
O.S. Speed R2104 1/8 Scale Engine with T-2080SC II Silencer Set

O.S. Speed R2104 1/8 Scale Engine with T-2080SC II Silencer Set
O.S. Speed R2104 1/8 Scale Engine with T-2080SC II Silencer Set
Selected Store
Product Details
Quick Links
Manuals & SupportOverview
The O.S. SPEED R2104 is a factory tuned engine solely developed for 1/8 racing competition. This new engine boasts 9-port piston liner to improve torque in low-middle power range. It also produces enough power as designed even for high traction tracks. The redesigned crankshaft counter weight enables smooth power transition from low to top. Distance of each fin of the heat sink head is enhanced for better air flow for cooling and better balance. The heat sink head is anodized in both black and red for a high contrast and powerful aesthetic.
Video Overview

Cylinder Liner
This new engine boasts a 9-port piston liner to improve torque in low-middle power range. It produces enough power as designed even for high traction tracks.

Outer Head
Distance between the cooling fins is enhanced for better air flow and better balance. The heat sink head is anodized in two colors: black and red.

Inner Head
A silicon O-ring fit to the inner head prevents dust from coming into the engine.

Crankshaft
The redesigned crankshaft counter weight enables smooth power transition from low to top.

Carburetor
The carburetor is 21M2(B), which has been proved to be consistent and reliable for generations (R2101, 2102, 2103)

Combo Set
A new combo set has applied T-2080SC + a new manifold MR0, which works to improve air flow - the T-2080SCII complete set.
Product Specifications
Bore | 16.08mm (0.633" ) |
Crankshaft Type | Threaded |
Power Type | Glow |
Plug Type | OS RP7 turbo, cold heat range |
Stroke | 17.20mm (0.677" ) |
Cylinder Type | Nine port liner |
Engine (Only) Weight | 340g (11.99oz) |
Muffler Type | Tuned Muffler |
Crankshaft Threads | UNF 1/4-28 |
Cylinders | Single |
Product Width | 45mm (1.8") at mounting tabs |
Product Height | 91.2mm (3.6"), total height |
RPM Range | 4,000 - 45,000 |
Starter Type | Bump |
Displacement | 3.49 cc (0.213 cu in) |
Product Length | 94mm (3.7") backplate to of crankshaft |