O. S. Engine Adds Two New Engines To Its Marine Lineup

Jul 04, 2011 1 Comment by

With the introduction of the O.S. .21XZ-M 3.5cc Inboard Marine Engine and the O.S. .21XM V.II Air-Cooled Outboard Marine Engine, O. S. continues its legacy of marine racing dominance – engineered to take down the competition!

.21XZ-M 3.5cc Inboard Marine Engine

  • Based on the race-proven 21XZ-R on-road powerhouse and adapted for marine racing with a water-cooled cylinder head
  • Silicone-filled crankshaft for optimized intake; two tungsten weights improve overall balance
  • Excellent mid-range torque and power with better fuel economy
  • RP7 turbo plug is included

.21 XM VII Air-Cooled Outboard Marine Engine

  • Designed to maximize cooling and performance
  • Larger muffler designed to boost engine power for greater speeds
  • Retains many features of the highly successful .21XM
  • #8 glow plug and carbon prop are included

OSMG1621 .21XZ-M 3.5cc Inboard Marine Engine $429.99
OSMG1720 .21XM VII Air-Cooled Outboard Marine Engine $449.99

Both O. S. Marine Engines are available now.

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Bringing you RC product news you can use on a daily basis as Car Action's Online News Editor. I have been heavily involved in RC since the late 90's, plus a diverse background that includes print and broadcast journalism, engineering, information technology, direct marketing, and even banking. Currently I enjoy racing 1/10 electric off-road, covering large race events, and spending time with my family when away from the track.

One Response to “O. S. Engine Adds Two New Engines To Its Marine Lineup”

  1. Brett says:

    Great engine i have had 2 of these

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