0
0
×
Account Login
1-800-345-4545
Gift Cards
Track Order
Help Center

Dart Pro1 LS 12° CNC Ported Rectangle Port Aluminum Cylinder Head [Bare]

301-11061080

made in usa

Product Q&A
View Now
Click image to zoom
Pro1 LS 12° CNC Ported Rectangle Port Aluminum Cylinder Head [Bare]
$1,980.74
Pro1 CNC Rectangle Port Bare Cylinder Head
  • OEM Style Rocker Arm Ready
  • Seats Machined for: 2.200 in. Intake/1.625 in. Exhaust Valves
  • Intake Runner: 285cc
  • Combustion Chamber: 66cc
  • Valve Angle: 12°
  • Cast Aluminum Alloy
  • Sold Individually
  • Free Shipping - Ships on 12/24/24
    QTY

    Items You Need

    Related Products

    Applications: World has tested Sportsman-II heads in many applications including 375Hp 9:1 street engines; 450HP 9.8:1 street /strip engines; all the way to 940HP blown alcohol drag race engines. Typical Application Street: 274 Cam: 230/236° .487''/.490'', Dart II Sportsman #955-061010 ...
    Close
     Cylinder Head SpecificationsIntake Port Volume: 320cc - Rectangle PortCombustion Chamber Volume: 119ccValves: 2.250'' dia. x 5.218'' o.a.l. Intake / 1.880'' dia. x 5.394'' o.a.l. Exhaust ( 11/32'' Stem Diameter )Valve Springs: 1.640'' Diameter - Open Pressure: 745 lbs.; Closed Pressure: ...
    Close
    Perfect for use on 262-307 cubic inch small blocks. 1.940 x 1.500 valves, 170cc intake runner, 1.250'' single spring, 100# @ seat, .560'' max lift.Material: High density cast iron Valve Seats: Integral intake,hardened steel exhaust Valve Size: 2.020'' x 1.600'' ...
    Close

    Recently Viewed

    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.