Yanmar 6LT740 Marine Inboard Diesel Engine 740hp
$70,888.00
- Description
Description
Yanmar 6LT740 Marine Inboard Diesel Engine 740HP — Listing Enquiry
Contact MSS Motorsports UG about the engine currently advertised as the Yanmar 6LT740 740HP marine inboard diesel engine. Request confirmation of the engine’s identity, documented power rating, condition and equipment package before progressing with a replacement or marine repower quotation.
Model verification status: The 6LT740 designation and 740HP output have not been confirmed against Yanmar manufacturer documentation. Yanmar’s published 6LT range currently comprises the 6LT500, 6LT580 and 6LT640. The advertised listing therefore requires engine identification and supporting technical records before model-specific specifications can be confirmed. YANMAR Marine International
Confirm the Engine and Complete Package
A quotation for this listing should identify the engine by its nameplate and serial number, supported by the applicable manufacturer datasheet. Request the rated power, rated speed and permitted operating duty together.
For an engine-only replacement or complete propulsion package, establish:
- Exact model, serial number and documented output.
- New, used, surplus or reconditioned condition.
- Recorded operating hours and available service or test records.
- Gearbox model, reduction ratio and coupling arrangement, if included.
- Controls, instrument panel, wiring harness, mounts and exhaust equipment supplied.
- Applicable warranty provider, coverage period and exclusions.
- Packing, estimated dispatch timing, freight charges and delivery terms.
An itemised offer helps you compare the equipment price with the full cost of preparing the installation.
Compare Manufacturer-Listed Yanmar 6LT Models
The following outputs are published for Yanmar’s documented 6LT models. They are reference options and do not establish the specifications of the advertised 6LT740 listing.
| Manufacturer-Listed Model | Published Output | Rated Engine Speed |
|---|---|---|
| Yanmar 6LT500 | 367 kW / 500 MHP | 2,530 rpm |
| Yanmar 6LT580 | 426 kW / 580 MHP | 2,530 rpm |
| Yanmar 6LT640 | 470 kW / 640 MHP | 2,530 rpm |
Review the official Yanmar 6LT engine range for manufacturer information. YANMAR Marine International You can also compare the Yanmar 6LT640 marine inboard diesel engine listed by MSS Motorsports UG.
Plan Your Marine Engine Replacement
Share your boat make and model, existing engine identification, transmission details and intended operating use. For a repower assessment, include installation photographs, available dimensions and the required gearbox ratio.
Your installer should review engine-bed loading, coupling compatibility, shaft alignment, propeller demand, cooling connections, exhaust routing and control-system requirements once the proposed engine has been identified.
Frequently Asked Questions
Has the 6LT740 740HP specification been manufacturer-verified?
No manufacturer confirmation has been established for this listing. Request the engine nameplate and supporting manufacturer documentation before relying on the advertised model or output.
Does the quoted price include a gearbox?
Ask for a written equipment list identifying any gearbox, reduction ratio, controls and installation accessories included.
Can I request a delivery quotation?
Contact MSS Motorsports UG with the required equipment package and delivery address. Ask for freight charges and estimated dispatch timing alongside the engine quotation.
Request Listing Details and a Quotation
Contact MSS Motorsports UG about the advertised Yanmar 6LT740 listing to request engine identification, supporting specifications, current availability and package pricing.
Include your vessel details, existing engine and gearbox, required reduction ratio, preferred package, how soon you intend to purchase, and billing and delivery addresses.


