Gibson GK428 engine
| Gibson GK428[1][2][3] | |
|---|---|
| Overview | |
| Manufacturer |  Gibson |
| Production | 2017-present |
| Layout | |
| Configuration | V8 naturally-aspirated, 90° cylinder angle |
| Displacement | 4.2 L (256 cu in) |
| Valvetrain | DOHC |
| Combustion | |
| Fuel system | Electronic indirect multi-point injection |
| Fuel type | |
| Output | |
| Power output | 603 hp (450 kW) |
| Torque output | 410 lb⋅ft (556 N⋅m) |
| Dimensions | |
| Dry weight | 135 kg (298 lb) |
The Zytek GK428 engine is a 4.2-litre normally-aspirated DOHC V8 engine. It has been developed and produced by Gibson for sports car racing since 2017.[4][5]
Applications
[edit]References
[edit]- ^ Acosta, Greg (31 October 2022). "EngineLabs 1,000-Horsepower Godzilla Engine Giveaway Is Now Live". EngineLabs. Retrieved 2 July 2025.
- ^ "GK428 (4.2-litre)". gibsontech.co.uk. Retrieved 2 July 2025.
- ^ "2017 Oreca 07 Gibson Specifications". Ultimatecarpage.com. Retrieved 2 July 2025.
- ^ Watkins, Gary (16 June 2016). "New LMP2 one-make engine for 2017 WEC breaks cover at Le Mans". autosport.com. Retrieved 2 July 2025.
- ^ "What goes into a Le Mans engine?". Auto Repair Focus. 4 June 2018. Retrieved 2 July 2025.
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