass flow of 85.8 lbm/min
Corrected speed of 85,890
Adiabatic efficiency 78%

This is a new unit, with only 25 units ever fabricated.  Very unique functional and historical turbocharger that is ripe for all sorts of other uses, such as altitude and speed records.