Tuning Wiki

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Page organisation in this revision
Page type
Technical article
Subject
Engines
Parent
Section level
Applies to
No ECU-specific applicability
Tool groups
None
Manufacturers
None

Engine-group and variant data from Wikipedia's discontinued petrol list. These are Volkswagen Group records, including other Group marques; a listed application is not automatically a Volkswagen fitment.

View this section in the cited Wikipedia revision.

2.0 R4 52–55 kW (EA831)

Source fieldEngine data
identificationparts code prefix: 046, ID codes: CL, CH
engine displacement & engine configuration1,984 cc (121.1 cu in) inline-four engine (R4/I4); bore × stroke: 86.5 mm × 84.4 mm (3.41 in × 3.32 in), stroke ratio: 1.02:1 – square engine, 496.0 cc per cylinder, compression ratios: CL – 7.0:1, CH – 8.3:1
cylinder block & crankcasegrey cast iron; die-forged steel crankshaft
cylinder head & valvetraincast aluminium alloy; SOHC; 8 valves
DIN-rated motive power & torque outputs, ID codesCL : 52 kW (71 PS; 70 bhp) at 4,300 rpm; 132 N⋅m (97 lbf⋅ft) at 2,400
DIN-rated motive power & torque outputs, ID codesCH : 55 kW (75 PS; 74 bhp) at 4,300 rpm; 152 N⋅m (112 lbf⋅ft) at 2,400
applicationVolkswagen LT (CH: 04/75–11/82, CL: 05/76-??/??)

2.3 R4 105 kW

Source fieldEngine data
identificationparts code prefix: 00A, ID code: AGL Mercedes-Benz M111 engine
engine displacement & engine configuration2,295 cc (140 cu in) inline-four engine (R4/I4); bore: 90.9 mm (3.58 in) stroke: 88.4 mm (3.48 in), stroke ratio: 1.03:1, 573.7 cc per cylinder, viscous cooling fan
cylinder block & crankcasegrey cast iron; die-forged steel crankshaft
cylinder head & valvetraincast aluminium alloy; DOHC; 8 valves
aspirationcast aluminium alloy; cast iron
DIN-rated motive power & torque output105 kW (143 PS; 141 bhp)
applicationVolkswagen LT (05/96–11/01)

Volkswagen Group engine directory

Additional mechanical and system details

The source may discuss several variants in each section. These are reported components and systems, not a guarantee that every item applies to every code.

2.0 R4 52–55 kW (EA831)

Source fieldAdditional hardware and system details
cylinder block & crankcasegrey cast iron; forged-steel crankshaft; main bearings: five
cylinder head & valvetrainaluminium alloy; valves per cylinder: two; total valves: 8; single overhead camshaft
fuel systemcarburettor

2.3 R4 105 kW

Source fieldAdditional hardware and system details
cylinder block & crankcasegrey cast iron; forged-steel crankshaft; main bearings: five
cylinder head & valvetrainaluminium alloy; valves per cylinder: two; total valves: 8; double overhead camshaft; timing-chain drive
fuel system, ignition system & engine managementindirect injection; multipoint injection

Data adapted from the cited Wikipedia revision by Wikipedia contributors under CC BY-SA 4.0. Production dates and fitments reflect that revision; verify the exact engine code, market and vehicle before applying a specification.

Sources

Curated reference notes. Applicability follows the cited sources; hardware testing by this wiki is not implied.

Further Wikipedia-sourced details

The following additional information is drawn from the cited Wikipedia revision by Wikipedia contributors, available under CC BY-SA 4.0. An open-ended date reflects the source snapshot, not confirmed current production or fitment.

Additional component and system specifications

Each source section can include several variants. Components, pressures and emissions systems are reported for that section and do not automatically apply to every code; exceptions are noted where the source provides them.

2.0 R4 52–55 kW (EA831)

Source fieldAdditional details
cylinder head & valvetrainValve actuation: bucket tappets; Camshaft drive: belt
fuel systemFuel metering: carburettor is described; Fuel octane as stated: 85 RON; Fuel octane as stated: 80 RON

2.3 R4 105 kW

Source fieldAdditional details
cylinder head & valvetrainValve actuation: bucket tappets; Camshaft drive: chain
fuel system, ignition system & engine managementInjection: multi-point, indirect where specified; Injector location: intake manifold