Mercury 8M0187350 3.0L TKS 135 HP Crate Engine

The Mercury 8M0187350 is a genuine Quicksilver 3.0L TKS (Turn Key Start) partially dressed crate engine rated at 135 horsepower at 4800 RPM. This all-new construction 181 cubic inch inline 4-cylinder marine engine is designed to repower inboard and sterndrive boats, replacing all 3.0L marine engines from 1990-2017 including MerCruiser, Volvo Penta, and OMC applications.

Engine Features:

• Turn Key Start carburetor system with mechanical fuel pump for easy starting
• Cast iron construction including cylinder heads, intake/exhaust manifold, 4-inch exhaust outlet, thermostat housing, and block
• EST analog ignition system with shift bracket for Alpha shift interrupt
• Audio warning horn for overheat, low oil pressure, and low drive lube levels
• Harmonic balancer, marine distributor, NGK spark plugs and wires included
• Compatible with front or side engine mounts
• Pilot bore machined into crankshaft to accept dealer-installed Volvo couplers
• 14-pin harness included

Specifications: 4.00-inch bore x 3.60-inch stroke, Black-X composite valves, 1.5:1 rocker arms, runs on 87 octane fuel. This is a partially dressed engine and does not include starter, alternator, drive coupler, or engine harness. Supersedes part numbers 8M0150086 and 8M0123362. Backed by Mercury Marine's 3-year limited factory warranty.