Dodge 6.1L Hemi Specs

Dodge 6.1L Hemi engine specs: 370 ci (6.1L), 8-cylinder, 4.0551" bore x 3.5787" stroke, 10.3:1 compression.

Dimensions

Displacement	370 ci / 6.1 L
Bore	4.0551"
Stroke	3.5787"
Cylinders	8
Compression ratio	10.3:1
Bore/stroke ratio	1.133

Construction

Block material	cast iron
Head material	aluminum
Valvetrain	OHV
Fuel type	gas
Advertised HP	425 hp

What these numbers mean

Bore/stroke character	1.133 — 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	46.3 ci
Static compression	10.3:1 — in the range that usually runs on pump premium

Run the numbers for this engine

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

• Displacement calculator
• Compression ratio calculator
• Piston ring gap calculator
• Piston speed calculator
• Carburetor CFM calculator

Vehicles (4)

• Dodge Charger SRT8
• Chrysler 300C SRT8
• Jeep Grand Cherokee SRT8
• Dodge Challenger SRT8

Similar engines

• Dodge 6.2L Hemi Supercharged (Hellcat) — 376 ci
• Dodge 6.2L Hemi Supercharged (Demon) — 376 ci
• Dodge 6.2L Hemi Supercharged (Redeye) — 376 ci
• Dodge 6.4L Hemi (392 Apache) — 392 ci
• 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
• Chrysler Chrysler 370ci · 4.055" × 3.580" · 10.3:1 — 370 ci
• Chrysler Chrysler 370ci · 4.055" × 3.580" · 12.6:1 — 370 ci

← All Gen III Hemi engines