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Howards Cams Max Effort Mechanical Roller Valve Springs 98635 Springs, Dual, 1.557 in. Outside Diameter, 471 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16

SKU: HRS98635

Valve Springs

Howards Cams Max Effort Mechanical Roller Valve Springs 98635 Springs, Dual, 1.557 in. Outside Diameter, 471 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16

SKU: HRS98635

Valve Springs
A$524.77
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

Howards Cams Max Effort mechanical roller valve springs are made using only the highest quality valve spring wire. CNC-coiled and heat-treated in the finest facilities available, these valve springs are stress-relieved, ground, and shot-peened. Whether you're running a flat tappet or roller cam in your drag race, Circle Track, road course, performance marine, or other extreme race application, Howards offers the perfect valve springs to suit your needs.

Part Type

Dual Valve Springs - 1.557

Data: v4.2 - Upd: 2026-10-07 21:32:36

Specifications

Product Attributes - Brand
Howards Cams
Product Attributes - Manufacturer's Part Number
98635
Product Attributes - Part Type
Valve Springs
Product Attributes - Product Line
Howards Cams Max Effort Mechanical Roller Valve Springs
Product Attributes - UPC
840793125944
Product Attributes - Valve Spring Style
Standard
Product Attributes - Number of Springs Per Valve
Dual
Product Attributes - Maximum Valve Lift (in.)
0.740 in.
Product Attributes - Retainers Included
No
Product Attributes - Outside Diameter of Outer Spring (in.)
1.557 in.
Product Attributes - Coil Bind Height (in.)
1.150 in.
Product Attributes - Damper Spring Included
Yes
Product Attributes - Spring Rate (lbs./in.)
471 lbs./in.
Product Attributes - Inside Diameter of Outer Spring (in.)
1.033 in.
Product Attributes - Inside Diameter of Inner Spring (in.)
0.749 in.
Product Attributes - Locks Included
No
Product Attributes - Valve Stem Seals Included
No
Product Attributes - Valve Springs Coated
No
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold as a set of 16.

Reference Information

Brand Name/s Howards Cams
StreetFX SKU hrs98635
SFX Item ID 5098440
Supplier Item Code 5098440
Manufacturer SKU 98635
Manufacturer UPC 840793125944
Alternative References HRC98635

Compatibility

Application Data
  • Installed Height (in.)1.950 in.
    Seat Pressure at Installed Height (lbs.)225 lbs.
    Open Height (in.)(application)1.250
    Open Pressure (lbs.)555 lbs.

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