Search Results We have found 1 items matching your search query. Close Bmw E30 M3 S14B23 Engine Posted 02 years 09 months 18 days 09 hours 6 minutes ago. Engines 1,181 Original engine,never messed with or altered in any way.BMW E30 M3 S14B23 engine and gearbox 265 transmission.BMW E30 M3 S14B23 engine and 265 transmission out of a running ’89 E30 M3. Under 160,000 Unknown 1 Page 1 of 1