Nissan VR engine
The VR is a series of twin-turbo DOHC V6 automobile engines from Nissan with displacements of 3.0 and 3.8 L. An evolution of the widely successful VQ series, it also draws on developments from the VRH, JGTC, and Nissan R390 GT1 Le Mans racing... Wikipedia
Compression ratio: 9.0:1, 10.3:1
Cooling system: Water-cooled
Cylinder block material: Aluminum
Cylinder bore: 86.0 mm (3.39 in); 95.5 mm (3.76 in)
Designer: Naoki Nakada
Displacement: 3.0 L (2,997 cc); 3.5 L (3,492 cc); 3.8 L (3,799 cc)
Dry weight: 429.5 lb (194.8 kg) (VR30DDTT); 608 lb (276 kg) (VR38DETT)