O.S. Engine OSMG2102 18CV-RX ABC Off-Road Power Unit  [OSMG2102]

O.S. Engine 18CV-RX ABC
Price:
AUD$0.00
Brand:
O.S. Engine
Model:
OSMG2102
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Compact Power from the O.S. Engine OSMG2102 18CV-RX ABC

The O.S. Engine 18CV-RX ABC, carrying model number OSMG2102, delivers compact nitro performance suited to 1/10 scale off-road cars and trucks. It is engineered to produce consistent, controllable power when mounted in single-speed and prepared off-road vehicles. The combination of a dual-needle 11G slide-valve carburetor and a recoil starter provides straightforward tuning and reliable starting out in the field.

Installation and Fitment Notes

Designed to drop into many ready-to-run and custom builds, the O.S. Engine 18CV-RX ABC offers robust construction for rough use. Its balance of power and weight helps keep handling predictable while improving acceleration and top end. Popular upgrade paths include models such as the Tamiya TNX and TGR where packaging and mount points are compatible.

Engine Characteristics

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 Range: 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

With 3.0 cc displacement and an output rated at 1.35 hp at 28,000 rpm, the engine provides a useful power band for sprinting and sustained throttle. The light overall mass at 10.4 ounces keeps the vehicle's center of gravity low.

For hobbyists wanting a durable, compact nitro option for off-road use, the O.S. Engine 18CV-RX ABC is a pragmatic choice that balances performance and serviceability.

Do I need any special tools to tune the carburetor?

Basic tuning only requires standard hex drivers and a fine screwdriver for the needles. A tachometer and a temp gauge help you dial in high performance settings safely.

How do I protect the engine in wet or dusty conditions?

Use a treated foam element on the 203 air cleaner and consider sealing intake joins. After wet runs, dry and re-lube exposed parts to prevent corrosion.

Can I fit a tuned pipe to improve response?

A tuned pipe or compatible muffler will change midrange and top-end behavior. Ensure manifold and chassis clearance before fitting a different exhaust system.

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