Screamin' Eagle SE8-517 Performance Cam | Milwaukee-Eight 128CI / 131CI Stage IV | NEW OEM | Part #25400353
Offered here is a genuine Harley-Davidson Screamin' Eagle SE8-517 Performance Cam, Part #25400353. It is the replacement cam for Milwaukee-Eight engines built with Screamin' Eagle 128CI or 131CI Stage IV kits. This cam is brand new in the original Harley-Davidson box. It is engineered to fill the cylinder efficiently at the optimum timing for these big-inch builds.
Confirmed Fitment – Part #25400353:
- Harley-Davidson Milwaukee-Eight models equipped with a Screamin' Eagle 128CI Stage IV kit
- Harley-Davidson Milwaukee-Eight models equipped with a Screamin' Eagle 131CI Stage IV kit
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Does not fit 2025 and later Softail models
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Does not fit 2023 and later Center-Cooled Milwaukee-Eight Touring models
Product Highlights:
- 100% Genuine Harley-Davidson Screamin' Eagle OEM – Part #25400353
- SE8-517 profile developed for Milwaukee-Eight 128CI and 131CI Stage IV kits
- Strong, premium power through the mid- to upper-RPM range
- Optimized valve timing for efficient cylinder filling on large-displacement engines
- Sold as a stand-alone cam for engine builders creating a custom performance combination
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Brand new in original Harley-Davidson packaging
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ECM calibration required; dealer installation recommended
What Is Included:
- (1) Screamin' Eagle SE8-517 Cam, Part #25400353
- Harley-Davidson installation instructions
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Please confirm Part #25400353 fits your motorcycle prior to purchase. Orders ship fast and fully tracked, packed securely to arrive just as it left our shelf. This is real inventory from a family-run business with nearly 25 years of experience. Buy with confidence.
