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5 FLIGHT TESTS NORTHEAST SAILPLANE PRODUCTS ...

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SPECIFICATIONS!<br />

Engine: Evolution .36NT<br />

Displacement: 354ci<br />

Bore: 0.806 in.<br />

Stroke: 0.695 in.<br />

Carburetor bore: 0.295 in.<br />

Practical rpm: 2,000 to 16,000<br />

Weight w/out muffler: 10.3 oz.<br />

Prop-shaft size: 1/4-in.x28<br />

Price: $79.99<br />

ENGINE HIGHLIGHTS<br />

> Excellent performance.<br />

> Great packaging.<br />

> Tools included.<br />

> Comes with 2 muffler gaskets and<br />

2 replacement backplate screws.<br />

The Evolution .36NT is an ABC 2-stroke<br />

with a standard muffler with two gaskets<br />

and attachment bolts and a hex wrench;<br />

a 2-needle-valve carb with high-speed<br />

needle assembly at the backplate; a<br />

Hangar 9 glow plug; instruction booklet;<br />

and a 2-year warranty.<br />

FEATURES<br />

As does the entire line of Evolution engines,<br />

the .36NT possesses all of the user-friendly<br />

features that make it extremely easy to start<br />

and operate. The "Set Right" needle-valve<br />

system is the cornerstone of the Evolution<br />

line. From the first flip, my test engine ran<br />

and kept on running—a first for any ABC<br />

engine that I have run to date. Featuring a<br />

dual-ball-bearing-supported crankshaft,<br />

anodized propeller thrust washer and<br />

needle-assembly parts as well as distinctive<br />

cooling-fin styling, the .36NT continues to<br />

prove that the manufacturer's goal of providing<br />

a ready-to-mount-and-fly, dependable<br />

and well-made product has been<br />

irrefutably secured. All Evolution engines so<br />

far have provided a no-hassle experience<br />

for modelers.<br />

The stout, nicely counterbalanced crankshaft has<br />

a generous intake port opening.<br />

The piston and bushed conrod are held together<br />

by a hollow wristpin that's secured in the piston<br />

skirt with a molded-nylon endcap.<br />

The stock muffler comes with a fuel-system<br />

pressure tap.<br />

The Evolution .36NT comes with a lightweight,<br />

reasonably quiet muffler, a Hangar 9<br />

glow plug, a 2-year warranty and a comprehensive<br />

instruction booklet.<br />

RUNNING THE .36NT<br />

The .36NT is very easy to start. Attach the fuel<br />

line, choke the venturi opening with your finger,<br />

and flip the prop several times until fuel<br />

fills the line between the remote needle valve<br />

and the carburetor. Open the throttle to about<br />

1/4 turn, attach the glow driver, and flip the<br />

prop again to start. My engine fired up and<br />

ran continuously from the very beginning.<br />

The little pin in the end of the "Set<br />

Right" needle-valve system limits how<br />

much high-end adjustment you can<br />

make. It works great!<br />

PORT OPENS (deg.) CLOSES (deg.) DURATION (deg.)<br />

All measurements are from TDC<br />

Key: TDC = top dead center; BDC = bottom dead center; A = after;<br />

104

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