33:
334:), and was available in either a vertical form, for upright use in trucks and buses, or horizontal form, for underfloor use in buses and trains. The L10 was Cummins's first competitive offering in the British bus market, as their earlier production had been too large and heavy. However, it had a troublesome introduction to the British market, with high oil consumption and sealing problems.
322:
The ISL 9 and current L9 engines are not related to the L10 engine, but instead based on the smaller C-series platform with the 135 mm stroke of the C8.3 enlarged to 144.5 mm, together with 4 valves per cylinder, giving it 8.9 litres displacement.
380:, though physically it shares no resemblance to the old L10 engine: The current L9 engine is a stroked version of the C8.3 engine platform, while the current M11 engine is a stroked version of the original L10 engine platform.
341:, and in 1998, Cummins ceased production of the old L-series engine. After the original L10 evolved into the M11 engine, the new ISL9 engine was introduced to operate in this market segment, yet with a better
1063:
751:
319:. After lengthening its stroke from 136 to 147 mm, its displacement was enlarged to 10.8 litres and the engine renamed ISM 11, later M11.
841:
726:
669:
1,200 pound force-feet (1,627 N⋅m) at 1300 rpm, 400 horsepower (298 kW; 406 PS) electronically governed at 2200 rpm
666:
1,150 pound force-feet (1,559 N⋅m) at 1300 rpm, 330 horsepower (246 kW; 335 PS) electronically governed at 2100 rpm
663:
1,050 pound force-feet (1,424 N⋅m) at 1300 rpm, 310 horsepower (231 kW; 314 PS) electronically governed at 2100 rpm
655:
1,000 pound force-feet (1,356 N⋅m) at 1300 rpm, 320 horsepower (239 kW; 324 PS) electronically governed at 2000 rpm
638:
1,100 pound force-feet (1,491 N⋅m) at 1300 rpm, 330 horsepower (246 kW; 335 PS) electronically governed at 2200 rpm
652:
860 pound force-feet (1,166 N⋅m) at 1300 rpm, 300 horsepower (224 kW; 304 PS) electronically governed at 2100 rpm
649:
900 pound force-feet (1,220 N⋅m) at 1300 rpm, 280 horsepower (209 kW; 284 PS) electronically governed at 2000 rpm
635:
900 pound force-feet (1,220 N⋅m) at 1300 rpm, 280 horsepower (209 kW; 284 PS) electronically governed at 2200 rpm
1058:
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76:
54:
1089:
1084:
1094:
366:
345:, by enlarging the piston stroke of the older C8.3 engine. The Cummins L10 also has a sister engine which runs on
445:
387:, would be replaced by the X10 engine, which is slated for introduction in 2026 for the North American market.
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in 2008, now based on the C-series engine architecture. The ISL engines were manufactured at plants in
513:
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752:"Cummins announces new X10 engine, next in fuel-agnostic series, launching in North America in 2026"
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632:(186 kW; 253 PS) electronically governed at 2200 rpm
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In
February 2023, Cummins announced that the L9, alongside the
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727:"Worldwide Manufacturing Locations | Cummins"
349:(CNG). The engine was introduced in 1992 as the
687:Kennett, Pat (June 1986). "The Cummins Beat".
861:
815:"Cummins Westport - ISL G Near Zero - Models"
8:
376:In 2016 onwards, the ISL9 was simplified to
887:
868:
854:
846:
91:
77:Learn how and when to remove this message
394:
337:By 1994, it had been developed into the
89:Reciprocating internal combustion engine
40:This article includes a list of general
691:. London, UK: FF Publishing Ltd: 55–56.
679:
311:), and began production in 1982 as the
120:ISL, L Gas Plus, ISL G, ISL9, L9, L9N
7:
801:"Cummins Westport - ISL G - Models"
645:(L Gas Plus, ISL G, ISL G NZ, L9N)
46:it lacks sufficient corresponding
25:
315:at the Jamestown Engine Plant in
1064:College of Engineering for Women
31:
166:), except for L10, which is 10
837:Cummins Westport (CNG) website
1:
643:Natural gas-powered urban bus
353:before being replaced by the
357:in 2001 until it became the
367:Rocky Mount, North Carolina
1111:
758:. Cummins, Inc. 2023-02-13
1059:Corporate Office Building
953:Divisions, subsidiaries,
660:Firetruck/motorhome/truck
589:
555:
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508:
462:
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446:Articulated Farm Tractors
428:
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295:designed and produced by
1052:Buildings and facilities
628:) at 1300 rpm, 250
615:Diesel-powered urban bus
1090:Diesel engines by model
326:The L10 displaced 10.0
286:Cummins L-series engine
61:more precise citations.
1085:Cummins diesel engines
1031:Cummins Quantum Series
970:Jacobs Vehicle Systems
482:Diesel-electric hybrid
361:in collaboration with
347:compressed natural gas
610:Popular power ratings
343:power-to-weight ratio
1095:Straight-six engines
410:Years in production
363:Westport Innovations
914:Joseph Irwin Miller
371:Darlington, England
317:Jamestown, New York
241:Diesel, natural gas
955:and joint ventures
924:Anant J Talaulicar
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933:Current personnel
777:"Cummins Engines"
703:"Cummins Engines"
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16:(Redirected from
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980:Cummins-Wärtsilä
907:Former personnel
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729:. Archived from
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622:pound force-feet
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95:Cummins L series
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57:this article by
48:inline citations
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733:on 2017-12-01
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603:2018–present
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570:transit buses
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536:transit buses
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504:2017–present
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477:transit buses
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441:transit buses
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147:diesel engine
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139:Configuration
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67:November 2010
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795:
784:. Retrieved
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760:. Retrieved
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735:. Retrieved
731:the original
721:
710:. Retrieved
706:
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688:
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642:
641:
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613:
579:motorcoaches
550:Natural Gas
485:motorcoaches
382:
377:
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358:
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350:
336:
330:(610.2
325:
321:
312:
307:(543.1
290:straight-six
285:
283:
264:Water-cooled
223:Single-turbo
219:Turbocharger
170:(610.2
162:(543.1
154:Displacement
144:Straight-six
128:1982–present
106:Manufacturer
73:
64:
45:
781:Cummins Inc
707:Cummins Inc
567:Articulated
544:L Gas Plus
474:Articulated
278:Cummins X10
117:Also called
59:introducing
1079:Categories
965:Cummins UK
786:2020-10-05
762:2023-07-01
737:2017-12-01
712:2020-10-05
674:References
630:horsepower
624:(990
590:2008–2018
553:2001–2008
527:1992–2001
496:2007–2017
460:1999–2007
432:1982–1998
355:L Gas Plus
332:cu in
309:cu in
270:Chronology
247:Oil system
233:mechanical
229:Management
213:Combustion
204:Valvetrain
172:cu in
164:cu in
125:Production
42:references
18:Cummins L9
919:Tim Solso
884:Personnel
595:ISL G NZ
413:Found in
301:displaces
275:Successor
238:Fuel type
198:Cast iron
186:Cast iron
1026:M Series
1021:L Series
1016:X Series
1011:F Series
1006:C Series
1001:B Series
997:Engines
991:Products
891:Founders
514:Westport
252:Wet sump
195:material
182:material
100:Overview
1037:Trucks
877:Cummins
510:Cummins
429:Diesel
419:Cummins
297:Cummins
111:Cummins
55:improve
587:ISL G
398:Maker
391:Models
328:litres
305:litres
168:litres
160:litres
133:Layout
44:, but
689:TRUCK
574:some
559:Rigid
547:8.9L
533:Rigid
518:L10G
493:ISL9
466:Rigid
457:8.9L
438:Rigid
407:Fuel
401:Name
359:ISL G
299:. It
288:is a
1041:Aeos
620:730
600:L9N
524:CNG
521:10L
454:ISL
426:10L
423:L10
369:and
351:L10G
303:8.9
284:The
158:8.9
626:N⋅m
576:CNG
501:L9
385:X12
339:M11
313:L10
208:OHV
1081::
779:.
754:.
705:.
378:L9
373:.
869:e
862:t
855:v
817:.
803:.
789:.
765:.
740:.
715:.
512:-
174:)
80:)
74:(
69:)
65:(
51:.
20:)
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