3.0 TKS

- 135 hp

You'll find the 3.0 TKS powering small runabouts, pontoons, commercial fishing boats and everything in-between. That's because this little engine has earned a big reputation for powerful reliability and excellent fuel economy. Its large displacement four-cylinder design makes it a terrific performer at an amazing value. The 3.0 TKS features MerCruiser's exclusive Turn-Key Start (TKS) system. This patented feature eliminates the hassle of starting a cold engine. Simply turn the key – no choke, pumping or priming are required. The entire MerCruiser gas lineup features TKS. No other engine manufacturer can match that.

• Extra large displacement produces power with good torque
• EST Analog Ignition system ensures reliable starts
• Industry-exclusive 3-year limited corrosion failure warranty
• Proven GM cast iron block for years of reliable operation
• Single-piece intake/exhaust manifold reduces number of components and gaskets for more reliable service

• Optimized intake manifold for improved fuel atomization, smoother power delivery
• Revised fuel calibration for crisp acceleration and improved running quality
• Optional anti-feedback power steering helps reduces operator fatigue and makes boat handling a breeze
• Low restriction flame arrestor for added horsepower and torque

• 3-year/300 hour maintenance interval on many periodic service items saves time and money
• Easy Oil Drain system is cleaner and makes periodic service simple and less work
• Color-coded service points makes checking fluid levels simple and straightforward
• Operates on easy to find, less expensive 87 octane fuel
• Engine-mounted drive lube monitor for easy lube check or add from inside the boat
• Easy water drain & flush system is standard

• Turn Key Starting for easy starts, cold or hot, every time with no choking or priming
• Helm-mounted Audio Warning System monitors oil pressure, engine temperature and drive lube level and provides instant alarm if any of these vary from normal range
• Available MerCathode galvanic corrosion prevention system offers unmatched active electronic corrosion protection
• Large 65 Amp alternator provides plenty of power for popular onboard electronics