Engine Designations

BMW Code BMW Code Size (litres) Cyl Valves per Cyl Power (PS@rpm) Torque (Nm@rpm) Manufactured Bore x Stroke (mm) Timing Weight (kg) motor management camshaft, valve, intake nad other control Used in Notes & Comments
M10   1.5 4 2 75 @ ? ? 75 82x71 Chain 82   No 1502 2002 turbo was world's
first production turbo

2002ti had 120bhp

Also in E21 316, 318i,
320/4, E30 316

  1.6 85 @ 5700 124 @ 3000 66 -> 69? 84x71 1600-2
E21/E30 316
  1.8 90->98 @ 5250 147 @ 3000 71 -> 87 89x71 1802
E21/E30 318
  2.0 100 @ 5500 158 @ 3000 68 -> 75 89x80  
  2.0i 125 @ 5700 175 @ 4350 E21 320i / E12 520i 89x80 2002, E21 320
  2.0tii 130 @ 5800 178 @ 4500 71 -> 75 89x80 2002 tii
  2.0 turbo 170 @ 5800 246 @ 4000 73 -> 74 89x80? 2002 turbo
BMW Code BMW Code Size (litres) Cyl Valves per Cyl Power (PS@rpm) Torque (Nm@rpm) Manufactured Bore x Stroke (mm) Timing Weight (kg) motor management camshaft, valve, intake nad other control Used in Notes & Comments
M20

(little six)

M20B20VE 1990ccm 6 2 122 ? 1977.9-1982 80x66 Belt 117 carb Solex 4A1 No E21 320  
M20B20KE     1981.9 K-Jetronic E21 320i/6
E30 320i
E28, E34 520i
 
M20B20LE 125 @ 5800 171 @ 4500 1982.9 L-Jetronic
129 @ 6000 174 @ 4000 1985 L-Jetronic
M20B20Kat 129 @ 6000 164 @ 4300 1987 Bosch DME 1.1
M20B23KE 2316ccm 143 @ 5300 205 @ 4000 1980-82 80x76.8 K-Jetronic E21 323i  
M20B23LE 139 @ 5300 205 @ 4000 1982-83 L-Jetronic E30 323i
150 @ 6000 1983-85
M20B25 2494ccm 171 @ 5800 226 @ 4000 1985-86 84x75 Bosch DME 1.1 E30 325i
E34 525i
 
M20B25Kat 170 @ 5800 222 @ 4300 1986-1992 Bosch DME 1.3
M20B27ME 2693ccm 125 @ 4250 230 @ 3250 1983-84 84x81 DME ML1 E30 325e
E28 525e
 
M20B27Kat 122 @ 4250 230 @ 3250 1984-86 DME ML kat  
M20B27 129 @ 4250 240 @ 3250 1986-88 Bosch DME 1.1  
M20B27Kat 129 @ 4800 230 @ 3250 1986-88 Bosch DME 1.1 kat  
M21 Diesel M21D25 2443 ccm 6 2 86 @ 4600 152 @ 2500 1985 80x81 Belt 126 DDE later 1986 No 324d, 524d  
M21TD25 2443 ccm 115 @ 4800 211 @ 2400 1986 DDE 324td, 524td Garret T3, without intercooler
BMW Code BMW Code Size (litres) Cyl Valves per Cyl Power (PS@rpm) Torque (Nm@rpm) Manufactured Bore x Stroke (mm) Timing Weight (kg) motor management camshaft, valve, intake nad other control Used in Notes & Comments
M30

(big six)

M30B23V 2.3 6 2     1973.3   Chain 143 carburetor No    
M30B25V 2494ccm 145 @ 6000 208 @ 4000 1973-1976   2x Zenith 32-40 INAT E12 525 after 1976.8 has 150PS
150 @ 6000 208 @ 4000 1976-1981   Carb Solex 4A1 E12 525  
M30B25LE 150 @ 5800 215 @ 4000 1981.4-1987   LE-Jetronic E28 525i, E23 725i  
M30B28V 2788ccm 165 @ 6000 233 @ 3700 1973 86x80 2x Zenith 35-40 INAT E3 2800, E9 2800CS after 1976.8 has 170PS
170 @ 6000 233 @ 3700 1976.8 carb Solex 4A1 E12 528, E23 728  
M30B28LE 177 @ 5800 240 @ 4000 1977 L-Jetronic E28 528i, E23 728i  
M30B28 184 @ 5800 240 @ 4000 1979 LE-Jetronic 528i  
M30B30V 2986ccm 180 @ 5800 255 @ 3500 1971   2x Zenith 35-40 INAT E3 3.0S, E9 3.0CS  
M30B30 200 @ 5500 272 @ 4300 1971   D-Jetronic E3 3.0Si  
M30B30LU 195 @ 5800 267 @ 4300 1974.9   L-Jetronic E3 3.0Si  
M30B30 188 @ 5800 260 @ 4000 1986-1990   Bosch DME E32 730i, E34 530i  
M30B32LE 3210ccm 197 @ 5500 279 @ 4300 1976   L-Jetronic    
M30B32LAE 252 @ 5200 380 @ 2600 1977.12   LE-Jetronic+turbo E23 also called M102turbo
M30B32 197 @ 5500 279 @ 4300 1979   Motronic    
M30B33V 3299ccm 190 @ 5500 289 @ 3500 1974.1   2xcarb Zenith 35-40 E3 Long  
M30B33LE     1974.8   L-Jetronic    
M30B35LE 3453ccm 218 @ 5200 310 @ 4000 1978-1982   L-Jetronic E23, E24 after 1980.8. has Bosch DME
M30B34M 3430ccm 218 @ 5200 310 @ 4000 1981.5 92x86 Motronic    
M30B34MAE 252 @ 5200 380 @ 2200 1983.5 Motronic+turbo E23 745i also called M106turbo
M30B35     1985-87 Bosch DME ML3   with kat 184PS
M30B35Kat 211 @ 5700 305 @ 4000 1988-1992 Bosch DME    
BMW Code BMW Code Size (litres) Cyl Valves per Cyl Power (PS@rpm) Torque (Nm@rpm) Manufactured Bore x Stroke (mm) Timing Weight (kg) motor management camshaft, valve, intake nad other control Used in Notes & Comments
M40 M40B16Kat 1596 4 2 102 @ 5500 143 @ 4250 1987-1993 84x72 Belt 81 Bosch DME 1.3 No E30 316i,E36 316i Replaced by M43
M40B18Kat 1796 115 @ 5500 166 @ 4250 1987-1994 84x81 E30 318i, E34 518i
M41Diesel M41D17 1665ccm 4 2 90 @ 4400 190 @ 2000 1994 80x82.8 Chain? 108   No E36 318TDS with intercooler, cut down 2.5tds ?
M42 M42B18 1.8 4 4 136 @ 6000 175 @ 4500 89 -> 96 84x81 Chain 100 Bosch DME 1.7 No E30
E36 318is, Z3 had 140 PS
Beware of proile gasket
in pre 93 engines.
M43 M43B16 1.6 4 2 102 @ 5500 151 @ 3900 late '93 -> late 98 84x72 Chain 83 Bosch DME 1.7 No Post '93 E36 316i, euro 318i (except Coupe), 518i Euro only,
replaced M40
M43B18 1.8 115 @ 5500 169 @ 3900 84x81
M43TU M43B19 1.9 118 @ 5500 181 @ 3900 1993 85x83.5 83? BMS 46 No E46 318i all models inc. Coupe Replacement for M43. Has balancer shafts
M44 M44B19 1895ccm 4 4 140 @ 6000 181 @ 4300 1995 85x83.5 Chain 102 Bosch DME M5.2 No E36 318iS, Z-3 Improved M42
N42 N42B18 1796ccm 4 4 115 @ 5500 175 @ 3750 2002 -> 81x84 Chain   Bosch DME ME9.2 Bi-VANOS
Valvetronic
E46 316i, 316ti  
N42B20 1995 4 4 143 @ 6000 200 @ 3750   90x84 Chain E46 318i, 318ti
M47 Diesel M47D20 1951ccm 4 4 136 @ 4000 330 @ 1750 1998 84x90 Chain 117 DDE 3.1 No? E46 320d, E39 520d Commonrail
Variable incidence turbo.
M47D20TU 150 @ 4000   98 on 84x90 Chain 117 DDE 3.1 TU = VANOS?
BMW Code BMW Code Size (litres) Cyl Valves per Cyl Power (PS@rpm) Torque (Nm@rpm) Manufactured Bore x Stroke (mm) Timing Weight (kg) motor management camshaft, valve, intake nad other control Used in Notes & Comments
M50
M50TU
M50B20 1991ccm 6 4 150 @ 5900 190 @ 4700 1990.4 -> 92.8 80x66 Chain 136 Bosch DME 3.1   320i,520i  
M50B20TU 190 @ 4200 1992.9 -> 98 VANOS
M50B25 2494ccm 192 @ 5900 246 @ 4700 1990.4 -> 92.8 84x75   325i, 525i
M50B25TU 246 @ 4200 1992.9 -> 95 VANOS
M50B28 2.8            
M50B30 3.0 175kW @ 6000 306 @ 4250 1990.4     Early US E36 M3
M51 Diesel M51D25T 2497ccm 6 2 115 @ 4800 220 @ 2400 95 on 80x82.8 Chain 132 DDE No E36 325TD, E34 525TD TD without intercooler
M51D25S 143 @ 4800 280 @ 2200 90 on E36 325TDS, E34,E39 525TDS, TDS, has intercooler
M52
M52TU
M52B20 1994ccm 6 4 150 @ 5900 190 @ 4200 1993 80x66 Chain 118 euro

140? USA

Siemens MS 40.1 VANOS

Bi-VANOS on TU (1998)

E39 520i Iron block in US,
Alloy in europe.
M52B25 2494ccm 192 @ 5500 245 @ 3950 1993-95 84x75 Siemens MS41.0 E36 323i
E39 523i
M52B25 2494ccm 170 @ 5500 245 @ 3950 1995 on 84x75 E36 323i
E39 523i
M52B28 2793ccm 193 @ 5300 282 @ 3950 95 on 84x84 E36 328i
E39 528i
E38 728i
M52B30 3.0 241 @ 6900 321 @ 3600 96->99 ? Late US E36 M3
M52B32 3.2          
M54 M54B20 2.0 6 4 150 @ 5900 190 @ 3500   ? Chain 126 Siemens MS43.0 Bi-VANOS '99 Z3, E39 and E46 six cylinder models
2.2 replaced 2.0
3.0 replaced 2.8
Based on M52. Shows what the M52 should have been!
Main difference is Bi-VANOS
M54B22 2171ccm 170 @ 6100 210 @ 3500 autumn 2000 80x72
M54B25 2494ccm 192 @ 6000 245 @ 3500 autumn 2000 84x75
M54B28 2.8 193 @ 5500 282 @ 3500    
M54B30 2979 231 @ 5900 300 @ 3500 early 2000 84x89.6
N52 N52B23 2497ccm 6 4 130kw @ 5800 230 @ 3500 2004 82x78.8 Chain     Bi-VANOS
Valvetronic
volume-controlled oil pump
electric coolant pump
E65 523i magnesium/aluminum composite construction
N52B25 160kw @ 6500 250 @ 2750 2004   E90 325i
E65 525i
N52B30 2996ccm 190kw @ 6600 300 @ 2500 2004 85x88   E81 130i
E90 330i
E65 530i
M57 Diesel M57D25 2.5 6 4 120kW @ 4000 350 @ 2000 2000 80x82.8 Chain 165   No? E46, E39 Commonrail
2497ccm 130kW @ 4000 400 @ 2000 2002 84x75.1 Commonrail
M57D29 2926ccm 142kW @ 4000 410 @ 1750 1998 84x88 Commonrail
early version has 135kW
M57D30 2993ccm 150kW @ 4000 410 @ 1500 2002 84x90 Bosch DDE5 E46 Commonrail
160kW @ 4000 500 @ 2000 E65, E60 Commonrail
170kW @ 4000 520 @ 2000 2005 Bosch DDE6 E65, E60 Commonrail
M57D30TU 200kW @ 4400 560 @ 2000 2004 ? Bosch DDE? E60 535d twin turbo
BMW Code BMW Code Size (litres) Cyl Valves per Cyl Power (PS@rpm) Torque (Nm@rpm) Manufactured Bore x Stroke (mm) Timing Weight (kg) motor management camshaft, valve, intake nad other control Used in Notes & Comments
M60 M60B30 2997ccm V8 4 218 @ 5800 311 @ 4500 April 92 -> 96 84x67.6 Chain 146 Bosch DME No 530i 730i All alloy.
M60B40 3982ccm 286 @ 5800 400 @ 4500 89x80 540i, 740i, 840i
M62
M62TU
M62B35 3498ccm V8 4 235 @ 5700 321 @ 4700 1994-97 84x78.9 Chain 140 Bosch DME M5.2 No 535i, 735i -
M62B35TU 245 @ 5700 345 @ 4700 1998-2003 Bosch DME M7.2 VANOS 535i, 735i -
M62B44 4398ccm 286 @ 5700 420 @ 3900 1994-98 92x82.7 Bosch DME M5.2 No 540i, 740i,840i -
M62B44TU 286 @ 5400 440 @ 3600 1998-2003 Bosch DME M7.2 VANOS 540i, 740i,840i -
M62B46 4619ccm 347 @ 5700 480 @ 3700 1998-2003 ? Bosch DME M7.2 ? X5 4.6iS  
N62 N62B36 3600ccm V8 4 272 @ 6200 360 @ 3700 2001 84x81.2 chain   Bosch DME ME9.2 Bi-VANOS
valvetronic
DIVA
E65 735i  
N62B44 4398ccm 333 @ 6100 450 @ 3600 2001 92x82.7 chain E66 745i
N62B48 4804ccm 360 @ 6300 490 @ 3400 2005 93x88.4 chain E60 655i
M67 Diesel M67D39 3900 V8 4 181kW @ 4000 562 @ 1750 1999 84x88 Chain 192   No? E38 740d Variable incidence turbo.
M67D40 3901 190kW @ 4000 600 @ 1900 2002 84x88 DDE5 E38 740d  
M67D45 4423 242kW @ 3800 750 @ 1900 2005 87x93 DDE6 E38 740d  
BMW Code BMW Code Size (litres) Cyl Valves per Cyl Power (PS@rpm) Torque (Nm@rpm) Manufactured Bore x Stroke (mm) Timing Weight (kg) motor management camshaft, valve, intake nad other control Used in Notes & Comments
M70 M70B50 4988ccm V12 2 300 @ 5200 450 @ 4100 1987-1994 84x75 Chain 240 2xBosch DME No 750i/iL 850i Classic V12 60
M72 M72B54 5379ccm V12 4 355 @ 5000 491 @ 3900 1989 85x79 Chain 240 ? 2xBosch DME No E38 750iL ? Newest V12
M73 M73B54 5379ccm V12 4 326 @ 5000 490 @ 3900 1994 85x79 Chain 240 ? 2xBosch DME VANOS after 98 E38 750i, 750iL Newest V12
N73 N73B60 5972 V12 4 327kW @ 6000 600 @ 3950 2003 89x80 chain 280 2xBosch DME DI-Motronic Bi-VANOS, valvetronic, DFI E65 760i
E66 760Li
direct fuel injection
BMW Code BMW Code Size (litres) Cyl Valves per Cyl Power (PS@rpm) Torque (Nm@rpm) Manufactured Bore x Stroke (mm) Timing Weight (kg) motor management camshaft, valve, intake nad other control Used in Notes & Comments
S10     4 4     1982         No   Race engine with turbo
S14 S14B20 1990ccm 4 4 195   1990   Chain 106   No E30 320iS for Italy, without Kat
S14B23 2302ccm 200 @ 6750 241 @ 4600 1986-89 93.2x83.8 E30 M3 euro with Kat 195 PS
S14B23Evo 2302ccm 220 @ 6750   1989 93.2x83.8    
S14B25 2483ccm 238 @ 6750   1991 ? E30 M3 Sport Evo2
M88
(S31)
(S32)
S32B35 3453ccm 6 4 277 @ 6500 330 @ 5000 1978.11   chain   Kugelfischer No E26 M1  
M88/1 470-490   1976.4   Kugelfischer E26 M1 Procar  
M88/2 850-950   1976.4       bi-turbo
M88/3
S31B35ME
286 @ 6500 340 @ 4500 1983   Motronic E24 M635CSi
E28 M5
 
S38 S38B36 3535ccm 6 4 315 @ 6900 354 @ 4750 1987-91   Chain 151 Bosch DME M1.2 No E34 M5  
S38B38 3795ccm 340 @ 6900 393 @ 4500 1992     Bosch DME M3.3  
S50 S50B30 2990ccm 6 4 286 @ 7000 321 @ 3600 92 ->95 ? Chain 152   VANOS E36 M3 early euro
S50B32 3201ccm 321 @ 7400 351 @ 3250 1995     Bosch DME, Siemens E36 M3 (Euro) Late model Euro.
S50B32 3201ccm 250   1994     Siemens   US
S52 S52B32 3152ccm 6 4 321 @ 7400 351 @ 3250 96 -> 2000 86.4x91 Chain 152 Bosch DME Bi-VANOS E36 M3 (Euro) Late model Euro.
S54 S54B32 3246ccm 6 4 343 @ 7900 366 @ 4900 2001 on ? Chain ? Siemens MS S54 Bi-VANOS E46 M3, Z3M Roadster M Roadster has 321bhp.
US version 333PS or 315 for Roadster.
S62 S62B50 4941ccm V8 4 400 @ 6600 502 @ 3800 1998 94x89 Chain 158   Bi-VANOS E39 M5  
S70 S70B56 5576ccm V12 2 380 @ 5300 550 @ 4000 1992 ? Chain 165   no E31 850CSi //M Tweaked M70
S70/1 6064ccm 4 550   1990 86x87     VANOS E31 M8 (concept, unofficial car)  
S70/2 627@7400 651 @ 7000 1993 266 TAG DME McLaren F1 double M3 ? :-)
S70/3 635   1996   McLaren F1
S85 S85B50 4999ccm V10 4 373kW @ 7750 520 @ 6100 2004 92x75.2 Chain 240 MS S65 bi-VANOS E60 M5
E63/E64 M6/M6 Convertible
4x electric oil pump

DME = Digital Motor Elektronik

DDE = Digital Diesel Elektronik

K-Jetronic = continual fuel injection (Kontinuierliche Einspritzung)

D-Jetronic = sequential fuel injection with intake air pressure measure

L-Jetronic = sequential fuel injection with intake air volume measure (Luftmengenmessendes System)

LE-Jetronic = for engine with catalytic converter

LU-Jetronic = for engine with catalytic converter and Lambda-sonde

LH-Jetronic = sequential fuel injection with intake air mass measure

Motronic = sequential fuel injection with intake air mass measure

VANOS = variable intake camshaft timing control (VAriable NOckenwellen Steuerung)

Bi-VANOS= double VANOS on intake & exhaust camshaft

VALVETRONIC = variable valve stroke control

DIVA = Differentiated Intakefully Variable Air (fully variable intake manifold)

DFI = Direct Fuel Injection

To convert from ft/lb to Nm multiply by 1.36 (100ft/lb = 136Nm)

To convert from PS to kW multiply by 0.735 (100 bhp = 73.5kW)