Stop in for a cup of coffee

Wonder what the biggest displacement engine in production? Caddilac?
as far as automotive goes, the largest mass produced engine currently is the 8.4 V10 from Chrysler found in the Vipers.

Current list:
10: 6.4 Hemi- Chrysler
9: Lamborghini Aventador 6.5 ltr
8: Chevy 6.6 Diesel
7: Rolls Royce Wraith- 6.6 Liters
6: Dodge Cummins 6.7 liter
5:Ford 6.7 diesel
4: Bentley 6.75 liters
3: Rolls Royce Phantom- 6.8 liters
2: Chevy 7.0 liter LS7Z
1: Dodge Viper 8.4 V10*

*now out of production after end of model year 2018.