BMW Engine Designations
| BMW Code | Size (L) | Cyl | Valves/Cyl | Power (bhp@rpm) | Torque (lb/ft@rpm) | Manuf. | Timing | VANOS | Used in | Notes & Comments |
|---|---|---|---|---|---|---|---|---|---|---|
| M10 | 1.5 1.6 1.8 2.0 2.0 tii 2.0 turbo |
4 | 2 | 75 @ ? 85 @ 5700 90->98 @ 5250 100 @ 5500 130 @ 5800 170 @ 5800 |
? 91@ 3000 108 @ 3000 116 @ 3000 131 @ 4500 181 @ 4000 |
75 66 -> 69? 71 -> 87 68 -> 75 71 -> 75 73 -> 74 |
chain | no | 1502 1600-2 1802, E21/E30 316 2002, E21, 320 2002 tii 2002 turbo |
2002 turbo 2002ti had 120bhp Also in E21 316, 318i, 320/4, E30 316 |
| M20 (little six) |
2.0 2.3 2.5 2.7 |
6 | 2 | 129 @ 6000 143 @ 5300 170 @ 5800 125 @ 4250 |
120 @ 4000 151 @ 4000 167 @ 4000 177 @ 3250 |
77 -> 89 eta 84->88 |
belt | no | 320i/6 E21/30 323i 325i, E34 525i 325e,528e |
Head bolts can be a problem. Eta is lower rpm fuel saver. |