O.S. Engine OSMG2073 21VG (P) ES High Torque 1/8 Engine  [OSMG2073]

O.S. Engine 21VG (P) ES Engine OS-13642
Price:
AUD$284.52
Brand:
O.S. Engine
Model:
OSMG2073
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Race-Ready Design of the O.S. Engine 21VG (P) ES

The O.S. Engine 21VG (P) ES, listed under stock number OSMG2073, is crafted for RC enthusiasts who need robust and repeatable output from their 1/8 scale vehicles. The layout emphasizes ease of use alongside competitive performance metrics.

Usable Powerband and Starter Compatibility

The engine delivers solid midrange torque that aids acceleration out of corners while remaining controllable under throttle. Its backplate supports common starter units such as the DuraTraxR Kwik Pit Super Start and the HPI Roto Starter, reducing time on the pit bench. Durable components like the ABL piston liner and one-piece crankshaft add to the engine's service life.

Thermal Management and Fine Tuning

The wider Tornado head improves heat dispersion and the two-needle carburetor gives precise fuelling control for different ambient conditions. Rated across a practical range of 3,000 to 36,000 RPM and producing up to 2.0 hp at 30,000 RPM, it provides a flexible platform for setup tweaks.

Specifications

  • Displacement: 0.211 cu in (3.46 cc)
  • Bore: 0.654 in (16.6 mm)
  • Stroke: 0.63 in (16.0 mm)
  • Practical RPM Range: 3,000-36,000
  • Output: 2.0 hp @ 30,000 rpm
  • Weight: 15 oz (429 g)

With straightforward tuning and race-focused features, the O.S. Engine 21VG (P) ES is a dependable choice for drivers aiming for consistent lap times and reduced downtime.

Follow O.S. Engine break-in guidelines using moderate throttle cycles and fresh fuel to seat the piston and liner, then adjust needle settings as the engine beds in.
Yes, the wider Tornado head improves airflow over the combustion area which helps manage temperatures during extended runs.
The two-needle carburetor provides fine control for both idle and high-speed mixtures, allowing experienced tuners to extract consistent performance.
The backplate is compatible with common systems like the DuraTraxR Kwik Pit Super Start and the HPI Roto Starter, giving you starter options based on your pit setup.
Yes, its robust internals and practical powerband make it a reliable pick for regular competition when maintained correctly.

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