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ProMaxx Performance 8401

GM LS Series Gold Dual Valve Spring Kit Includes: 16 ProMaxx Dual Gold Springs

ProMaxx Performance 8401

723-8401

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ProMaxx Performance 8401 GM LS Series Gold Dual Valve Spring Kit Includes: 16 ProMaxx Dual Gold Springs $300.00
GM LS Series Gold Dual Valve Spring Kit
Includes:
  • 16 ProMaxx Dual Gold Springs
  • 16 Titanium Retainers
  • 32 Super 7 Machined Locks
  • 16 .505" Machined Spring Bases
  • 16 Viton® Rubber Seals

  • ProMaxx Performance 8401 Details

    LS Series Gold

    Gold Spring Specifications:
  • Install Height: 1.800"
  • Max. Valve Spring Lift: .650"
  • Coil Bind: 1.090"
  • Spring Pressure Closed: 135 lbs @ 1.800"
  • Spring Pressure Open: 375 lbs @ 1.150"

  • Specifications:

    Coated
    Yes
    Damper Spring Included
    No
    Lock Groove Quantity
    1-groove
    Lock Material
    Steel
    Lock Style
    7 degree
    Locks Included
    Yes
    Number of Springs Per Valve
    Dual
    Outside Diameter of Outer Spring (in.)
    1.29
    Quantity
    Sold as a kit
    Retainer Material
    Titanium
    Retainers Included
    Yes
    Valve Spring Style
    Standard
    Manufacturer's Part Number:
    8401

    ProMaxx Performance LS Series Gold Dual Spring Kits include enough product to do a pair of cylinder heads...16 ProMaxx Gold valve springs, 16 titanium retainers, 32 Super 7 Machined valve locks, 16 .505" inside diameter machined spring bases and 16 *Viton® rubber valve seals! They are the best "drop-in" LS dual valve spring kits available in the performance aftermarket. These kits work with both stock or aftermarket rocker arms and best of all NO cutting or machining of the stock spring pocket is required!

    LS Series Gold: This kit is great for stock to moderately modified engines and fits all LS1, LS2, LS3 and LS6 cylinder heads!

    LS Series Extreme: This kit evolved from the original Gold and is great for power adder applications, heads using larger valves and for more aggressive cam profiles.

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

    Items You Need
    *VitonĀ® is a registered trademark of DuPont Performance Elastomers

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