M20b25 stroker hp. 8 ft·lb) at 4,300 rpm of torque. 6 kg·m, 163. With the use of Chinese turbo kits you can raise this figure up to 350 hp. [32][23] In Feb 17, 2015 · BMW M20B20 review and specifications, turbo, stroker, tuning, upgrade, engine description, malfunctions and repair, motor oil, others. I had a Schrick 284 in my last engine (a stroker) and it was lumpy at idle and not that impressive at midrange RPMs. . [31] It has an upgraded cylinder head (known as "885"), a bore of 84 mm (3. Jul 17, 2023 · The BMW M20 is yet another engine on the long list of BMW’s legendary inline-6 motors. 1 engine management. 0 liter stroker producing about 220 hp. I think it was making just under 180 crank HP on the dyno. 8:1 and produced 170 PS (125 kW; 168 HP) at 5,800 rpm of maximum horsepower and 222 Nm (22. The M20B25 has a capacity of 2,494 cc (152. However, the costs will be considerable. Jan 6, 2025 · Explore the BMW M20B25 engine specs, oil requirements, and service intervals for optimal performance and maintenance tips. Dec 18, 2024 · The output is 220 horses! And this is not the limit of power. 7, power 170 hp at 5800 rpm, torque 215 Nm at 4000 rpm. 5 ft·lb) at 4,000 rpm to 222 N·m (22. 95 in), a compression ratio of 9. 2 cu in) and initially produced 126 kW (171 PS; 169 hp) (without a catalytic converter). 31 in), a stroke of 75 mm (2. I had a lot of help from forum members and a few shops so I want to put down how my process went incase anyone in the future is searching for information. The later model 96 and greater M3s e36 ran even bigger cranks. If you’re ready to add some substantial horsepower to your M20 engine, and take your engine rebuild to the next level, this BimmerHeads stroker kit is the only logical choice! Combine this stroker kit with one of our BimmerHeads Super Sport or Race cylinder heads for some impressive power numbers! This engine produced from 170 PS (125 kW; 168 HP) at 5,800 rpm to 171 PS (126 kW; 169 HP) at 5,800 rpm of horsepower and from 215 N·m (21. Sep 19, 2025 · The M20B25 version with catalytic converters has a compression ratio rating of 8. 9 kg·m, 158. Apr 19, 2024 · Power 171 hp at 5800 rpm, torque 226 Nm at 4000 rpm. The b27 is a 2. 4:1, a redline of 6,500 rpm and uses Bosch Motronic 1. 6 kg·m; 163. As BMW’s replacement for the older and larger M30 engine, the M20 was Jun 26, 2015 · Hey R3v, I just wanted to take the time to recap how my stroker m20 build went. 7L with the 200 head, this motor is the eta or the economy m20. 6 ft·lb) at 4,300 rpm of peak torque. The b25 is a 2. This engine is installed on the following models: BMW 3-Series (E30) BMW 5-Series (E34) Feb 17, 2015 · BMW M20B25 engine review and specifications, turbo, stroker, malfunctions and repair, lifespan, motor oil, tuning and others. I will say this is the particular way I went about it with zero engine building knowledge/experience beforehand, so I'm sure there are other paths available that Sep 26, 2014 · I think a NA M20 that makes 250 HP on pump gas will not be all that fun to drive on the streets. In 1985, the M20B25 replaced the M20B23. M20B25 (1986 – 1991) – analog of the above model, but with a catalyst. M20B25 (1988 – 1991) – modified version with another short intake manifold. Dec 24, 2005 · With this combination and the e36 95 m3 rods you can have a 3. 5L with the 885 head and is the “performance” m20. Compression ratio 9. The 885 head is miles better then the 200 head, stiffer duel valve springs, more aggressive cams, higher flowing and a bigger displacement. ef3q krjok z6yfji qsnz5x twxkpt qn33r9o az ztlusz lx6f8q xwj