119:, liquid cooling, fuel pumps, a cast iron cylinder liner, ball, needle and roller bearings throughout. The aircraft version was offered with an optional gearbox reduction dive system and a centrifugal clutch. The current industrial and marine version has an available gearbox with ratios of 2.04, 2.65 or 3.06:1. Starting is electric start only.
137:
Gasoline industrial and marine engine, triple carburetors, 70 hp (52 kW) at 6250 rpm, weight 89 lb (40 kg), electric starter mounted on the accessory cover end. Still in production.
143:
Gasoline industrial and marine engine, triple carburetors, 70 hp (52 kW) at 6250 rpm, weight 89 lb (40 kg), electric starter mounted on the power take-off end. Still in production.
111:
The 690 is a conventional three-cylinder engine that weighs 89 lb (40 kg) in its L70 aircraft and marine versions. The aircraft engine features dual
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103:(2si) brand. Cuyuna no longer markets engines for aircraft use although the 690 is still in production as an industrial and marine engine.
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Gasoline aircraft engine with triple carburetors, 70 hp (52 kW) at 6250 rpm, weight 89 lb (40 kg), out of production.
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115:(single in the marine and industrial versions), reed valve porting, tuned exhaust system, three slide venturi-type
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445:"Engine Models 690L – 70 and 690AL-70 Industrial Configuration"
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brand name. Later the engine was marketed by Cuyuna under the
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The basic engine was originally designed and produced by
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8th
Edition, page G-3 Cybair Limited Publishing, 2001.
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is a family of in-line three cylinder, liquid-cooled,
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209:Three-cylinder, two-stroke aircraft engine
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190:Specifications (690-L70 aircraft engine)
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140:690AL-70 industrial and marine engine
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325:5.1 US gal/h (19.3 L/h) at 75% power
134:690L-70 industrial and marine engine
377:Ultralight Aircraft Shopper's Guide
319:70 hp (52 kW) at 6250 rpm
730:Two-stroke aircraft piston engines
14:
671:Marine Engines & Jet pumps
87:and was later acquired by the
1:
489:"Marine Engine Model 690-L70"
291:premixed oil and fuel at 50:1
113:capacitor discharge ignition
248:19.05 in (484 mm)
218:69.5 mm (2.74 in)
751:
254:13.9 in (353 mm)
242:21.6 in (549 mm)
227:60 mm (2.36 in)
184:Viking Aircraft Viking II
89:AMW Cuyuna Engine Company
18:
336:List of aircraft engines
101:Two Stroke International
93:Beaufort, South Carolina
263:89 lb (40 kg)
201:General characteristics
169:RagWing RW22 Tiger Moth
159:RagWing RW11 Rag-A-Bond
128:690-L70 aircraft engine
95:and marketed under the
72:that were designed for
735:Straight-three engines
692:Sport Vehicle Engines
491:. n.d. Archived from
447:. n.d. Archived from
399:. n.d. Archived from
397:"2si Company Profile"
174:Sky Science PowerHawk
512:: CS1 maint: year (
468:: CS1 maint: year (
420:: CS1 maint: year (
236:684 cc (41.7 cu in)
74:ultralight aircraft
640:Industrial Engines
614:Multi Fuel Engines
279:reed valve porting
164:RagWing RW19 Stork
717:
716:
323:Fuel consumption:
285:Minimum 92 octane
179:St Andrews Viking
68:, dual ignition,
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306:optional gearbox
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81:JLO-Motorenwerke
70:aircraft engines
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497:. Retrieved
493:the original
453:. Retrieved
449:the original
405:. Retrieved
401:the original
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232:Displacement
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148:Applications
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311:Performance
289:Oil system:
117:carburetors
107:Development
724:Categories
499:2010-02-22
455:2010-02-22
407:2010-02-16
354:References
341:Hirth 3701
283:Fuel type:
275:Valvetrain
268:Components
259:Dry weight
66:two-stroke
28:Two-stroke
346:Rotax 618
195:Data from
508:cite web
464:cite web
416:cite web
330:See also
153:Aircraft
123:Variants
19:2si 690
557:engines
252:Height:
240:Length:
85:Germany
62:2si 690
631:460 MF
626:230 MF
621:215 MF
383:
246:Width:
223:Stroke
97:Cuyuna
207:Type:
24:Type
514:link
470:link
422:link
381:ISBN
214:Bore
60:The
709:540
704:500
699:460
683:690
678:460
662:690
657:460
652:230
647:215
605:808
600:690
595:540
590:460
585:430
580:340
575:230
570:215
555:2si
91:of
83:of
53:2si
726::
510:}}
506:{{
478:^
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462:{{
430:^
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414:{{
362:^
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547:e
540:t
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458:.
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304::
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.