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  • L98/LS3 Heads

*note pictures are used as illustration purposes

GM L76/92 Cylinder Heads Assembled | Rectangle Port | CNC Ported | 70cc / 270cc

$2,644.57 (You save $132.56)

or make 4 interest-free payments of fortnightly with Afterpay More info

SKU: 12629062CNC
15.00 KGS
Free Shipping

    L76/L92 GM Performance Outright Cylinder Head Package

    LSX Performance Parts supplies the highest quality in OEM & Aftermarket performance cylinder heads.

    Designed specifically for 4.00" and larger bore sized engines these heads flow great out of the box. 

    We take an already great performing cylinder head & maximize the horsepower & torque gains.
    By CNC Porting the OEM Cylinder heads you are combining the industry leading GM Performance technology with the latest CNC porting program to ensure huge gains across the board.

    "Forced Induction Ported Version"

    What's Included In Your New Cylinder Head Package?

    • GM L76/L92 Cylinder Head Castings
    • CNC Ported Intake Runners
    • CNC Ported Exhaust Ports
    • Deck Face Surfaced
    • 70cc CNC Ported Combustion Chambers
    • PAC Platinum .660 Dual Valve Spring Kit 
    • 2.165" Solid Stem Steel Intake Valves
    • 1.590" Solid Stem Steel Exhaust Valves

    What's Involved In The Cylinder Head Porting Process


    We often get asked - What exactly happens with my heads when they get CNC machined?

    Good question. We all know that CNC heads are good. Why? Because it is common knowledge, However lets have a look at what the process is for your cylinder heads that gain so much horsepower & torque!


    • CNC machining of your cylinder heads intake port
    • CNC machining of your cylinder heads exhaust port
    • CNC machining & porting of the combustion chamber of your cylinder heads
    • Re-cutting of your cylinder heads valve seats
    • Re-cutting your cylinder heads valve spring seats
    • Re-seat your cylinder heads valve
    • Installation of valve seals
    • Machine the deck face to increase compression


    Want To Chat With Us To Discuss Your Cylinder Head Upgrade?


    Sure! Give us a call on (03)8595 4343 OR Simply click Get In Touch & schedule a time that best suits you. We will have one of our sales consultants contact you at your convenience.

    Alternatively, We are available for Live Chat right now!


    Buy NOW!


    Shop with confidence with free freight Australia wide & discounted pricing.

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