The BX-310-4 is exactly the flat four twin that so many have waited for. It is now at last possible to build 33% to 50% scale models powered by a 4-cylinder four stroke engine.
The Kolm BX-310-4 is ideal for all models up to 50 kilos (110 lbs) in weight and with the optional electric starter leaves nothing to be desired.
Nickel-Silicon plated cylinder surfaces, far lighter than steel cylinder liners guarantee high wear resistance
Assembled heat-treated steel crankshaft with Tungsten balance weight inserts
Conrods are CNC milled from high strength steel, and have a spindled bore surface for the big end needle roller bearings
Plain bronze small end bearings
Single camshaft acting on overhead valves by pushrods
A light weight, low inertia valve train allows relatively high RPM
Crankcase CNC milled from high-strength aerospace alloy
Excellent Müller-Microprocessor-Ignition developed by Günter Müller in Germany, now made in Austria by Kolm Engines
Valves and pistons are manufactured at Kolm Engines in Austria on modern CNC machines
Two Walbro carburetors HDA-48D
Engine length adjustable by longer and shorter optional prop hubs
Rapid spares delivery and repair service from Germany by Toni Clark practical scale GmbH.
Each and every Kolm engine is tested in the factory and run for thirty minutes. Of this test a detailed proof certificate is supplied.
Specifications: |
|
Displacement: |
310 cc |
Bore: |
47 mm |
Stroke: |
44 mm |
Weight incl. prop bolts: |
8,050 g |
Weight with ignition: |
8,290 g |
Weight |
8,600 g |
Weight with ignition and starter motor: |
8,840 g |
RPM range: |
700 - 6,000 1/min |
Fuel: |
1:50 |
Engine lubrication is by means of the well-tried two stroke mix with a 1:50 oil to petrol ratio. You may use Normal 95 octane, Super grade 98 octane or Aspen.
|
Performance data: |
||
2-blade prop: |
n min |
n max |
Metts 36x12 |
800 |
5.100 |
Fiala 36 x 14 |
800 |
5.000 |
Kolm BX-310-4 brushless starter
- Brand: Kolm Engines
- Product Code: BX310-4-03-S
- Availability: Special Order 14-30 Days
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£6,350.00
- Ex Tax: £5,291.67