Vehicle engine Crankshaft information
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Bearing Main
RegisteredTechnical GuidesEngine main bearings In a piston engine, the main bearings are the bearings on which the crankshaft rotates, usually plain or journal bearings. The bearings hold the crankshaft ...
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Bearing Plain
RegisteredTechnical GuidesPlain bearing explained A plain bearing is the simplest type of bearing, comprising just a bearing surface and no rolling elements. Therefore the journal (i.e., the part of the ...
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Big End Crankpin Journals
RegisteredTechnical GuidesBig End Crankpin Journals In a reciprocating engine, the crankpins, also known as crank journals are the journals of the big end bearings, at the ends of the connecting rods ...
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Connecting rod
RegisteredTechnical GuidesEngine Connecting rod In a reciprocating piston engine, the connecting rod or conrod connects the piston to the crank or crankshaft. Together with the crank, they form a simple ...
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Connecting rod Make size comparison
Technical GuidesConnecting rods manufacture size comparison Guide Big End Diameter - Small end diameter - Length Audi S3 / TT 1.8Ltr. 20V Turbo 50.6mm 20mm 144mm A3 2.0Ltr. T FSI 50.6mm 20mm ...
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Crank Journals (pins)
RegisteredTechnical GuidesEngine Crank Journals (pins) explained Crankpins highlighted in blue In a reciprocating engine, the crankpins, also known as crank journals are the journals of the big end ...
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Crankcase
RegisteredTechnical GuidesEngine Crankcase In an internal combustion engine of the reciprocating type, the crankcase is the housing for the crankshaft. The enclosure forms the largest cavity in the engine ...
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Crankcase ventilation & PCV valve
RegisteredTechnical GuidesEngine Crankcase ventilation system & (PCV) valve Car pcv valve A crankcase ventilation system is a way for gases to escape in a controlled manner from the crankcase of an ...
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Crankshaft
RegisteredTechnical GuidesEngine Crankshaft explained The crankshaft, sometimes abbreviated to crank, is the part of an engine that translates reciprocating linear piston motion into rotation. To convert ...
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Crankshaft Crossplane
RegisteredTechnical GuidesV8 Crossplane crankshaft The crossplane or cross-plane is a crankshaft design for V8 engines with a 90° angle between the cylinder banks. The crossplane crankshaft is the ...
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Crankshaft deep rolling
RegisteredTechnical GuidesCrankshaft deep rolling Deep rolling is a method of cold work deformation and burnishing of internal combustion engine crankshaft journal fillets to increase durability and ...
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Crankshaft position Sensor
RegisteredTechnical GuidesCrankshaft position sensor A crank position sensor is an electronic device used in an internal combustion engine to monitor the position or rotational speed of the crankshaft. ...
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Engine balance
RegisteredTechnical GuidesEngine balance Engine balance refers to the inherent motions of the components of an engine, such as an internal combustion engine, and the engineering solutions used to minimise ...
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Engine Blueprinting
RegisteredTechnical GuidesEngine Blueprinting Engine blueprinting means specifically to create an engine that reflects the design intent through the removal of manufacturing tolerances insofar as that is ...
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Engine displacement
RegisteredTechnical GuidesEngine displacement explained One complete cycle of a four-cylinder, four-stroke engine. The volume displaced is marked in red. Engine displacement is the volume swept by all the ...
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Engine Windage
RegisteredTechnical GuidesEngine Windage Explained Windage is a force created on an object by friction when there is relative movement between air and the object. There are two causes of windage: the ...
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Harmonic balancer
RegisteredTechnical GuidesHarmonic balancer explaned A harmonic balancer (also called crank pulley damper, crankshaft damper, torsional damper, or vibration damper) is a device connected to the crankshaft ...
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Main 4-bolt
RegisteredTechnical Guides4-bolt main Explained A 4-bolt main refers to the number of bolts attaching the main bearing caps to the block of an internal combustion engine. Four bolt mains are considered ...
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