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Solid Flat Camshaft suits Drag Race/Oval Track 255/266. Fits Chevrolet Small Block. Grind # CS 290B-6
SOLID-Best for 1/4 to 3/8 mile track with fast corners. More top end than 12-610-5.
Grind Number: 290B-6
Engine Family: Chevrolet 262-400ci 8 Cylinder (1958-1998)
RPM Operating Range: 3700-7,000
Cam Type: Solid Flat Tappet
Lifter Style: Solid Flat Tappet
Camshaft Series: Oval Track
Camshaft Gear Attachment: 3-Bolt
Usage: Strip
Valve Springs Required: Yes
Camshaft Material: Cast Iron
Advertised Intake Duration: 290
Advertised Exhaust Duration: 304
Intake Duration at .050 Inch Lift: 255
Exhaust Duration at .050 Inch Lift: 266
Intake Valve Lift: 0.54
Exhaust Valve Lift: 0.534
Lobe Separation: 106
Assembly Lubricant Included: Yes
Intake Centreline: 106
Lobe Lift Intake: 0.362
Lobe Lift Exhaust: 0.358
Valve Timing @ 0.02 Lift:
Exhaust Close ATDC: 46 / Exhaust Open BBDC: 78
Intake Open BTDC: 39 / Intake Close ABDC: 71
| Categories | Camshafts & Valve Train, Engine Components |
|---|---|
| Weight | 3.8100 |
| Manufacturer Part Number | 12-611-5 |
| Brand | COMP Cams |
| Part Type | Camshafts |
| Interchange Part Number | 12-611-5 |
| Vehicle Make | Chevrolet |
| Lifter Type | Mechanical Flat Tappet |
| RPM Range | 3700-7000 |
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