Bmw S85 Hp
By the Editorial Staff
March 16, 2026
The BMW S85B50 is a naturally aspirated V10 petrol engine which replaced the BMW S62 V8 engine in the M5 model and was produced from 2005-2010. It was both BMW's first and only production V10 engine, and the first petrol V10 engine to be available in a production wagon (estate). The BMW S85 engine, a 5.0-liter V10 powerhouse, is known for its exhilarating performance and motorsport-inspired design.
Explore its pros and cons, reliability concerns, tuning potential, and. The first and only production V10 developed by BMW M, the S85 V10 was a 500-hp, naturally aspirated beast with Formula 1 pedigree. BMW S65 vs.
S85: Performance, Tuning, Reliability & Sound When it comes to iconic BMW engines, the S65 V8 and the S85 V10 stand out as some of the best BMW M engines ever made. With their naturally-aspirated designs and exceptional sound, both engines have become legendary high. Discover the BMW S85 engine's specifications, common problems, and reliability issues in the M5 and M6 models.
The power of the "clone" has been significantly reduced and leaves 420 hp at 8300 rpm. Chip Tuning Compressor S85 A reasonably proven way to increase engine power is to install the time-tested ESS S85 VT2 kit on a Vortech V3Si base, which can add up to 650hp. In addition to the resulting turbo, the ESS crank liners must be replaced.
The S85 has dual overhead camshafts with four valves per cylinder and double-VANOS (variable valve timing). The engine block and cylinder head are constructed from aluminum alloy. Peak power is 373 kW (507 PS; 500 hp) at 7,750 rpm and peak torque is 520 N⋅m (384 lb⋅ft) at 6,100 rpm.
The BMW S85 is a high-performance, naturally aspirated V10 petrol engine developed by BMW M GmbH, featuring a 5.0-liter (4,999 cc) displacement, a 90-degree aluminum cylinder block, and a DOHC valvetrain with four valves per cylinder. Produced from 2005 to 2010, it delivers 507 horsepower (373 kW) at 7,750 rpm and 384 lb-ft (520 Nm) of torque at 6,100 rpm, with a redline of 8,250 rpm, making. Explore the BMW S85 engine specs, configuration, oil requirements, and service intervals for optimal performance and maintenance.
The BMW S85 engine is a V-twin overhead camshaft (DOHC) ten-cylinder piston engine that replaced the S62 engine, produced from 2005 to 2010 and used in the BMW E60 M5, E61 M5 and E63/64 M6. The S85B50 engine is high revving, with a red mark of 8250 rpm on the tachometer. It achieves over 100 hp (70 kW) per liter, and has a very high compression ratio of 12.0:1.
Its technology is based on the.