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Ilmor-Chevrolet 265-A engine

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33: 334:; differences of opinion over the direction in which DFX development should go (Cosworth were inherently conservative as they had a near monopoly) led them to break away from their parent company to pursue their own ideas. There was some acrimony in their split from Cosworth, their former employer claiming that the Ilmor engine was little different from their planned modifications to the DFX. 436:, the 265-C engine was introduced, intended to replace both the 265-A and the 265-B. The "Chevy-C" was used widespread, and produced continued success for Ilmor. Some backmarker teams continued to utilize the "A" and "B" engines during the 1993 season, but neither the "A" nor the "B" would win another Indy car race. Chevrolet dropped its badging support after the 1993 season. 337:
Founded as an independent British engine manufacturer in 1983, it started building engines for Indy cars with the money of team owner and chassis manufacturer Roger Penske. The Ilmor 265-A, badged initially as the
425:
drove a "Chevy-B" to 4th place in points, but both he and Mears dropped out of that year's Indy 500 due to crashes. It was at this time that Ilmor was receiving new competition from
607: 485: 515: 692: 593: 308: 579: 632: 409:) in 1992 and won four CART series races. All other Ilmor teams remained with the venerable "Chevy-A" for 1992. 433: 398: 302: 401:, the 265-A engine was followed up by the 265-B engine. The "Chevy-B" was fielded singly by Penske Racing ( 309:
2.65-liter Indy motor cubic inch based on the pre-chevy Studebaker 265, current generation is DFX Ford V-8
717: 413:, driving a "Chevy-A" won the 1992 CART championship, the fifth consecutive (and final) for the 265-A. 294: 712: 611: 184: 669: 646: 722: 323: 418: 387: 379: 375: 343: 70: 8: 732: 390:, the engine's first win at Indianapolis. The engine went on to have a stellar record in 242: 83: 45: 421:
driving a "Chevy-A", also the fifth consecutive (and final) Indy 500 win for the 265-A.
727: 455: 450: 445: 422: 406: 367: 262: 151: 291: 218: 119: 371: 363: 359: 706: 378:, the engine's first Indy car victory. He also won the pole position for the 347: 101: 560: 555: 550: 545: 540: 535: 530: 525: 520: 414: 327: 319: 276: 246: 166: 495: 490: 480: 475: 470: 465: 460: 410: 354:. In 1987, the engine program expanded to all three Penske team drivers ( 697: 429:, which had just introduced their new powerplant, the Ford-Cosworth XB. 402: 383: 355: 284: 224: 137: 129: 111: 93: 510: 505: 500: 391: 339: 331: 288: 201: 76: 426: 351: 228: 206: 194: 32: 171: 236: 394:. From 1987 to 1991, the "Chevy-A" engine won 64 of 78 races. 314: 298: 280: 89: 50: 178: 143: 125: 107: 698:
Chevrolet IndyCar official website on chevrolet.com
633:"Tony Matthews on the Chevy Ilmor 265B Indy engine" 704: 659:Graham Robson, "Cosworth: The Search For Power" 31: 647:"Spicer Horsepower and Torque Calculator" 16:Reciprocating internal combustion engine 693:Chevrolet Motorsport's Official Website 705: 330:turbocharged methanol engine for the 185:Mechanical multi-point fuel injection 594:"British Grand Prix Preview - Ilmor" 13: 374:, driving for Newman/Haas, won at 14: 744: 686: 326:were working at Cosworth on the 439: 662: 653: 639: 625: 600: 586: 572: 303:CART PPG Indy Car World Series 1: 608:"Chevy Ilmor 265A Spec Sheet" 582:. Hearst Magazines. May 1987. 566: 297:, designed and developed by 7: 10: 749: 332:CART Indy Car World Series 312: 146:, four-valves per cylinder 342:Indy V-8, debuted at the 305:; between 1986 and 1993. 258: 253: 235: 217: 212: 200: 190: 177: 165: 160: 150: 136: 118: 100: 82: 69: 64: 56: 44: 39: 30: 21: 419:1992 Indianapolis 500 388:1988 Indianapolis 500 380:1987 Indianapolis 500 344:1986 Indianapolis 500 313:Further information: 26:Ilmor-Chevrolet 265-C 24:Ilmor-Chevrolet 265-B 22:Ilmor-Chevrolet 265-A 580:"Popular Mechanics" 456:Rahal-Hogan R/H-001 635:. 30 October 2012. 423:Emerson Fittipaldi 407:Emerson Fittipaldi 368:Newman/Haas Racing 718:Chevrolet engines 362:, and Al Unser), 301:, for use in the 269: 268: 263:Chevrolet Indy V8 152:Compression ratio 740: 713:Engines by model 681: 680: 678: 676: 666: 660: 657: 651: 650: 643: 637: 636: 629: 623: 622: 620: 619: 610:. Archived from 604: 598: 597: 590: 584: 583: 576: 382:. 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Retrieved 664: 655: 641: 627: 616:. Retrieved 612:the original 602: 588: 574: 561:Penske PC-22 556:Penske PC-21 551:Penske PC-20 546:Penske PC-19 541:Penske PC-18 536:Penske PC-17 531:Penske PC-16 526:Penske PC-15 521:Penske PC-12 440:Applications 431: 415:Al Unser Jr. 396: 336: 328:Cosworth DFX 320:Mario Illien 318: 279:, 2.65  277:turbocharged 272: 270: 219:Power output 167:Turbocharger 84:Displacement 46:Manufacturer 496:Lola T93/00 491:Lola T92/00 481:Lola T91/00 476:Lola T90/00 471:Lola T89/00 466:Lola T88/00 461:Lola T87/00 434:1993 season 411:Bobby Rahal 348:Team Penske 324:Paul Morgan 273:Ilmor 265-A 124:2.142  110:(88.0  106:3.465  733:V8 engines 707:Categories 675:7 November 618:2021-10-16 567:References 486:Galmer G92 403:Rick Mears 384:Rick Mears 376:Long Beach 356:Rick Mears 285:cu in 283:(162  254:Chronology 202:Oil system 161:Combustion 142:32-valve, 138:Valvetrain 94:cu in 92:(162  88:2.65  57:Production 728:Champ Car 516:March 89C 511:March 88C 506:March 87C 501:March 86C 340:Chevrolet 259:Successor 191:Fuel type 128:(54  60:1986–1993 432:For the 427:Cosworth 417:won the 386:won the 352:Al Unser 207:Dry sump 195:Methanol 75:80°-90° 40:Overview 350:driver 366:, and 338:Ilmor- 295:engine 265:(2002) 213:Output 181:system 172:Holset 65:Layout 346:with 315:Ilmor 299:Ilmor 275:is a 243:lb⋅ft 51:Ilmor 677:2022 405:and 399:1992 392:CART 322:and 271:The 179:Fuel 156:11:1 144:DOHC 397:In 289:V-8 287:), 247:N⋅m 77:V-8 709:: 370:. 358:, 229:kW 225:hp 130:mm 126:in 112:mm 108:in 679:. 649:. 621:. 281:L 249:) 231:) 132:) 114:) 96:) 90:L

Index


Manufacturer
Ilmor
Configuration
V-8
Displacement
L
cu in
Cylinder bore
in
mm
Piston stroke
in
mm
Valvetrain
DOHC
Compression ratio
Turbocharger
Holset
Fuel
Mechanical multi-point fuel injection
Methanol
Oil system
Dry sump
Power output
hp
kW
Torque output
lb⋅ft
N⋅m

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