More than 500 people -- mostly powertrain engineers from automakers and suppliers -- attended ceremony.
Powertrain engineers strive to earn Wards 10 Best Engines trophy.
Roberto Rossetti, vice president-engineering at BMW Group, accepts honor for B58 3.0L turbocharged 6-cyl. in M240i.
Mike Duhaime, global director-electrified powertrain propulsion systems at FCA, speaks on behalf of Chrysler Pacifica Hybrid.
FCA's Bob Lee talks with co-worker John Gibson.
Peter Dowding, Ford's chief engineer-gas engine systems, accepts award for 2.3L turbo-4 in Focus RS.
Attendees check out Ford Focus RS engine (left) and FCA's e-Flite electrically variable transmission in Chrysler Pacifica Hybrid.
WardsAuto's Drew Winter (left) hands off award for Chevrolet Volt to GM's Tim Grewe.
Engineers who worked on Chevy Volt powertrain gather behind display model.
Honda R&D's Ikuo Takeishi, general manager-engine development (left), and Shigeru Maruyama, general manager-hybrid system development, accept award for Honda Accord Hybrid.
Hyundai Senior Vice President WooTae Kim speaks on behalf of Elantra Eco's 1.4L turbocharged 4-cyl.
Hyundai powertrain engineers gather behind winning 1.4L turbo-4.
Infiniti's Keith St. Clair (from left) and Keisuke Chujo speak with WardsAuto editor Dave Zoia.
Infiniti's Keisuke Chujo accepts award for 3.0L twin-turbo V-6 in Q50.
Robert Davis, senior vice president for Mazda's U.S. Operations, speaks for 2.5L turbocharged 4-cyl. in new CX-9.
Mazda's 2.5L turbocharged 4-cyl. is automaker's first Skyactiv engine with forced induction.
Neil Armstrong, vice president at Mercedes-Benz Research and Development North America, accepts award for 2.0L turbo-4 in C300.
Volvo Cars' Stefan Hermelin speaks on behalf of 362-hp 2.0L turbo/supercharged 4-cyl. in Volvo V60 Polestar.
Forty powertrains vied for top honors in this year's competition.
WardsAuto editor Drew Winter kicks off festivities.
WardsAuto editor Tom Murphy discusses judging criteria and powertrain trends.
Ice sculpture greets ceremony attendees.