- Information
- 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)
- Hydroplanes
- Offshore (with gear deduction)
- Endurance (with gear reduction)
- 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.
- 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
- O.S.Speed R21M05 2024-Edition Minicars Marine Engine
- RP7 Glowplug
- O.S.Speed flywheel cone
- O.S.Speed decal
- Printed Manual & partslist
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:
Suitable for competition boats (experience level ”high”):
Recommended fuel:
Specs:
Included:
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
- Egenskaper
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Datum produkten utgick ur sortimentet: 2024-09-17 - Delar
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- Reservdelar (43)
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- Reservdelar (43)
- Populära Tillbehör
![Multi Glödstift Verktyg - Muttrar: 8/5.5mm & Insex: 2.5/5mm]()
Artnr:Lagersaldo:46 stCirkapris: 208 kr- Nedladdningar
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- Flik
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Kompletterande produkter:
![Multi Glödstift Verktyg - Muttrar: 8/5.5mm & Insex: 2.5/5mm]()
Artnr:
Lagersaldo:
46 st
Cirkapris:
208 kr
Se fler varor
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