553 w. Covina Blvd.
San Dimas CA US 91773
PT# 8M0173773 (NEW) 8.1L MPI (370-hp) Horizon In-Line Down Angle Inboard Engine ONLY, Non-DTS:(Transmission not included). Fully dressed Marine Engine. 100% new Quicksilver. Built by Quicksilver Division. 3-Year Mercury Marine Factory Backed Warranty. Heavy Duty Iron Block with splayed 4-bolt Main Bearing Caps, Priority Main Oiling System, Hypereutectic pistons, Roller Camshaft, 1.7:1 Rocker Arms, Forged Steel Crankshaft, Quicksilver Iron Cylinder Heads featuring Black-X Valve Tech.
Specifications: HP / kW @ flywheel: 375 / 272 Maximum RPM (WOT): 4200 - 4600 Engine type: Remanufactured 8.1L Mercury V-8 iron block and heads. Displacement (CID/L): 496 / 8.1 Bore and stroke: 4.25 x 4.38" / 108 x 111 mm. Compression ratio: 8.6:1 Fuel requirement: 87 octane (R+M)/2. Engine control system: PCM 555. Fuel delivery system: GEN III cool fuel. Fuel injection system: Sequential multi-point electronic fuel injection (MPI). Air induction: Two-piece long runner intake with 75 mm throttle body. Ignition: Distributorless ignition with knock control. Alternator amps: 65 amp. Water drain system: Single point air actuated. Exhaust system: Iron manifolds with 4" / 102 mm diameter 316 stainless steel dry joint exhaust elbows, +2"Risers Standard. Cooling system: Brass sea water pump Closed cooling. Long life 5-year antifreeze. Accessory drive system: Serpentine belt. Lubrication system: High flow oil pump and copper engine oil cooler. Recommended oil: SAE 25W-40 NMMA Certified FC-W Synthetic Blend. Engine guardian system: Exhaust manifold temperature High coolant temperature Knock control Low oil pressure Low voltage Low water pressure Over-rev Transmission temperature. Transmission coupler: Dual-stage coupler - must be changed for 72C transmissions.
1) Engine is not equipped with a decorative plastic engine cover An old cover can be transferred from an older engine or simply left off.
2) Because this is a completely new engine and not a major repower assembly, the old engine being replaced is to be returned per EPA, 1068.240.
Weight: 999 lbs
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