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COMP Cams Tight Lash Mechanical Flat Tappet Camshaft Small Block Chevy 262-400ci 1955-98 Lift: .540"/.540"

COMP Cams 12-504-5

249-12-504-5

COMP Cams Tight Lash Mechanical Flat Tappet Camshaft Small Block Chevy 262-400ci 1955-98 Lift: .540"/.540" $179.99
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COMP Cams Drag Race Mechanical Flat Tappet Camshaft Small Block Chevy 262-400ci 1955-98 Lift: .570"/.590"
COMP Cams 249-12-517-5
$179.99
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Tight Lash Mechanical Flat Tappet Camshaft
Small Block Chevy 262-400ci 1955-98
  • Lift: .540"/.540"
  • Duration: 284°/284°
  • Lobe Separation Angle: 106°
  • RPM Range: 3000-7000

  • COMP Cams 12-504-5 Details

    Chevrolet 262-400ci 1955-1998

    Good baseline cam for NASCAR Late Model Stock. Short 1/4-3/8 mile asphalt track. Best with 358, limited intake and carb.

    Specifications:

    Exhaust Valve Lift (in.)
    0.54
    Intake Valve Lift (in.)
    0.540
    Exh. Duration @ .050 in. (Deg)
    254
    Int. Duration @ .050 in. (Deg)
    254
    Exh. Duration Advertised (Deg)
    284-1
    Int. Duration Advertised (Deg)
    284-1
    RPM Range
    3000-7000
    Engine Make/Size
    Chevy Small Block (262-400)
    Lifter Type
    Mechanical Flat Tappet
    Usage
    Strip
    Advertised Duration
    284 int./284 exh.
    Advertised Exhaust Duration
    284
    Advertised Intake Duration
    284
    Basic Operating RPM Range
    3,000-7,000
    Cam Style
    Mechanical flat tappet
    Computer-Controlled Compatible
    No
    Duration at 050 inch Lift
    254 int./254 exh.
    Exhaust Duration at 050 inch Lift
    254
    Exhaust Valve Lash (in.)
    0.02
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.54
    Grind Number
    CS 284TL-6
    Intake Duration at 050 inch Lift
    254
    Intake Valve Lash (in.)
    0.018
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.54
    Quantity
    Sold individually
    Valve Lift with Factory Rocker Arm Ratio
    0.540 int./0.540 exh.
    Valve Springs Required
    Yes
    Lobe Separation (Deg)
    106
    Manufacturer's Part Number:
    12-504-5

    Comp Cams Tight Lash Camshafts are designed for Circle Track and drag racing applications where a tight lash is necessary. These cams produce good torque and power and can handle high, sustained RPM.

    What do I set valve lash at on the 12-504-5 camshaft?

    Asked by: Schlinski
    The exhaust valve lash is .020" and the intake is .018"
    Answered by: Rusty B
    Date published: 2018-06-14
    • y_2018, m_10, d_16, h_20CST
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    • cp_1, bvpage1
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