Historical clue formulations

• Powerful engine — 2025-03-23
• Powerful engine — 2023-10-31
• Power-packed engine — 2017-02-11
• Dodge Viper engine — 2016-07-19
• Powerful engine — 2015-05-14
• Powerful engine — 2013-09-20
• The muscle of a muscle car, maybe — 2013-07-26
• Powerful kind of engine — 2010-10-07
• Powerful engine — 2008-04-04
• Powerful auto engine — 2006-05-02
• Powerful engine — 2005-02-17
• Powerful kind of engine — 2003-03-07