OS Motors Speed R2103 w/T-2080SC Pipe Set

**Extra Technical Info Will Be Added When It Appears.**
This is the O.S. Speed .21 R2103 Engine for On-Road 1/8 scale Racing.
with the T-2080SC Silencer Set.
Replaces the O.S. Speed R2102.

FEATURES:
Compatible with 16% nitro fuel, which abides by EFRA regulations
Second inner button head allows for finer tuning to fulfill track
    conditions
Steel main bearing

Slide valve carburetor
8.5mm reducer installed in carburetor venturi to decrease amount of
    air flow for greater torque
Aluminum silencer with sleek natural surface

INCLUDES:
O.S. Speed R2103 Engine, 8.5mm Carb Reducer, Inner Head, T-RP7 Plug,
    Exhaust Seal Ring, Tapered Collet, two Carb Dust Seal Caps,
    Instructions and T-2080SC Silencer Set

NEEDS:
Fuel: 10-30% nitro material, 20% advised for break-in
Radiance starter and track devices

SPECS:
Carburetor Settings;
    Needle Valve: 3 turns open from totally closed position
    Mixture Control Valve: Flush with carburetor body, adjusting range
    +/- 1 turn
    Metering Needle: Flush with ball link body
    Throttle Stop Screw: 0.5mm from side of carburetor body when
    viewed from above

Displacement: .213 cu in (3.49 cc)
Bore: 0.633 in (16.08 mm)
Stroke: 0.677 in (17.2 mm)
Practical RPM: 4,000-45,000
Power Output: 2.8 ps/2.76 hp @ 33,000 rpm
Weight: 11.99 oz (340 g)
Crankshaft Size: UNF1/4-28
Range In Between Mounting Holes Same Side: 0.83" (21mm)
Range In Between Mounting Holes Reverse Side: 1.45" (37mm)
Height Bottom of Installing Tabs/Top of Cylinder Head: 2.9" (75.6mm)
Height Bottom of Installing Tabs/Center of Exhaust Outlet: 1.1" (28mm)
Width of Installing Tabs: 1.8" (45mm)
Range from Backplate to Front Bearing: 2.5" (64.5mm)
Range from Center of Crankcase to Front Bearing: 1.7" (44mm)
Range from Center of Crankshaft to Backplate: 0.81" (20.5mm)