Displacement: Cylinders: Comp. Ratio: Valve Config: Valve Lifters: Bore x Stroke:  Main Bearings: Ignition:  Intake/Exhaust Manifold: Block MFG.: Flywheel Dia.: Firing Order: Oil Pan Capacity: Oil Type: Marine Paint Protectant:  Horsepower: Torque:

181 C.I.D. (2966.59 CC) / 3.0L In-Line 4 Cylinder 9.25:1 (High Flow Vortec Head) Pushrod Actuated / Overhead Valves Hydralic Flat Tappet 4.00” x 3.60” (101.60 x 91.44 mm) 2 Bolt Cast Iron Delco EST (Electronic) Customer Supplied GM Powertrain 14” (Ring Gear Towards Engine) 1 – 3 – 4 – 2 4 Quarts (W/O Filter) SAE 15W40 Pennzoil Marine High Gloss Black / Superior Corrosion  Res. 140 H.P. @ 4800 RPM (Carburetor) 177 lb-ft @ 3600 RPM