Kibblewhite Precision 20-2000 Valve Spring Kit fuel-air-jets-air-jets Does not include XR-1000 engine

Does not include XR-1000 engine information or 2009-on XR models

1000D Cordura on base and harness

1990-1992 Ski-Doo Safari L

Optimized tread design reduces rolling noise

2017-2019 Polaris RZR XP 4 1000 EPS High Lifter Edition

Kibblewhite Precision 20-2000 Valve Spring Kit fuel-air-jets-air-jets Does not include XR-1000 engineSold as a set of four. Designed for maximum performance features interference wound double chrome silicone springs. All spring kits should be used together. Available in complete set for one engine. Vehicle Fitment: 1948 1950 Harley Davidson E 1948 1952 Harley Davidson EL 1948 1950 Harley Davidson F 1948 1964 Harley Davidson FL 1953 1964 Harley Davidson FLF 1965 Harley Davidson FLFB Electra Glide 1958 1964 Harley Davidson FLH Duo Glide 1955 1957