3.0L GM Base Marine 4 Cylinder Specifications

Displacement:
181 C.I.D. (2966.59 CC) / 3.0L
Cylinders: In-Line 4 Cylinder
Comp. Ratio: 9.25:1 (High Flow Vortec Head)
Valve Config: Pushrod Actuated / Overhead Valves
Valve Lifters: Hydralic Flat Tappet
Bore x Stroke:  4.00” x 3.60” (101.60 x 91.44 mm)
Main Bearings: 2 Bolt Cast Iron
Ignition:  Delco EST (Electronic)
Intake/Exhaust Manifold:
Not Included (see exhaust options)
Block MFG.: GM Powertrain
Flywheel Dia.: 14” (Ring Gear Towards Engine)
Firing Order: 1 – 3 – 4 – 2
Oil Pan Capacity: 4 Quarts (W/O Filter)
Oil Type: Marine SAE 15W40 Pennzoil Marine
Paint Protectant:  High Gloss Black / Superior Corrosion  Res.
Horsepower: 140 H.P. @ 4800 RPM (Carburetor)
Torque: 177 lb-ft @ 3600 RPM
Warranty: 1 Year Limited (90 Days Commercial)
Dimensions Dimensions