Big block power and cubic inches in a small block package. Mopar's new 440 Super Commando small block stroker engine gives you over 500 HP on pump gas, and offers the compact size of a small block.
Bore Size: 4.185"
Compression Ratio: 10:1
Block: 340 Siamesse block with 4-bolt mains
Cylinder Heads: Aluminum
Valve Size: 2.080"/1.600 Stainless w/5/16" Stems
Intake Manifold: Single Plane 4-Barrel
Camshaft Duration: Hydraulic, 251°/257° @ .050
Camshaft Lift: .603 Intake/.603 Exhaust
Oil Pan: 8 Qt center sump street/strip
Crankshaft: Forged 4340
Connecting Rods: Forged 6.123" Length
Rocker Arms: Aluminum roller w/1.6:1 ratio