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Vehicle Info NeededComp Cams XFI XE-R Hydraulic Roller Camshaft Kit GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)
Ships on 10/21/2026
Lowest Price Guarantee- XFI XE-R Hydraulic Roller Camshaft Kit
- Lift: .581''/.588''
- Duration: 273°/279°
- Lobe Separation Angle 114°
- RPM Range: 2000-7000
High RPM street/strip with XE-R lobe designs. These are the most aggressive lobes for all out applications.
Kit Includes: - Camshaft
- Lifters
- Valve Springs
- Retainers
- Valve Locks and Seals
- Timing Chain Set
Operating Range: 2000-7000 RPM Duration Advertised: 273° Intake / 279° Exhaust Duration @ .050': 224° Intake / 230° Exhaust Valve Lift w/1.7 Rockers: .581' Intake / .588' Exhaust Lobe Separation Angle: 114° GM, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, LS1, LS2, LS3, LS4, LS6, LS7, LSA, LS9, Camaro, Silverado, LS Swap, 383, 350, SBC, Chevelle, Yukon, L92, LM7, 325, GMC, Trailblazer, Corvette, GM LS, GEN III, GEN 3, GEN IV, GEN 4, DOD, AFM, VVT, BTR, Texas Speed
High RPM street/strip with XE-R lobe designs. Requires custom tuning.
GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt)
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Ever since its introduction, GM's LSX/Gen III engine has quickly become the ''preferred choice'' among many engine builders and performance enthusiasts. Right from the factory, the GM LSX/Gen III engine boasts a surprisingly efficient induction design, reduced weight and impressive power output. As the leading developer of high performance LSX/Gen III valve train technology, Comp Cams has engineered a full line of products proven to release the incredible horsepower and torque hidden inside while never sacrificing ever-critical reliability.
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Features:- Newest and quickest lobe profiles; provide a terrific increase in performance
- Tuned for use in EFI applications where extra air flow signal through the carburetor is not required (feature wider lobe separation without loss of responsiveness)
- Work well with aftermarket cylinder heads & feature high lift
