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Chevrolet Performance Chevrolet Performance LS3 Cylinder Head and Camshaft Upgrade Kit

Chevrolet Performance 19300535

809-19300535

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Chevrolet Performance Chevrolet Performance LS3 Cylinder Head and Camshaft Upgrade Kit $1,580.59
LS3 Power Upgrade Kit
  • CNC Ported LS3 Assembled Cylinder Heads
  • LS7 High Lift Camshaft
  • 121° Lobe Separation
  • 276cc Intake Runners
  • 2.165"/1.590" Valves
  • .560"/.555" Lift
  • 211°/230° Duration

  • Chevrolet Performance 19300535 Details

    Cylinder Heads & Cam Package

  • Head gaskets 809-12610046 and cylinder head bolts 809-17800568 must be purchased separately.

  • Specifications:

    Gaskets Included
    No
    Accessory Bolt Holes Drilled
    Yes
    Camshaft Included
    Yes
    CNC-Machined Combustion Chamber
    Yes
    CNC-Machined Exhaust Runner
    Yes
    CNC-Machined Intake Runner
    Yes
    Cylinder Head Bolts Included
    No
    Cylinder Head Finish
    Natural
    Cylinder Head Material
    Aluminum
    Cylinder Head Style
    Assembled
    Damper Spring Included
    No
    Exhaust Port Location
    Standard
    Exhaust Port Shape
    Oval
    Exhaust Valve Diameter (in.)
    1.59
    Exhaust Valves Included
    Yes
    Fuel Delivery Style
    Fuel injected
    Guideplates Included
    No
    Heat Crossover
    No
    Intake Manifold Included
    No
    Intake Port Location
    Standard
    Intake Port Shape
    Square
    Intake Runner Volume (cc)
    276
    Intake Valve Diameter (in.)
    2.165
    Intake Valves Included
    Yes
    Lifters Included
    No
    Lock Style
    7 degree
    Locks Included
    Yes
    Machined for O-Ring
    No
    Number of Springs Per Valve
    Single
    Oiling Style
    Through pushrod
    Pushrods Included
    No
    Quantity
    Sold as a kit
    Retainer Material
    Steel
    Retainers Included
    Yes
    Rocker Arm Nuts Included
    No
    Rocker Arm Studs Included
    No
    Rocker Arms Included
    No
    Steam Holes Drilled
    No
    Timing Chain and Gears Included
    No
    Valve Covers Included
    No
    Valve Guides Included
    Yes
    Valve Seats Machined
    No
    Valve Springs Included
    Yes
    Valve Stem Seal Style
    Umbrella
    Valve Stem Seals Included
    Yes
    Manufacturer's Part Number:
    19300535

    Looking to add a little more power to your LS3 Engine? Chevrolet Performance has you covered with the new LS3 Power Upgrade Kit. The dynamic duo of CNC-ported heads and a high lift camshaft makes this the ultimate performance package, adding up to 40 more horsepower! The fully assembled LS3 cylinder heads flow more than 350 cfm on the intake side, with 276cc intake runners and 2.165"/1.590" valves. Also included is a LS7 high lift camshaft. This kit will even fit other LS family engines with at least 4.000" bores.

    Features:
  • Direct Replacement For Factory Heads & Camshaft
  • Adds Up To 40 More Horsepower
  • Includes CNC Ported LS3 Assembled Cylinder Heads
  • Includes High Lift LS7 Camshaft

    JEGS EZ Complete Kits are designed by JEGS professionals so you get all the parts you need.

  • 19300535 - Chevrolet Performance LS3 Power Upgrade Kit is rated 4.0 out of 5 by 1.
    Rated 4 out of 5 by from Could not get the rebatr The product is great however when I applied for the 100 rebate they are giving me a hard time said because Jeggs does not list the part numbers separate they will not apply the rebate
    Date published: 2018-02-25
    • y_2018, m_7, d_15, h_6
    • bvseo_bulk, prod_bvrr, vn_bulk_2.0.8
    • cp_1, bvpage1
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    • clientName_jegs

    What rocker arms and pushrods do I need? 

    Asked by: Jonny 65
    You could use the stock rockers or any of the aftermarket LS3 rockers.
    Answered by: BrandonJ
    Date published: 2018-04-26
    • y_2018, m_7, d_15, h_6CST
    • bvseo_bulk, prod_bvqa, vn_bulk_2.0.8
    • cp_1, bvpage1
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    • loc_en_US, sid_10001_10001_2897737, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]
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    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations