OS O.S. Max .46 VX-M Water Cooled Engine
Fast and Reliable!
Blue anodized water cooled cylinder head helps keep engine cooler for longer run times
Front exhaust (with flywheel facing rear of boat)
True ABC construction, aluminum piston with chromed brass cylinder liner.
Ball bearing-supported crankshaft.
(1) O.S. Max .46 VX-M Marine Water Cooled
(1) 40a carburetor.
booklet and decals.
(1) #8 glow plug.
(1) 180 degree exhaust header.
(1) Flywheel and tapered crankshaft collet.
Displacement: 0.455 cu.in. (7.45cc)
Bore: 0.866" (22mm)
Stroke: 0.772" (19.6mm)
Practical RPM 2,500-23,000
Horsepower: 2.5 @ 23,000 RPM
Weight: 15.7oz (445g)
Crankshaft thread size: 1/4-28
REQUIRES: Fuel 10%-20%
Nitro methane with at least 16% lubricant. Lubricant can be either castor oil or
synthetic oil or a combination of both. Field Equipment: glow starter,
fuel pump, 12V electric hand starter with
starting v-belt. IMPORTANT: Tuned exhaust pipe for a .65-.90 size motor MUST be used with this engine or failure will occur.
Mounting Dimensions: Distance between mounting
holes on same side: 1.42" (36mm) Distance between mounting holes on opposite
side: 1.77" (45mm) Height: 3.43"
Due to the high-performance nature
of this engine it is NOT covered by any warranty.