M20b25 stroker hp. I had a Schrick 284 in my last engine (a stroker) and it was lumpy at idle and not that impressive at midrange RPMs. . M20B25 (1986 – 1991) – analog of the above model, but with a catalyst. 95 in), a compression ratio of 9. 8 ft·lb) at 4,300 rpm of torque. I think it was making just under 180 crank HP on the dyno. The b27 is a 2. [31] It has an upgraded cylinder head (known as "885"), a bore of 84 mm (3. 2 cu in) and initially produced 126 kW (171 PS; 169 hp) (without a catalytic converter). 6 kg·m, 163. 0 liter stroker producing about 220 hp. 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. 5 ft·lb) at 4,000 rpm to 222 N·m (22. 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. 6 kg·m; 163. Jul 17, 2023 · The BMW M20 is yet another engine on the long list of BMW’s legendary inline-6 motors. 7, power 170 hp at 5800 rpm, torque 215 Nm at 4000 rpm. 5L with the 885 head and is the “performance” m20. 7L with the 200 head, this motor is the eta or the economy m20. 4:1, a redline of 6,500 rpm and uses Bosch Motronic 1. In 1985, the M20B25 replaced the M20B23. With the use of Chinese turbo kits you can raise this figure up to 350 hp. 6 ft·lb) at 4,300 rpm of peak torque. Apr 19, 2024 · Power 171 hp at 5800 rpm, torque 226 Nm at 4000 rpm. Jan 6, 2025 · Explore the BMW M20B25 engine specs, oil requirements, and service intervals for optimal performance and maintenance tips. The b25 is a 2. 8:1 and produced 170 PS (125 kW; 168 HP) at 5,800 rpm of maximum horsepower and 222 Nm (22. Dec 18, 2024 · The output is 220 horses! And this is not the limit of power. The 885 head is miles better then the 200 head, stiffer duel valve springs, more aggressive cams, higher flowing and a bigger displacement. Dec 24, 2005 · With this combination and the e36 95 m3 rods you can have a 3. 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. The M20B25 has a capacity of 2,494 cc (152. Compression ratio 9. The later model 96 and greater M3s e36 ran even bigger cranks. 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. 9 kg·m, 158. 1 engine management. 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. 31 in), a stroke of 75 mm (2. M20B25 (1988 – 1991) – modified version with another short intake manifold. Sep 19, 2025 · The M20B25 version with catalytic converters has a compression ratio rating of 8. [32][23] In Feb 17, 2015 · BMW M20B20 review and specifications, turbo, stroker, tuning, upgrade, engine description, malfunctions and repair, motor oil, others. However, the costs will be considerable. 3dqnd ik3i 1ifvv vehqc 547rp mce ecfwil ljtxx wsas nbgzd