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Howards Cams Performance Valve Spring and Retainer Kits 98445-K12 Kits, Performance, Dual, Conical, 1.470 in. O.D., 399 lbs./in., 1.080 in. Coil Bind Height, 10 degree Locks, Kit

SKU: HRS98445-K12

Valve Springs

Howards Cams Performance Valve Spring and Retainer Kits 98445-K12 Kits, Performance, Dual, Conical, 1.470 in. O.D., 399 lbs./in., 1.080 in. Coil Bind Height, 10 degree Locks, Kit

SKU: HRS98445-K12

Valve Springs
A$599.96
LOW STOCK! Est Ship 4-7 days. HURRY! LOW STOCK. This item is in limited stock at one of our distribution centres. The ETA is the approximate time required to prepare your order for dispatch.
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Description

Upgrade or change your cam and lifter set with Howards Cams performance valve spring and retainer kits. They offer many configurations to tailor-make your valvetrain. Each package includes a set of Howards Cams performance valve springs plus matching retainers and heat-treated valve locks. Order these superior-quality components designed for your application to get the build you want in a complete cam kit.

Part Type

1.470 Dual Valve Spring Kit - w/Damper

Data: v4.2 - Upd: 2026-09-29 03:36:27

Specifications

Product Attributes - Brand
Howards Cams
Product Attributes - Manufacturer's Part Number
98445-K12
Product Attributes - Part Type
Valve Springs
Product Attributes - Product Line
Howards Cams Performance Valve Spring and Retainer Kits
Product Attributes - UPC
840793136704
Product Attributes - Valve Spring Style
Conical
Product Attributes - Number of Springs Per Valve
Dual
Product Attributes - Maximum Valve Lift (in.)
0.735 in.
Product Attributes - Retainers Included
Yes
Product Attributes - Retainer Material
Chromoly steel
Product Attributes - Outside Diameter of Outer Spring (in.)
1.470 in.
Product Attributes - Coil Bind Height (in.)
1.080 in.
Product Attributes - Damper Spring Included
No
Product Attributes - Spring Rate (lbs./in.)
399 lbs./in.
Product Attributes - Inside Diameter of Outer Spring (in.)
1.080 in.
Product Attributes - Inside Diameter of Inner Spring (in.)
0.800 in.
Product Attributes - Locks Included
Yes
Product Attributes - Lock Material
Steel
Product Attributes - Lock Groove Quantity
1-groove
Product Attributes - Lock Style
10 degree
Product Attributes - Valve Stem Seals Included
No
Product Attributes - Valve Springs Coated
No
Product Attributes - Valve Stem Diameter (in.)
0.344 in.
Product Attributes - Valve Stem Diameter (mm)
8.74mm
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold as a kit.

Reference Information

Brand Name/s Howards Cams
StreetFX SKU hrs98445-K12
SFX Item ID 5100313
Supplier Item Code 5100313
Manufacturer SKU 98445-K12
Manufacturer UPC 840793136704
Alternative References HRC98445-K12

Compatibility

Application Data
  • Installed Height (in.)1.875 in.
    Seat Pressure at Installed Height (lbs.)120 lbs.
    Open Height (in.)(application)1.110
    Open Pressure (lbs.)425 lbs.

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