Dodge 392ci Specs: 4.091 x 3.724 in

Dodge 392ci specs: 4.091 x 3.724 in (103.9 x 94.6 mm) bore and stroke. Displacement, compression and factory ratings, plus rod ratio.

At a glance

Displacement	392 ci
Cylinders	8
Bore	4.091"
Stroke	3.724"
Advertised power	470–485 hp
Years	2011–2023

This engine

Engine	Displacement	Bore × Stroke	CR	HP
ESG	392 ci	4.0906" × 3.7244"	—	470–485

Factory cars with a Dodge 392ci

• Dodge Challenger: 2011, ESG, 470 hp; 2012, ESG, 470 hp; 2013, ESG, 470 hp; 2014, ESG, 470 hp; 2015, ESG, 485 hp; 2016, ESG, 485 hp; 2017, ESG, 485 hp; 2018, ESG, 485 hp; 2019, ESG, 485 hp; 2020, ESG, 485 hp; 2021, ESG, 485 hp; 2022, ESG, 485 hp; 2023, ESG, 485 hp
• Dodge Charger: 2012, ESG, 470 hp; 2013, ESG, 470 hp; 2014, ESG, 470 hp; 2015, ESG, 485 hp; 2016, ESG, 485 hp; 2017, ESG, 485 hp; 2018, ESG, 485 hp; 2019, ESG, 485 hp; 2020, ESG, 485 hp; 2021, ESG, 485 hp; 2022, ESG, 485 hp; 2023, ESG, 485 hp

What varies across the family

This family is represented by a single engine in the database: 392 ci, 8 cylinders, a 4.0906" × 3.7244" bore and stroke.

All are oversquare — bore larger than stroke, which favours revs over low-end torque.

Each engine page carries rod ratio, mean piston speed, bore/stroke character and cylinder head specs where published, and links into the calculators with its dimensions already filled in.

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