800.345.4545
Unrivaled Customer Service
And Expert Tech Advice!  
FREE SHIPPING!
Same Day Shipping Before 11 PM ET
0
My Cart
0
$0.00
Shop By Vehicle
Shop By
Category
Close Menu
Shop By Vehicle
Top Categories
All Categories

Top Categories

All Categories


Free Catalog
E-Mail Signup
My Account
Track Order
Gift Certificates
Rebates
Help

COMP Cams Drag Race Mechanical Roller Camshaft Lift .660"/.630" Duration 317/330 RPM Range 5500-7800

COMP Cams 12-727-9

249-12-727-9

jegs shipping
FREE Shipping
Estimated to ship directly from the manufacturer on 10/02/18
Easy Returns
Easy Returns
Lowest Price Guarantee
Lowest Price Guarantee
COMP Cams Drag Race Mechanical Roller Camshaft Lift .660"/.630" Duration 317/330 RPM Range 5500-7800 $351.99
Drag Race Mechanical Roller Camshaft
Lift .660"/.630"
Duration 317/330
RPM Range 5500-7800

COMP Cams 12-727-9 Details

Chevy 262-400ci Small Block 1955-98

  • (.900" Base Circle)

    Mechanical Roller-355 cu. in. and up, ported head, 5500 stall in light car. .900" base circle.

  • Specifications:

    Exhaust Valve Lift (in.)
    0.63
    Intake Valve Lift (in.)
    0.660
    Int. Duration @ .050 in. (Deg)
    280
    Exh. Duration @ .050 in. (Deg)
    292
    Int. Duration Advertised (Deg)
    317
    Exh. Duration Advertised (Deg)
    330-5
    RPM Range
    5500-7800
    Engine Make/Size
    Chevy Small Block (262-400)
    Lifter Type
    Mechanical Roller
    Usage
    Strip
    Advertised Duration
    317 int./330 exh.
    Advertised Exhaust Duration
    330
    Advertised Intake Duration
    317
    Basic Operating RPM Range
    5,500-7,800
    Cam Style
    Mechanical roller tappet
    Computer-Controlled Compatible
    No
    Duration at 050 inch Lift
    280 int./292 exh.
    Exhaust Duration at 050 inch Lift
    292
    Exhaust Valve Lash (in.)
    0.028
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.63
    Grind Number
    317ER-6
    Intake Duration at 050 inch Lift
    280
    Intake Valve Lash (in.)
    0.026
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.66
    Quantity
    Sold individually
    Valve Lift with Factory Rocker Arm Ratio
    0.660 int./0.630 exh.
    Valve Springs Required
    Yes
    Lobe Separation (Deg)
    106
    Manufacturer's Part Number:
    12-727-9

    Roller Cam For On Demand Power

    Camshafts specifically designed for use in all ''Super'' catagory cars, especially those equipped with throttle stops. These powerful Comp Cams offer crisp, immediate throttle response and excellent repeatability, plus are relatively easy on valve train parts.

    Features:
  • Wide assortment of racing camshafts for all application requirements of drag, oval track and puller & mud competitors
  • Require accurate assessment of rear end gearing and other vehicle-based equipment to deliver top performance
  • Not made for street use or vehicles requiring accessory drive equipment, such as power brakes, air conditioning, etc.

    Small Kits are indicated by a SK in their part number and include Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals, and Instructions.

  • Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.