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View Full Version : M30 engine for 3.3 and 2.8 is using same engine block?



nsbone_1988_520i
08-08-2006, 06:36 PM
Hi,

I notice the borexstroke for 733i and 728i as following:

728i: 86x80
733i: 86x86

Could both of the engine be using same engine block? If so, what are the differences than make the stroke longer: crankshaft/piston/conrod? Can i interchange these parts?

shogun
08-08-2006, 11:06 PM
compare the part numbers of both engines
http://www.realoem.com/bmw/select.do?PHPSESSID=2f576ced29477680ec938848d4d39e a1