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Cylinder Head Vital Specs - Power Curves
COMPETITION PRODUCTS
800.233.0199
competitionproducts.com At $880 the Competition Products cylinder head is the most economically priced aluminum head we tested, and the power numbers ran in at 470 lb-ft of torque at 4,100 rpm and 409 horsepower at 5,600 rpm. These heads produced good mid-range power. | CATEGORY 2 | | MODEL: | Competition Products, aluminum 180cc | | PN: | 300102 | | PRICE: | $880/pair | | Weight: | 25 pounds each | | True measured combustion chamber volume: | 67 cc | | True measured intake and exhaust port volume: | 195 cc; 60 cc | | Spring pressure: | 115 lbs. on seat; 275 lbs. at 0.500-inch lift | | installed height: | 1.850 inch | | Valve size: | 2.06/1.60-inch | | Intake flow at 0.400 lift: | 194 cfm | | Assembled, with guideplates | | Airflow | | Valve lift | .050 | .100 | .200 | .300 | .400 | .500 | .600 | | Intake Corr test flow | 29 | 58.8 | 112 | 152 | 194 | 231 | 256 | | Exhaust Corr test flow | 23.1 | 50.1 | 91.5 | 122.3 | 152 | 167 | 172 | | POWER | | Average torque: | 428 lb-ft | | Average horsepower: | 377hp | | RPM | lb-ft | HP | | 3,200 | 450 | 274 | | 3,300 | 451 | 283 | | 3,400 | 453 | 293 | | 3,500 | 458 | 305 | | 3,600 | 464 | 318 | | 3,700 | 468 | 330 | | 3,800 | 470 | 340 | | 3,900 | 469 | 349 | | 4,000 | 469 | 357 | | 4,100 | 470 | 367 | | 4,200 | 468 | 374 | | 4,300 | 464 | 380 | | 4,400 | 462 | 387 | | 4,500 | 457 | 391 | | 4,600 | 453 | 397 | | 4,700 | 447 | 400 | | 4,800 | 441 | 403 | | 4,900 | 436 | 407 | | 5,000 | 428 | 407 | | 5,100 | 422 | 410 | | 5,200 | 416 | 412 | | 5,300 | 408 | 411 | | 5,400 | 400 | 411 | | 5,500 | 390 | 409 | | 5,600 | 384 | 409 | | 5,700 | 373 | 405 | | 5,800 | 362 | 400 | | 5,900 | 353 | 397 | | 6,000 | 345 | 394 | | 6,100 | 335 | 389 |
Chevrolet Corvette Research
Review in-depth reviews on the new Chevrolet Corvette, featuring test drives, comparisons, options, features and more. The 2010 Corvette is equipped with a V8 engine, generating 505 horsepower, and it has drivers side crash test ratings of 8 stars and passengers side crash test ratings of 8 stars.
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