LHA Sterndrive Series 240mhp

Power Boat Engines

Yanmar LHA Series Marine Diesel Engine 240hp

  • Compact Engine Dimensions
  • Powerful and Lightweight
  • Fuel Efficient
  • Built to last
  • Easy to service

Engine Model

  • 4LHA-STZP     240mhp @ 3300rpm


Yanmar dealers now offer the following:

  • Bravo One-X
  • Bravo Two-X
  • Bravo Three-X

Original equipment adapter.
Yanmar  4LHA-STZP engine as a single package purchase.


Combining a Yanmar Diesel with a MerCruiser sterndrive give a wide variety of engine and propulsion unit choices to better suit your boating needs. Installation is straightforward, either for a new boat or for re-powering.

LHA Series Feature

The high power configuration comfortably allows the 4LHA to stand world class in all three main areas of comparison namely:

  • power-to-weight ratio
  • power-to-displacement ratio
  • power for a given set of engine dimensions

Turbocharger has a waste-gate boost compensator which improves acceleration (4LHA-STZP).

Environmentally engineered

This engine shares all the benefits of Yanmar’s commitment to protecting the evironment in which we live. Features such as:

  • low noise, low vibration, highly economical use of fuel
  • low smoke, especially when accelerating or idling

Vibration has been kept at a low level due to the use of special steels in the block and other critical areas.



  • Flexible engine mount, 2 pcs/set
  • Power steering pump and oil tank for sterndrive


  • Exhaust water mixing elbow

Starting and Stopping

  • Electric engine stop device

Electrical and Instrumentation

  • Alternator, 12V-80A
  • New C-type instrument panel
  • Meter sensor assy for New B & C-type panel
  • Extension wireharness, 6m
  • Connecting wireharness for “MERCRUISER” trim gauge kit (New C & D panel)

“Mercruiser” Sterndrive Accessories

  • Propellers for BRAVO ONE, BRAVO TWO and BRAVO THREE



  • Kingston cock
  • Sea water separator

Fuel Oil

  • Fuel water separator

Lube Oil

  • Lube oil evacuation pump, rotary type
  • Lube oil dipstick for opposite side of engine

Starting and Stopping

  • Cold starting aid (Air heater)

Electrical and Instrumentation

  • Electric type bilge pump, 12V
  • New B-type instrument panel
  • New D-type instrument panel
  • Boost meter sensor assy for New D-type panel
  • Meter sensor assy for dual instrument panel (New C+C or C+D type)
  • Connecting wireharness for dual instrument panel


  • Side-mount type single control head (MORSE:MV)
  • Top-mount type single control head (MORSE:MT3)


  • Spare parts kit
  • Onboard tool kit

“Mercruiser” Sterndrive Accessories

  • 3-button trim control panel with 20ft. (6.1m) harness P/#55642A13
  • Toggle switch trim control panel with 20ft (6.1m) harness P/#78408A 5
  • Toggle switch-dual engine power trim control with 20ft. (6.1m) wireharnes and circuit control box. P/# 90362A 3
  • Trim control extension wireharness, 10ft. (3.05m) P/#46838A 4
  • Trim control extension wireharness, 20ft. (6.1m) (Use with dual solenoid trim pump only) P/# 46838A 6
  • Power trim guage and single station sender. P/#79-817033A 4
  • Console mount type single remote control head, included trim switch/power control, adjustable throttle and neutral detent, neutral warm-up button, neutral start switch. P/#88688A 26