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BTR-TURBOSTG4 Hydraulic Roller Stage 4 Turbo Camshaft for GM Gen III/IV LS Engines
InfoVehicle Info Needed
BRIAN TOOLEY RACING BTRPART NUMBER: 559-J000033

BTR-TURBOSTG4 Hydraulic Roller Stage 4 Turbo Camshaft for GM Gen III/IV LS Engines

$40999
ShippingShips on 09/15/2026
Lowest PriceLowest Price Guarantee

LS Turbo Hydraulic Roller Stage 4 Camshaft
  • Gen III/IV LS Engines
  • Duration @ .050: 236 Int./244 Ex.
  • Lift .621 in./.621 in.
  • LSA 114 deg
  • Maximum Effort Turbo Grind

    The BTR-TURBOSTG4 camshaft is the most aggressive turbo grind in the BTR lineup, optimized for large displacement LS engines running high boost levels.

    Brian Tooley Racing BTR-TURBOSTG4 Features:

    • Duration @ .050: 236 Int. / 244 Ex.
    • Valve Lift: .621 in. Int. / .621 in. Ex.
    • LSA: 114 deg
    • Maximum power potential under boost
    • Excellent airflow and RPM stability

    Brian Tooley Racing BTR-TURBOSTG4 Notes:

    • Requires upgraded valvetrain components
    • Not recommended for stock converters

    Emissions Note:

    This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    • Part TypeCamshaft
    BrandBRIAN TOOLEY RACING BTR
    Package Height2.9
    Package Width4.4
    Package Length22.3
    Weight10.35 PG
    Intake Valve Lift.621
    Lobe Separation Deg114
    Part FitmentSemi Universal
    Engine Make/SizeGM Gen III/IV LS
    Exhaust Valve Lift.621
    Camshaft TypeHydraulic Roller
    Vendor Part NumberBTR-TURBOSTG4
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the graphs PDF File

    Items You Need

    Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters

    JEGS

    Universal Camshaft Installation/Removal Tool Includes 4 camshaft adapters

    Part Number : 555-80599
    $4779$51.99
    You Save$4.20
    Engine Assembly Lube [4 oz. Bottle]

    JEGS

    Engine Assembly Lube [4 oz. Bottle]

    Part Number : 555-28000
    $589$6.99
    You Save$1.10
    Cam Install Kit for Most domestic V6 & V8

    PROFORM

    Cam Install Kit for Most domestic V6 & V8

    Part Number : 778-66787K
    $23542
    Master Pushrod Length Checker Kit

    JEGS

    Master Pushrod Length Checker Kit

    Part Number : 555-80670
    $10399$114.99
    You Save$11.00
    Valve Spring Compressor [Stud Mount]

    JEGS

    Valve Spring Compressor [Stud Mount]

    Part Number : 555-80521
    $5299$57.19
    You Save$4.20
    Fender Cover with Pocket [23 in. W x 31 1/2 in. L]

    JEGS

    Fender Cover with Pocket [23 in. W x 31 1/2 in. L]

    Part Number : 555-65010
    $1499$16.99
    You Save$2.00
    Valve Spring Micrometer [1.800 in. - 2.200 in. Height Range]

    JEGS

    Valve Spring Micrometer [1.800 in. - 2.200 in. Height Range]

    Part Number : 555-80536
    $6899$75.99
    You Save$7.00
    Break-In/Engine Oil Supplement [12 oz. Bottle]

    JEGS

    Break-In/Engine Oil Supplement [12 oz. Bottle]

    Part Number : 555-28060
    $1009$11.99
    You Save$1.90
    1/2 in. Drive Digital Torque Wrench for Fastener Tightening and Disassembly Torque Detection

    JEGS

    1/2 in. Drive Digital Torque Wrench for Fastener Tightening and Disassembly Torque Detection

    Part Number : 555-81694
    $17599
    Engine Stand [1000 lb. Capacity]

    JEGS

    Engine Stand [1000 lb. Capacity]

    Part Number : 555-80040
    $7999$107.99
    You Save$28.00
    Some parts are not legal for use in California or other states with similar laws / regulations
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