This is the O.S. GT15 Gasoline Engine with the E-4040 Muffler.
FEATURES: IG-06 electronic ignition handles 4-6 cell NiCd, NiMH or 2-cell LiPo
and LiFe batteries
Beam mounting design allows engine to fit inside cowls that are
sized for 2-stroke .60-.91 and 4-stroke .90 glow engines
Two year limited warranty through Hobby Services beginning at date
of purchase
INCLUDES: GT15 Gasoline Engine with E4040 Muffler, IG-06 Ignition Module
CM6 Spark Plug, 61H Carburetor, and Instruction Manual
REQUIRES: 2-cycle oil, see SPECS
Gasoline: Regular, no need to use high octane gasoline
Ignition Battery: 4.8-8.4V NiCd or NiMH, 6.6V LiFe or 2S 7.4V LiPo
pack, LiPo battery requires voltage regulator
Propeller: 13x8-11, 14x8-10, 15x8
Electric Starter
Gasoline safe fuel tubing and fuel filter
SPECS: Displacement: 0.912 cu in (14.95cc)
Bore: 1.091" (27.7mm)
Stroke: 0.976" (24.8mm)
Practical RPM: 2,000-15,000 RPM
Weight: 22.26oz (631g) engine
6.28oz (178g) muffler
3.35oz (95g) ignition module
Gasoline/Oil Mixture: 30:1 - 50:1
25:1 fuel/oil mixture if brand of oil states 50:1 mix
Carburetor Settings;
Needle Valve: With engine running, close needle valve as RPM
increases, close further 60-90° from point where RPM starts to
decrease, open slowly as RPM increases, then open 90° further
from maximum RPM point