Automotive engine heat exchanger

The ornamental design for an automotive engine heat exchanger, as shown and described.

FIG. 1 is a top left side perspective view of an automotive engine heat exchanger showing my new design; and

FIG. 2 is a bottom right perspective view.

The broken line showing of a tubular member is for illustrative purposes only and forms no part of the claimed design.

Patent	Priority	Assignee	Title
6141958,	Dec 31 1998	MICRO BEEF TECHNOLOGIES, INC	Exhaust cooling system for vehicles
6230488,	Dec 31 1998		Exhaust cooling system for vehicles
6435272,	Dec 31 1998		Exhaust cooling system vehicles
D650049,	Oct 07 2008		Jointer for pipe frame

Patent	Priority	Assignee	Title
3915222,
4009701,	May 22 1975	Audi NSU Auto Union Aktiengesellschaft	Internal combustion engine having provisions for heating the fuel-air mixture by means of the exhaust
4773473,	Aug 06 1985	Bayerische Motoren Werke Aktiengesellschaft	Heat-exchanger for fuel in an internal combustion engine
D254739,	Dec 02 1977		Automative engine heat exchanger

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