Search Results We have found 1 items matching your search query. Close Bmw E30 M3 S14B23 Engine Posted 02 years 09 months 18 days 08 hours 53 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