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84150X3 Kit Buick 300-340-350 Dua Dual-spring Cam Saver Hydraulic Kit
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CROWERPART NUMBER: 258-84150X3

84150X3 Kit Buick 300-340-350 Dua Dual-spring Cam Saver Hydraulic Kit

$41799
ShippingShips on 09/14/2026
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Kit Buick 300-340-350 Dual Spring Cam Saver Hydraulic
  • Buick 300, 340, 350 V8 fitment; CamSaver hydraulic lifters; matched valvetrain kit for performance camshaft support

    Crower 84150X3 Features:

    Crower 84150X3 kit for Buick 300, 340, and 350 V8 engines with CamSaver hydraulic lifters, dual valve springs, retainers, and valve seals. Includes CamSaver hydraulic lifters part number 66050X3-16 to support proper lifter lubrication and valvetrain reliability on performance builds. Heat-treated dual springs feature 104 lb seat pressure at 1.700 in. and 297 lb nose pressure at 1.200 in. to help control aggressive cam profiles. Valve springs measure 1.400 in. OD, 0.770 in. inner spring ID, 1.045 in. outer spring ID, 382 lb/in. spring rate, and 0.980 in. coil bind.

    Kit Buick 300-340-350 Dua Dual-spring Cam Saver Hydraulic Kit Features:

    • Buick 300, 340, 350 V8 fitment; CamSaver hydraulic lifters; matched valvetrain kit for performance camshaft support
    • Dual valve springs; 104 lb seat pressure at 1.700 in.; 297 lb nose pressure at 1.200 in.; 382 lb/in. rate
    • 1.400 in. OD springs; 1.045 in. outer spring ID; 0.770 in. inner spring ID; 0.980 in. coil bind clearance spec
    • Includes 16 lifters, 16 springs, 16 retainers, 16 valve seals; complete hardware set for hydraulic cam support
    • Heat-treated spring design; helps reduce valve float; supports lifter oiling; machine work required for installation

    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
    BrandCROWER
    Package Height2.75
    Package Width2.75
    Package Length24.75
    Weight8.4 PG
    Part CategoryPerformance Parts
    Part FitmentSemi Universal
    Vendor Part Number84150X3
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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