Manley 99217 Valve Spring Set for 1957–1966 Harley-Davidson XL

Manley .490 valve spring kit features OD springs with steel top collars. Interference fit to reduce harmonics and control spring surge.

The Manley 99217 Valve Spring Set is designed for 1957–1966 Harley-Davidson XL applications. These springs provide 20% more pressure than stock springs and are intended for use with stock lift cams up to .490 inch.

No machining is required for installation, helping simplify the installation process. The set uses stock lower collars and is supplied as a kit.

Product details: Brand: Manley. Part number: 99217. SKU: 11-9609. Country of origin: USA.

Features:

• Performance: Provides 20% more pressure than stock springs.
• Installation: No machining required for installation.
• Cam Compatibility: For use with stock lift cams up to .490 inch.
• Lower Collars: Uses stock lower collars.
• Fitment: Fits 1957–1966 Harley-Davidson XL models.
• Unit of Measure: Kit.
• Accessory Items: 16-1774 - Bench Valve Spring Tool, 11-0821 - Lower Valve Collar Kit, 11-2030 - Kibblewhite Valve and Spring Kit

Fitment:
Harley Davidson XL 1957
Harley Davidson XL 1958
Harley Davidson XL 1959
Harley Davidson XL 1960
Harley Davidson XL 1961
Harley Davidson XL 1962
Harley Davidson XL 1963
Harley Davidson XL 1964
Harley Davidson XL 1965
Harley Davidson XL 1966
Harley Davidson XL 1967
Harley Davidson XL 1968
Harley Davidson XL 1969
Harley Davidson XL 1970
Harley Davidson XL 1971
Harley Davidson XL 1972
Harley Davidson XL 1973
Harley Davidson XL 1974
Harley Davidson XL 1975
Harley Davidson XL 1976
Harley Davidson XL 1977
Harley Davidson XL 1978
Harley Davidson XL 1979
Harley Davidson XL 1980
Harley Davidson XL 1981
Harley Davidson XL 1982
Harley Davidson XL 1983
Harley Davidson XL 1984
Harley Davidson XL 1985