OS Motors .21TM Revo Manifold ABC 11K-R Slide Carb

This is the O.S. Max 21TM Engine with the Revo Manifold.
Direct suitable for the 2.5 and 3.3 Traxxas Revo.

*** 2 year restricted service warranty ***

FEATURES:
Adapts completely to the Traxxas E-Z Start or pull-start systems with
    no modifications
Included manifold is specifically developed to fit directly onto the
    Revo
Traxxas' clutch assembly bolts right to the crankshaft without any
    modifications
Oversized cooling fins on crankcase assists to keep engine cooler
Three needle slide valve carburetor with fins to help cool the fuel
    as it goes into the engine
High-performance long reach O.S. LC3 glow plug appropriate for off-road
    applications that need continuously varying speed

INCLUDES:
One O.S. Max 21TM Engine with Revo Manifold, LC3 glow plug, 11K
    slide valve carburetor, manifold spring, rubber exhaust gasket,
    sticker label sheet and instruction manual

NEEDS:
Installing in car
Air filter

SPECS:
Displacement: 0.21 cu in (3.4cc)
Bore: 0.669" (17mm)
Stroke: 0.590" (15mm)
Practical RPM: 3,000 - 35,000 RPM
Output: 1.8 PS, 1.77 HP/29,000 RPM
Weight: 8.57oz (243g)

Distance in between mounting hole centers same side: 0.43" (11mm)
Distance in between mounting hole centers opposite side: 1.2" (31.4mm)
Distance from end of crankshaft to own washer: 1.03" (26.3mm)
Distance from center of engine to front bearing: 1.4" (34.8mm)
Distance/bottom of mounting flanges/top of cylinder head:3.2"(81.2mm)
Width of mounting flanges: 1.5" (39mm)
Length of exhaust flange: 0.24" (6mm)
Height/backplate install to top of cylinder head: 3.3" (85.3mm)

REMARKS:
Needle Settings:
- High Speed Needle (Needle Valve) 2-1/2 turns out from close.
    To break-in close around 30° after running one tank
    of fuel through car, repeat five times
- Mid Range Needle (Mixture Control Valve) Screw head is exactly
    1/2 turn in from flush with the carb body
- Low Speed Needle (Metering Needle) Turn 30° clockwise to lean
    mixture or counter-clockwise to richen mixture