Page organisation in this revision
- Page type
- Technical article
- Subject
- Engines
- Parent
- Section level
- Applies to
- No ECU-specific applicability
- Tool groups
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- Manufacturers
- Not recorded in this older revision
Changes from revision 1 to revision 3
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Engine-group and variant data from Wikipedia's 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.
WR12
Source fieldEngine dataidentificationparts code prefix: 07Cengine displacement & engine configuration5,998 cc (366.0 cu in) 72° W12 engine ; bore x stroke: 84.0 mm × 90.2 mm (3.31 in × 3.55 in), stroke ratio: 0.93:1 – undersquare/long-stroke, 499.9 cc per cylinder, compression ratio: 10.7:1cylinder block & crankcasealuminium alloycylinder heads & valvetraincast aluminium alloy; 48 valvesaspirationmagnesium alloy; turbochargerfuel system, ignition system, engine managementcommon rail; Bosch Motronic ME 7.1.1 electronic engDIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes309 kW (420 PS; 414 bhp); 550 N⋅m (406 lbf⋅ft) — Audi A8: AZC (01/01-09/02) , VW Phaeton: BAN (04/02-05/05)DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes331 kW (450 PS; 444 bhp) at 6,200 rpm, 580 N⋅m (430 lbf⋅ft) at 4,000 rpm, 560 N⋅m (413 lbf⋅ft) at 2,300–5,300 rpm — Audi A8: BHT, BSB, BTE (12/03-07/10)DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes331 kW (450 PS; 444 bhp) at 6,000 rpm; 560 N⋅m (413 lbf⋅ft) at 2,750–5,000 rpm — Phaeton: BRN, BTT (05/05-03/16)DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes331 kW (450 PS; 444 bhp) at 6,000 rpm; 600 N⋅m (443 lbf⋅ft) at 3,300 rpm — Touareg: BJN, CFRA (08/04-05/10)DIN-rated motive power & torque outputs – Bentley twin turbo412 kW (560 PS; 553 bhp) at 6,100 rpm; 650 N⋅m (479 lbf⋅ft) at 1,600–6,100 rpm — standard models: BWR, BEB, MTBHTDIN-rated motive power & torque outputs – Bentley twin turbo449 kW (610 PS; 602 bhp) at 6,000 rpm; 750 N⋅m (553 lbf⋅ft) at 1,700–5,600 rpm — "Speed" models: CKHC, BWRAapplicationsAudi A8 (AZC: 03/01-09/02, BHT: 02/04-, BSB: 10/04-, BTE: 02/05-) , Volkswagen Phaeton (BAN: 05/02-05/05, BRN: 05/05-10/08, BTT: 05/05-10/08) , Volkswagen Touareg sport (BJN: 08/04-, CFRA: 02/08-) , Bentley Continental GT , Bentley Flying Spur , Bentley Bentayga
6.0 WR12 48v TFSI
Source fieldEngine dataReported output430 kW (585 PS; 577 bhp); 800 N⋅mAvailabilityPromised for the fourth-generation Audi A8; the source says only press cars were known as of August 2020.
6.3 WR12 48v FSI (CEJA)
Source fieldEngine dataapplicationsA8 L W12 6.3 FSI quattro (CEJA)
Volkswagen Group engine directory
Additional mechanical and system detailsThe source may discuss several variants in each section. These are reported components and systems, not a guarantee that every item applies to every code.WR12Source fieldAdditional hardware and system detailscylinder block & crankcasealuminium alloy; main bearings: sevencylinder heads & valvetrainaluminium alloy; valves per cylinder: four; total valves: 48; double overhead camshaft; hydraulic valve-clearance adjustment; variable valve timingaspirationturbochargedfuel system, ignition system, engine managementcommon rail mentioned; indirect injection; multipoint injection; management or injection designation: Bosch Motronic ME 7.1.1exhaust systemcatalyst; oxygen sensingData 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.
Wikipedia: List of Volkswagen Group petrol engines. Wikipedia contributors; CC BY-SA 4.0. Source revision oldid 1383476161; accessed 2026-11-10.
Further Wikipedia-sourced detailsThe 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 specificationsEach 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.WR12Source fieldAdditional detailscylinder block & crankcaseOil-pump drive: chaincylinder heads & valvetrainValve actuation: roller-finger followers; Valve clearance: hydraulic compensation; Variable valve timing or lift is described for this source entryaspirationAir metering: hot-film or hot-wire mass-airflow sensor; Turbochargers: two are described; Throttle: electronic control is describedfuel system, ignition system, engine managementInjection: multi-point, indirect where specified; Injection: sequential operation is described; Injector location: intake manifold; Knock sensing: sensor-based control is described; Ignition: individual coils are described; Named system: Bosch Motronic ME 7.1.1exhaust systemExhaust monitoring: oxygen sensorsdimensionslength: 513 mm; height: 715 mm; width: 710 mmPage organisation changed
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Revision 1: Volkswagen Group petrol engines — WR12
Engine-group and variant data from Wikipedia's 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.
WR12
| Source field | Engine data |
|---|
| identification | parts code prefix: 07C |
| engine displacement & engine configuration | 5,998 cc (366.0 cu in) 72° W12 engine ; bore x stroke: 84.0 mm × 90.2 mm (3.31 in × 3.55 in), stroke ratio: 0.93:1 – undersquare/long-stroke, 499.9 cc per cylinder, compression ratio: 10.7:1 |
| cylinder block & crankcase | aluminium alloy |
| cylinder heads & valvetrain | cast aluminium alloy; 48 valves |
| aspiration | magnesium alloy; turbocharger |
| fuel system, ignition system, engine management | common rail; Bosch Motronic ME 7.1.1 electronic eng |
| DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes | 309 kW (420 PS; 414 bhp); 550 N⋅m (406 lbf⋅ft) — Audi A8: AZC (01/01-09/02) , VW Phaeton: BAN (04/02-05/05) |
| DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes | 331 kW (450 PS; 444 bhp) at 6,200 rpm, 580 N⋅m (430 lbf⋅ft) at 4,000 rpm, 560 N⋅m (413 lbf⋅ft) at 2,300–5,300 rpm — Audi A8: BHT, BSB, BTE (12/03-07/10) |
| DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes | 331 kW (450 PS; 444 bhp) at 6,000 rpm; 560 N⋅m (413 lbf⋅ft) at 2,750–5,000 rpm — Phaeton: BRN, BTT (05/05-03/16) |
| DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes | 331 kW (450 PS; 444 bhp) at 6,000 rpm; 600 N⋅m (443 lbf⋅ft) at 3,300 rpm — Touareg: BJN, CFRA (08/04-05/10) |
| DIN-rated motive power & torque outputs – Bentley twin turbo | 412 kW (560 PS; 553 bhp) at 6,100 rpm; 650 N⋅m (479 lbf⋅ft) at 1,600–6,100 rpm — standard models: BWR, BEB, MTBHT |
| DIN-rated motive power & torque outputs – Bentley twin turbo | 449 kW (610 PS; 602 bhp) at 6,000 rpm; 750 N⋅m (553 lbf⋅ft) at 1,700–5,600 rpm — "Speed" models: CKHC, BWRA |
| applications | Audi A8 (AZC: 03/01-09/02, BHT: 02/04-, BSB: 10/04-, BTE: 02/05-) , Volkswagen Phaeton (BAN: 05/02-05/05, BRN: 05/05-10/08, BTT: 05/05-10/08) , Volkswagen Touareg sport (BJN: 08/04-, CFRA: 02/08-) , Bentley Continental GT , Bentley Flying Spur , Bentley Bentayga |
6.0 WR12 48v TFSI
| Source field | Engine data |
|---|
| Reported output | 430 kW (585 PS; 577 bhp); 800 N⋅m |
| Availability | Promised for the fourth-generation Audi A8; the source says only press cars were known as of August 2020. |
6.3 WR12 48v FSI (CEJA)
| Source field | Engine data |
|---|
| applications | A8 L W12 6.3 FSI quattro (CEJA) |
Volkswagen Group engine directory
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.
Revision 3: Volkswagen Group petrol engines — WR12
Engine-group and variant data from Wikipedia's 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.
WR12
| Source field | Engine data |
|---|
| identification | parts code prefix: 07C |
| engine displacement & engine configuration | 5,998 cc (366.0 cu in) 72° W12 engine ; bore x stroke: 84.0 mm × 90.2 mm (3.31 in × 3.55 in), stroke ratio: 0.93:1 – undersquare/long-stroke, 499.9 cc per cylinder, compression ratio: 10.7:1 |
| cylinder block & crankcase | aluminium alloy |
| cylinder heads & valvetrain | cast aluminium alloy; 48 valves |
| aspiration | magnesium alloy; turbocharger |
| fuel system, ignition system, engine management | common rail; Bosch Motronic ME 7.1.1 electronic eng |
| DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes | 309 kW (420 PS; 414 bhp); 550 N⋅m (406 lbf⋅ft) — Audi A8: AZC (01/01-09/02) , VW Phaeton: BAN (04/02-05/05) |
| DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes | 331 kW (450 PS; 444 bhp) at 6,200 rpm, 580 N⋅m (430 lbf⋅ft) at 4,000 rpm, 560 N⋅m (413 lbf⋅ft) at 2,300–5,300 rpm — Audi A8: BHT, BSB, BTE (12/03-07/10) |
| DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes | 331 kW (450 PS; 444 bhp) at 6,000 rpm; 560 N⋅m (413 lbf⋅ft) at 2,750–5,000 rpm — Phaeton: BRN, BTT (05/05-03/16) |
| DIN-rated motive power & torque outputs – Audi / Volkswagen, ID codes | 331 kW (450 PS; 444 bhp) at 6,000 rpm; 600 N⋅m (443 lbf⋅ft) at 3,300 rpm — Touareg: BJN, CFRA (08/04-05/10) |
| DIN-rated motive power & torque outputs – Bentley twin turbo | 412 kW (560 PS; 553 bhp) at 6,100 rpm; 650 N⋅m (479 lbf⋅ft) at 1,600–6,100 rpm — standard models: BWR, BEB, MTBHT |
| DIN-rated motive power & torque outputs – Bentley twin turbo | 449 kW (610 PS; 602 bhp) at 6,000 rpm; 750 N⋅m (553 lbf⋅ft) at 1,700–5,600 rpm — "Speed" models: CKHC, BWRA |
| applications | Audi A8 (AZC: 03/01-09/02, BHT: 02/04-, BSB: 10/04-, BTE: 02/05-) , Volkswagen Phaeton (BAN: 05/02-05/05, BRN: 05/05-10/08, BTT: 05/05-10/08) , Volkswagen Touareg sport (BJN: 08/04-, CFRA: 02/08-) , Bentley Continental GT , Bentley Flying Spur , Bentley Bentayga |
6.0 WR12 48v TFSI
| Source field | Engine data |
|---|
| Reported output | 430 kW (585 PS; 577 bhp); 800 N⋅m |
| Availability | Promised for the fourth-generation Audi A8; the source says only press cars were known as of August 2020. |
6.3 WR12 48v FSI (CEJA)
| Source field | Engine data |
|---|
| applications | A8 L W12 6.3 FSI quattro (CEJA) |
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.
WR12
| Source field | Additional hardware and system details |
|---|
| cylinder block & crankcase | aluminium alloy; main bearings: seven |
| cylinder heads & valvetrain | aluminium alloy; valves per cylinder: four; total valves: 48; double overhead camshaft; hydraulic valve-clearance adjustment; variable valve timing |
| aspiration | turbocharged |
| fuel system, ignition system, engine management | common rail mentioned; indirect injection; multipoint injection; management or injection designation: Bosch Motronic ME 7.1.1 |
| exhaust system | catalyst; oxygen sensing |
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.
| Source field | Additional details |
|---|
| cylinder block & crankcase | Oil-pump drive: chain |
| cylinder heads & valvetrain | Valve actuation: roller-finger followers; Valve clearance: hydraulic compensation; Variable valve timing or lift is described for this source entry |
| aspiration | Air metering: hot-film or hot-wire mass-airflow sensor; Turbochargers: two are described; Throttle: electronic control is described |
| fuel system, ignition system, engine management | Injection: multi-point, indirect where specified; Injection: sequential operation is described; Injector location: intake manifold; Knock sensing: sensor-based control is described; Ignition: individual coils are described; Named system: Bosch Motronic ME 7.1.1 |
| exhaust system | Exhaust monitoring: oxygen sensors |
| dimensions | length: 513 mm; height: 715 mm; width: 710 mm |