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| BY THE NUMBERS | | PERFORMANCE UNLIMITED 358CI SMALL-BLOCK FORD | | Bore: | 4.030 inches | | Stroke: | 3.500 inches | | Displacement: | 358 cubic inches | | Compression ratio: | 10.48:1 | | Camshaft: | COMP hydraulic, flat tappet | | Cam duration: | 240/246 degrees | | at .050-inch tappet rise | | Cam lobe lift: | .360/.364 inch | | Rocker ratio: | COMP Magnum 1.6 ratio | | Lobe separation: | 108 degrees | | Installed centerline: | 102 degrees | | Top ring: | 1.2mm JE | | Top ring gap: | .020 inch | | Second ring: | 1.5mm JE | | Second ring gap: | .022 inch | | Oil ring: | 3mm JE | | Piston: | JE, dished top | | Block: | OEM Ford 351W | | Crankshaft: | OEM Ford 351W | | Rods: | Eagle SIR 5.959-inch I-beam | | Main journal: | 2.620 inches | | Main bearing clearance: | .0022 inch | | Rod journal: | 2.070 inches | | Rod bearing clearance: | .0020 inch | | Cylinder head: | AFR 205 | | Peak intake flow: | 295 cfm | | Intake valve diameter: | 2.080 inches | | Exhaust valve diameter: | 1.600 inches | | Intake manifold: | Edelbrock Performer RPM | | Carburetor: | Holley 4150 modified to | | 1,070 cfm by Charlie Morgan | | Header: | Mac 1 3/4 Fox-body Windsor; | | 3-inch collector | | Ignition: | MSD 6AL | | Damper: | TCI Rattler | | Water pump: | Meziere | | DTS DYNO DATA | | BEST QUALIFYING PULL | | RPM | TQ | HP | | 2,500 | 364 | 173 | | 2,600 | 374 | 185 | | 2,700 | 383 | 197 | | 2,800 | 393 | 210 | | 2,900 | 404 | 223 | | 3,000 | 413 | 236 | | 3,100 | 419 | 247 | | 3,200 | 423 | 257 | | 3,300 | 421 | 265 | | 3,400 | 416 | 270 | | 3,500 | 411 | 274 | | 3,600 | 410 | 281 | | 3,700 | 412 | 290 | | 3,800 | 418 | 302 | | 3,900 | 427 | 317 | | 4,000 | 439 | 334 | | 4,100 | 451 | 352 | | 4,200 | 461 | 369 | | 4,300 | 469 | 384 | | 4,400 | 477 | 399 | | 4,500 | 481 | 412 | | 4,600 | 485 | 425 | | 4,700 | 486 | 435 | | 4,800 | 487 | 445 | | 4,900 | 488 | 455 | | 5,000 | 487 | 464 | | 5,100 | 486 | 472 | | 5,200 | 486 | 481 | | 5,300 | 484 | 488 | | 5,400 | 481 | 495 | | 5,500 | 479 | 502 | | 5,600 | 477 | 509 | | 5,700 | 474 | 515 | | 5,800 | 470 | 519 | | 5,900 | 466 | 524 | | 6,000 | 463 | 529 | | 6,100 | 457 | 531 | | 6,200 | 451 | 532 | | 6,300 | 445 | 534 | | 6,400 | 439 | 535 | | 6,500 | 433 | 536 |
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