O.S. 15CV-X ABL w/10E Rotary Carburetor

Tower Stock# LXBDKD  •  Manufacturer Stock# 11510
O.S. 15CV-X ABL w/10E Rotary Carburetor (large view)
Notes from our tech department:
This is the O.S 15CV-X ABL Natural Engine with 10E Rotary Carburetor
and Pull Starter.


.12 size mounting dimensions, fits easily into many 1/10 scale cars
10E carb has adjustable idle and low-end, and an angled adjustable
high speed needle
Short heatsink head for better clearance under a variety of bodies
Front and rear crankshaft bearings
Two year limited warranty through Hobby Services beginning at date of


O.S 15CV-X ABL Natural Engine with 10E Carburetor, #6 (A3) Glow Plug,
Air Filter with three Foam Elements, two Mount Spacers, four
3x14mm Screws and Instruction Manual


Fuel: 10-30% nitro content, 20% recommended for break-in
Exhaust System: Depending on vehicle
Glow starter, fuel tubing and track equipment


Displacement: .152cu in (2.49cc)
Bore: 0.598" (15.2mm)
Stroke: 0.539" (13.7mm)
Practical RPM: 3,000 - 30,000
Power Output: 0.68ps (0.69hp/29,000)
Weight: 9.32oz (266g)
Crankshaft Size: M5x08
Distance/Mounting Hole Centers Same Side: 0.37" (9.5mm)
Distance/Mounting Hole Centers Opposite Side: 1.2" (31.4mm)
Distance Muffler Mounting Hole Centers: 1.08" (27.5mm)
Width at Starter: 1.6" (40mm)
Height from Mounting Tab bottom/to top of Crankcase: 2.8" (70.7mm)
Height Starter Bottom to top of Crankcase: 3.5" (90.2mm)
Height/bottom of Mounting Tab to Muffler Hole Center: 0.98" (25mm)
Cylinder Head Width: 1.5" (38mm)
Length from Starter to end of Crankshaft: 4.9" (124.1mm)
Length from Center of Engine to Drive Hub: 1.6" (40.6mm)
Length/end of Crankshaft to Center of Engine: 3.5" (90.6mm)
Length from Drive Hub to front Mounting Holes: 1.4" (35.5mm)
Carburetor Settings;
Needle Valve: Two turns open from fully closed position
Throttle Stop Screw: Minimum throttle opening (idle setting)
approximately 1.0mm
Mixture Control Valve: Perform setting after optimum needle valve
setting is attained, turn mixture control valve clockwise 45-90
to lean mixture or counterclockwise 45-90 to richen mixture

jxs 02/01/12

See Tower Catalog page 172.
Easy RC: Engines
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