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O.S.ENGINE

O.S.SPEED R21-M05 2024 Minicars SE Marine Engine

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Art.nr.: OS0R21M05-24
Produktbeschreibung

O.S.SPEED R21-M05 2024 Minicars Marine SE Racing 3.5cc Engine



This is the new 2024-edition Minicars Marine Special Edition O.S.SPEED R21-M05 3.5cc long-stroke competition engine!

Features:
  • 2024 Updates: New combustion chamber with smaller volume for low nitro & updated piston for easier run-in
  • O.S.Speed developed black crankcase with Minicars Marine Laser Engraving
  • Black anodized water cooling head with Minicars Marine Special Edition Laser Engraving
  • DLC coated & balanced "SG-type" crankshaft (4.5mm balance weights)
  • 9-port cylinder liner with 3-port exhaust
  • Backplate with steel thrust plate for lower friction and increased durability
  • No carb included - choose your own carburetor (15mm diameter neck)

Suitable for competition boats (experience level ”high”):
  • Hydroplanes
  • Offshore (with gear deduction)
  • Endurance (with gear reduction)

Recommended fuel:

  • Hydroplanes: 12-40% nitro fuel with 8% Klotz Original Techniplate + 8% Klotz Benol oil
  • Offshore: 12-40% nitro fuel with 8% Klotz Original Techniplate + 8% Klotz Benol oil
  • Endurance: 12-40% nitro fuel with 8% Klotz Original Techniplate + 8% Klotz Benol oil
  • Don't run the engine with less oil than the above recommended levels. You may add more recin/castor oil (Klotz Benol) in extreme conditions and heavy loads.

Specs:
  • Displacement: 3.49cc
  • Bore: 16.08mm
  • Stroke: 17.2mm
  • Crankshaft dia: 14mm
  • Practical r.p.m. Range: 4.000~43.000
  • Output: 2.76hp @ 35.000r.p.m.
  • Weight: 265g
  • Water Cooling Nipple Thread: M5

Included:
  • O.S.Speed R21M05 2024-Edition Minicars Marine Engine
  • RP7 Glowplug
  • O.S.Speed flywheel cone
  • O.S.Speed decal
  • Printed Manual & partslist



9-port sleeve with a 3-port exhaust (with updated 2024 piston for easier run-in)


DLC coated crankshaft with improved balance


Steel insert backplate for less friction and more durability


Marine cooling head with Minicars Marine laser engraving



New combustion chamber with smaller volume for lower nitro levels


Minicars Marine logo
Eigenschaften
: 2024-09-17
Ursprungsland: JP
Teile
  • Reservdelar (6)
  • Tools (2)
  • Engines (25)
  • Exhaust Systems (3)
  • Starting Equipment (6)
  • Accessories Other (1)
  • Other Accessories (1)
  • Hardware (3)
Beliebte Zubehör
Dateien/Downloads
Dateiname Sprache Veröffentlicht
OS-Minicars-R21M05-24-Manual-v1 EN 2024-03-22
GPSR

Hersteller

Registrierte Kontaktinformationen des Herstellers des Produkts.

Name OS Engines MFG.Co.Ltd
Address 6-15, 3-Chome Imagawa
Higashisumiyoshi-ku
546-0003 Osaka
Land Japan
Telefon 0081-6-6704-2722
E-mail e-info@os-engines.co.jp
Webseite www.os-engines.co.jp

Importeur

Registrierte Kontaktinformationen für das verantwortliche Unternehmen innerhalb der EU.

Name Minicars Hobby Distribution AB
Address Annelundsgatan 17
74940 Enköping
Land Sverige
Telefon 0046-0171143000
E-mail info@minicars.se
Webseite https://www.minicars.se
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