Howards Cams Electro Polished Pro-Alloy Mechanical Roller Valve Springs 98637 Springs, Dual, 1.550 in. Outside Diameter, 521 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16
Howards Cams Electro Polished Pro-Alloy Mechanical Roller Valve Springs 98637 Springs, Dual, 1.550 in. Outside Diameter, 521 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16
Description
Valve Spring - Dual Spring / Damper - 510 lb/in Spring Rate - 1.190 in Coil Bind - 1.540 in OD - Set of 16
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:46:05
Features
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Howards Cams, HOWARDS RACING COMPONENTS |
| StreetFX SKU | hrs98637 |
| SFX Item ID | 5098426 |
| Accounting SKU | hrs-98637 |
| Manufacturer SKU | 98637 |
| Manufacturer UPC | 840793125982 |
| Alternative References | HRC98637, HRS-98637 |
Valve Springs, Dual, 1.550 in. Outside Diameter, 521 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16
When only the best will do, depend on these Howards Cams Electro Polished Pro-Alloy mechanical roller valve springs! Howards Cams took their state-of-the-art Pro-Alloy roller valve springs one step further with electro polishing, which enhances the material even further. By reducing localized stress areas, these springs offer even greater life expectancy.
| Product Attributes | |
|---|---|
| Brand | Howards Cams |
| Manufacturer's Part Number | 98637 |
| Part Type | Valve Springs |
| Product Line | Howards Cams Electro Polished Pro-Alloy Mechanical Roller Valve Springs |
| UPC | 840793125982 |
| Valve Spring Style | Standard |
| Number of Springs Per Valve | Dual |
| Maximum Valve Lift (in.) | 0.700 in. |
| Retainers Included | No |
| Outside Diameter of Outer Spring (in.) | 1.550 in. |
| Coil Bind Height (in.) | 1.190 in. |
| Damper Spring Included | Yes |
| Spring Rate (lbs./in.) | 521 lbs./in. |
| Inside Diameter of Inner Spring (in.) | 0.730 in. |
| Locks Included | No |
| Valve Stem Seals Included | No |
| Valve Springs Coated | No |
| Remanufactured | No |
| Quantity | Sold as a set of 16. |
Compatibility
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