O.S. Engine OSMG2104 18CV-RX ABC Off-Road Favourite Nitro Engine  [OSMG2104]

O.S. Engine 18CV-RX ABC
Price:
AUD$0.00
Brand:
O.S. Engine
Model:
OSMG2104
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Ready-Made Power for Off-Road Bashing

For drivers who spend time on rough tracks and bashing lines, the O.S. Engine OSMG2104 18CV-RX ABC delivers practical power in a compact package. Valued for robust build quality and steady output, this engine is a fit for many 1/10 scale off-road cars and trucks. It fits common platforms like the HPI RS4 3 and DuraTrax Evaders with straightforward installation steps.

Fine Control with Rotary Carb

The O.S. Engine OSMG2104 18CV-RX ABC is equipped with an 11J dual-needle rotary carburetor to help you fine-tune mixture for different track surfaces. The recoil starter is handy for quick field restarts without hauling separate starter gear. A standard crankshaft ensures compatibility with numerous chassis designs.

Strong Output in a Small Package

Featuring 0.18 cu in (3.0 cc) displacement and about 1.35 hp at 28,000 rpm, the O.S. Engine OSMG2104 18CV-RX ABC supplies the acceleration and top-end needed for off-road courses. Its usable rpm range of 3,000-32,000 rpm keeps the engine responsive from low-speed technical sections to faster straights.

Specifications

  • Displacement: 0.18 cu in (3.0 cc)
  • Bore: 0.629 in (16.0 mm)
  • Stroke: 0.590 in (15.0 mm)
  • Practical rpm: 3,000-32,000
  • Output: 1.35 hp @ 28,000 rpm
  • Weight: 10.4 oz (296 g)
  • Includes: 203 air cleaner
  • Requires: glow plug, manifold, and muffler or tuned pipe

The O.S. Engine OSMG2104 18CV-RX ABC is a practical choice for off-road RC fans seeking a balance of tunability and durability. Its starter and carb setup keep field maintenance straightforward.

What maintenance should I do after every run?

After each session, wipe excess fuel, check for air leaks around the carb and manifold, and inspect the air cleaner; regular cleaning prevents performance drift.

Can I fit a tuned pipe for extra top speed?

Yes, a compatible tuned pipe can boost top-end performance, but ensure the manifold and mounting points line up and tune the carb accordingly after installation.

Is special fuel required for best results?

Use quality nitro fuel in the recommended nitromethane concentration for your driving style; higher nitro helps peak power but may require richer jetting.

How heavy is the engine when installed?

The engine weighs 10.4 oz (296 g) as supplied, so account for that mass when balancing your chassis and suspension setup.

Will it fit my current motor mounts?

Many 1/10 off-road motor mounts accept this engine but check crankshaft centreline and mount hole pattern; you may need minor shim or bracket adjustments for perfect alignment.

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