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These valves have been unpopular with some drivers and are sometimes removed in favour of a conventional clutch action. [2] The BMW valve takes the form of a separate pipe fitting and is easily removed. Honda has also used clutch delay valves on some Civic models, which are integral to the clutch slave cylinder and must be dismantled in situ. [3]
Valvetronic system of the BMW N52 engine. The Valvetronic system is a BMW variable valve lift system [1] which, in combination with VANOS, allows infinite adjustment of the intake valve timing and lift. [2] [3] The system claims to improve fuel economy and emissions, and negates the need for a throttle body in regular use. [4]
The M3 models based on the F30 3 Series were introduced in 2014. Designated F80 for the M3 (sedan) alongside F82 for the M4 (coupe), it is the first time an M3 has used a separate model code, and the first time an M coupe was designated M4. They are powered by the S55 twin-turbocharged straight-six engine. Production of the M3 ended in 2020. [47]
BMW P66 Series was unveiled on 18 July 2011 alongside BMW M3 DTM (E92) machine at BMW Welt in Munich, Germany. [1] The BMW P66 Series engine lifespan was only lasted seven years and later permanently retired in 2019 and later restored in 2022 in order to supply engines for BMW M Hybrid V8 LMDh machine.
The BMW M3 is a high-performance version of the BMW 3 Series, developed by BMW's in-house motorsport division, BMW M GmbH. M3 models have been produced for every generation of 3 Series since the E30 M3 was introduced in 1986. The initial model was available in a coupé body style, with a convertible body style made available soon after.
The BMW S65 is a naturally aspirated V8 petrol engine which was produced from 2007 to 2013. Its main use was in the BMW M3 (where it replaced the BMW S54 straight-six engine). There is no direct replacement for the S65, since the following generation of M3 switched to a turbocharged straight-six engine (the BMW S55 ).
Valve float is an adverse condition which can occur at high engine speeds [1] when the poppet valves in an internal combustion engine valvetrain do not properly follow the closure phase of the cam lobe profile. This reduces engine efficiency and performance.
The BMW M57 is a straight-6 diesel engine produced from 1998 up to 2013 in BMW's ... Every cylinder has two inlet and two exhaust valves ... history and common ...