Dodge 6.2L Hemi Supercharged (Demon) Specs

Dodge 6.2L Hemi Supercharged (Demon) engine specs: 376 ci (6.2L), 8-cylinder, 4.0906" bore x 3.5787" stroke, 8.5:1 compression.

Dimensions

Displacement	376 ci / 6.2 L
Bore	4.0906"
Stroke	3.5787"
Cylinders	8
Compression ratio	8.5:1
Bore/stroke ratio	1.143

Construction

Block material	cast iron
Head material	aluminum
Valvetrain	OHV
Fuel type	gas
Advertised HP	808 hp

What these numbers mean

Bore/stroke character	1.143 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves
Mean piston speed at 6,000 RPM	3,579 ft/min — in the range typical of performance street engines
Displacement per cylinder	47.0 ci
Static compression	8.5:1 — low by modern standards, generally happy on regular pump fuel

Run the numbers for this engine

Each link opens the calculator with this engine's specs already filled in.

• Displacement calculator
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• Piston speed calculator
• Carburetor CFM calculator

Vehicles (1)

• Dodge Challenger SRT Demon

Similar engines

• Dodge 6.2L Hemi Supercharged (Hellcat) — 376 ci
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• Dodge Gen III Hemi · 3.917" × 3.579" · 10.5:1 — 345 ci
• Dodge Pentastar · 3.780" × 3.268" · 10.2:1 — 219.6 ci
• Chevrolet Chevr 2015 376 365HP — 376 ci
• Chevrolet Chevrolet 376ci · 4.065" × 3.622" · 12.4:1 — 376 ci

← All Gen III Hemi engines