HWA AFR Turbo engine
The HWA AFR Turbo is a prototype four-stroke 2.0-litre single-turbocharged inline-4 gasoline racing engine, developed and produced jointly by HWA, in partnership and collaboration with Aston Martin, for Deutsche Tourenwagen Masters. The HWA inline-4 is engine rated at 610 + 30 hp (455 + 22 kW), with extra available on push-to-pass, and drives the rear wheels of the Vantage through a 6-speed semi-automatic transmission.[1][2][3][4]
| HWA AFR Turbo | |
|---|---|
| Overview | |
| Manufacturer | HWA (in partnership with Aston Martin) |
| Production | 2019-2020 (DTM) |
| Layout | |
| Configuration | Inline-4 cylinder |
| Displacement | 2.0 litres (122 cubic inches) |
| Cylinder bore | 86–90 mm (3.39–3.54 in) |
| Piston stroke | Free but typically approximately between 86–90 mm (3.39–3.54 in) |
| Cylinder block material | Die cast steel or aluminium alloy. Machining process from a solid is not permitted |
| Cylinder head material | Die cast steel or aluminium alloy |
| Valvetrain | DOHC 16-valve (four-valves per cylinder) |
| Compression ratio | 15:1 |
| Combustion | |
| Turbocharger | Single-turbocharged by Garrett Advancing Motion with 3.5 bar (51 psi) of turbo boost pressure |
| Fuel system | Bosch HDEV6 350 bar (5,076 psi) central high-pressure gasoline direct fuel injection. One direct injector per cylinder fed by an engine-driven high-pressure fuel pump |
| Management | Bosch Motronic MS 7.4 |
| Fuel type | Aral Ultimate 102 RON unleaded racing gasoline |
| Oil system | Dry sump. Total Quartz 9000 |
| Cooling system | Single mechanical water pump feeding a single-sided cooling system |
| Output | |
| Power output | 610 + 30 hp (455 + 22 kW) (2019) later 580 + 60 hp (433 + 45 kW) (2020-present) including push-to-pass |
| Torque output | Approx. 650 N⋅m (479 ft⋅lbf) @ 9,000 rpm |
| Dimensions | |
| Length | 600 mm (23.62 in) |
| Width | 697 mm (27.44 in) |
| Height | 693 mm (27.28 in) |
| Dry weight | 187 lb (85 kg) including turbocharger |
Applications
References
- "Aston Martin splits with DTM engine supplier HWA after one season". www.autosport.com.
- "2019 Aston Martin Vantage DTM - Images, Specifications and Information". Ultimatecarpage.com.
- "HWA can't rule out Aston Martin DTM split". www.motorsport.com.
- "Aston Martin linked to DTM entry with Red Bull and HWA for 2020". www.autosport.com.
- "First images of the Aston Martin Vantage DTM race car". TouringCarTimes. 4 March 2019.
- "R-Motorsport Aston Martin squad withdraws from DTM after one season". www.autosport.com.
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