Engine comparison

Vetus VH4.65 vs Yanmar 4JH57

The Vetus VH4.65 is a 65 hp 4-cylinder marine diesel aimed at cabin boats, sailing boats, small fishing vessels, and a common alternative to the Yanmar 4JH57. Both are 4-cylinder marine diesels. The Vetus makes a little more power (65 hp vs 57 hp), though both target similar vessels, so the real differences come down to mechanical versus electronic injection, weight and local support.

65 hp vs 57 hp4-cyl vs 4-cylSimpler mechanical injection

At a glance: Vetus VH4.65 vs Yanmar 4JH57

Side-by-side specifications. The highlight tags are generated from the published figures — where the Yanmar genuinely wins a measure, we show it.

Power
Vetus VH4.6565 hp (48 kW)
Yanmar 4JH5757 hp (41.9 kW)
Cylinders
Vetus VH4.654
Yanmar 4JH574
Displacement
Vetus VH4.652.607 L
Yanmar 4JH572.19 L
Rated rpm
Vetus VH4.653000 rpm
Yanmar 4JH573000 rpm
Comparable
Aspiration
Vetus VH4.65naturally aspirated
Yanmar 4JH57naturally aspirated
Injection
Vetus VH4.65indirect mechanical
mechanical — simpler to service
Yanmar 4JH57direct, Bosch common rail (electronic)
Dry weight
Vetus VH4.65240 kg
Yanmar 4JH57220 kg
lighter to install
Alternator
Vetus VH4.65115 A (standard)
high-output fitted as standard
Yanmar 4JH57Varies / optional
Drive options
Vetus VH4.65shaft + saildrive
Yanmar 4JH57shaft + saildrive
Comparable
Warranty
Vetus VH4.65Up to 5 yr*
Yanmar 4JH57Confirm with supplier
Block / heritage
Vetus VH4.65Hyundai D4BB
Yanmar 4JH57Yanmar own-design
Local support
Vetus VH4.65Luxfords — authorised Victorian Vetus distributor
local advice, stock & parts
Yanmar 4JH57Yanmar — via national dealer network

Specifications sourced from manufacturer data sheets and correct at time of publishing — confirm current specifications before purchase. *Vetus warranty: 3 years standard plus a 2-year driveline extension with a Vetus around-the-engine package.

Why choose the Vetus VH4.65

  • High-output marine alternator fitted as standard (115 A).
  • Self-bleeding fuel system — no manual bleeding after filter changes.
  • Mechanically governed indirect-injection diesel — no engine ECU or common-rail electronics to fault, easy to service away from a dealer.
  • Counter-balanced shafts for exceptionally low vibration.
  • Approved for HVO renewable diesel.
  • Backed by Luxfords Marine, the authorised Victorian Vetus distributor — local advice, stock and genuine parts support.

Things to weigh up with the Yanmar 4JH57

Where the Yanmar is strong

  • Own-design engines with a strong reputation
  • Cheaper consumables/parts, widely available
  • Strong Australian distributor support
  • JH-CR models use electronic Bosch common-rail — refined, but adds an engine ECU and diagnostic-tool dependence versus a fully mechanical diesel.

The verdict

The Yanmar 4JH57 is a sound choice in its own right — known for own-design engines with a strong reputation. For recreational and cruising owners in Victoria, the Vetus VH4.65 counters that its mechanical injection is simpler to service away from a dealer — and it adds a high-output alternator as standard, a self-bleeding fuel system and local backup. As the authorised Victorian Vetus distributor, Luxfords can advise on, supply and support it locally, with genuine parts.

Vetus VH4.65 vs Yanmar 4JH57 — FAQs

Is the Vetus VH4.65 lighter than the Yanmar 4JH57?

Not in this case — the Yanmar 4JH57 is the lighter of the two (220 kg vs 240 kg for the Vetus VH4.65).

Can I get the Vetus VH4.65 with a saildrive?

Yes — the Vetus VH4.65 is available with both shaft drive and saildrive, as is the Yanmar 4JH57.

Which has the longer warranty, the Vetus VH4.65 or the Yanmar 4JH57?

Vetus offers up to a 5-year warranty (3 years standard plus a 2-year driveline extension with a Vetus around-the-engine package). Yanmar's Australian warranty terms vary — confirm the current Yanmar cover with the supplier so you're comparing like-for-like.

Does the Vetus VH4.65 have electronic or mechanical injection?

The Vetus VH4.65 uses mechanically-governed indirect injection — there's no engine ECU or common-rail electronics to fault, which makes it straightforward to service away from a dealer. The Yanmar 4JH57 uses electronic common-rail injection, which is refined but adds electronic dependence.

Where can I buy the Vetus VH4.65 in Victoria?

Luxfords Marine Industrial Solutions in Mornington is the authorised Victorian Vetus distributor and can supply, advise on and support the Vetus VH4.65, including parts and around-the-engine packages. Call (03) 5973 6444 for a quote.

Get a Vetus VH4.65 quote

Tell us about your vessel and we'll confirm whether the Vetus VH4.65 is the right fit, with pricing, drive options and availability. As the authorised Victorian Vetus distributor, Luxfords offers local advice, stock and genuine parts support.

(03) 5973 6444

Get a Quote — Vetus VH4.65

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