V12 Diesel

520-600 hp

Premium Engine line

Diemmax Range Goals

The Diemmax 6.0 liter V12 is a high performance diesel engine. With the use of lightweight materials like aluminum, titanium and carbon fiber the engine has a weight of only 375 kg. 


Configuration 4-stroke, watercooled diesel engine
Maximum Power (crankshaft)

520 hp (388 kW) @ 4000 rpm

600 hp (447 kW) @ 4250 rpm

Maximum RPM 4000 / 4250
Low idle RPM 750
Engine type V12
Displacement 5.986 L
Bore 84 mm
Stroke 90 mm
Combustion system Direct injection with common-rail system
Aspiration Turbocharger with charge-air cooler
Electrical system 12 V
Alternator 12V – 85A
Length (from back of block) 895 mm
Width 842 mm
Height (total height) 991 mm
Dry weight 375 kg / 827 lbs

D6LR 250 – 350 hp

6 cilinder

Completely re-engineering V6 engine. This engine is implemented to an optimal 6-cylinder diesel for the maritime market. Currently, the engine has run many thousands of hours and is ready for sale.

Want to know more about this new engine? Feel free to contact us for more information and current availability!



520-600 HP

The lightweight (every kilo counts) and smooth running Diemmax V-12 diesel engine is an extreme advantage in his class. Powerfull, an amazing low-end torque and no noticeable turbolag, and very quiet!


250-350 HP

The Diemmax D6LR delivering leading acceleration and top end responsiveness. The peak torque is available almost immediately after accelerating from 1,750 RPM and on.



180-260 HP

This highly competitively priced 6 Cylinder inline engine is built for new boats or to replace your gasoline or diesel engine.



Shopping cart0
There are no products in the cart!
Continue shopping