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  2. Exhaust system - Wikipedia

    en.wikipedia.org/wiki/Exhaust_system

    A typical exhaust system. The parts' names translate as follows: Krümmer: manifold (in this case, the exhaust manifold); Hosenrohr: downpipe; Katalysator: catalytic converter; Mittelschalldämpfer: middle silencer (or center muffler); Vorschalldämpfer: front silencer (or pre-muffler); Nachschalldämpfer: rear silencer (or main muffler); Endrohr: tailpipe.

  3. Muffler - Wikipedia

    en.wikipedia.org/wiki/Muffler

    Silencer (silver) and exhaust pipe on a Ducati motorcycle A silencer cut open to show the insulation, chambers and piping inside the shell. A muffler (North American and Australian English) [1] or silencer (British English) is a device for reducing the noise emitted by the exhaust of an internal combustion engine—especially a noise-deadening device forming part of the exhaust system of an ...

  4. AMC Ambassador - Wikipedia

    en.wikipedia.org/wiki/AMC_Ambassador

    Optional was the 270 hp (201 kW; 274 PS) "power pack" version with a dual exhaust system featuring new ceramic-coated mufflers guaranteed for the life of the car. [ 15 ] The 1961 Pure Oil Company Economy Trials, designed to parallel everyday driving experiences closely, saw the Ambassador capture 9 of the first ten places in the V8 engine ...

  5. Tuned exhaust - Wikipedia

    en.wikipedia.org/wiki/Tuned_exhaust

    A 4-2-1 exhaust system is a type of exhaust manifold for an engine with four cylinders per bank, such as an inline-four engine or a V8 engine. The layout of a 4-2-1 system is as follows: four pipes (primary) come off the cylinder head , and merge into two pipes (secondary), which in turn finally link up to form one collector pipe.

  6. Expansion chamber - Wikipedia

    en.wikipedia.org/wiki/Expansion_chamber

    The stinger's length and inside diameter are based on 0.59 to 0.63x the header pipe diameter and its length is equal to 12 times its diameter, depending on the results to be achieved. In a well designed tuned exhaust system, the total increase in pressure is in any case much less than the one produced by a muffler.

  7. Multi-valve - Wikipedia

    en.wikipedia.org/wiki/Multi-valve

    A cylinder head of a four valve Nissan VQ engine engine. A multi-valve or multivalve engine is one where each cylinder has more than two valves (an intake, and an exhaust).A multi-valve engine has better breathing, and with more smaller valves (having less mass in motion) may be able to operate at higher revolutions per minute (RPM) than a two-valve engine, delivering more power.