NEW Quicksilver MerCruiser 3.0 TKS 135 HP Engine 712-4-4111225UU 712-8m0116645

  • NEW Quicksilver MerCruiser 3.0 TKS 135 HP Engine 712-4-4111225UU  712-8m0116645

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- You save $705.00
$7,000.00 $6,295.00
Ships Freight - typically 2 days handling/prep time
Free Shipping Over $69


New OEM MerCruiser 135 HP TKS 3.0 engine! 

This engine is complete and ready to be dropped in and started!

If replacing an engine older that 2006, you will need a harness adapter.


Per EPA Regulations:

  • Complete core required before shipping. (Customer is responsible for freight to our NJ store)
  • Only for boats older than 2010
  • Customer must provide Hull ID #


3 year Warranty is only valid if installed by a MerCruiser dealer!

Must ship to a commercial address with a dock or fork lift


Power 135HP (99.3kW)
Full Throttle Range 4400 - 4800 RPM
Displacement 181CID (3.0L)
Engine Type I4
Bore & Stroke 4.00" X 3.60" (101mm X 91mm)
Compression Ratio 9.3:1
Fuel Requirement 87 Octane (R+M)/2
Fuel System 2V Carb with Turn Key Start & Mechanical Fuel Pump
Induction System Single Piece Iron Intake-Exhaust Manifold
Ignition System EST Analog with Distributor
Charging System 65 Amp/917 Watt Alternator
Water Drain System Quick-Disconnect Drain Hoses with Flush Feature
Exhaust System Iron Manifold with EDP Coating
Cooling System Thermostatically Controlled, Raw Water
Accessory Drive System V-Belt
Power Steering included
Recommended Engine Oil Mercury MerCruiser Full-Synthetic Engine Oil, 20W-40, NMMC FC-W rated
Engine Guardian System Low Oil Pressure, High Coolant Temperature, Low Drive Lube
Alpha Ratios 2.0, 2.40(H)
Dimensions (LxWxH) in 29 x 26 x 21
Dimensions (LxWxH) mm 730 x 660 x 533
Weight w/ Alpha (lbs./kg) 635/288
Optional Freshwater Cooling Available
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Price Match:
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3 years
Drive Type:
Horse Power:


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