XFI Mechanical Roller Camshaft GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt) Lift: .660" /.655"

Name: XFI Mechanical Roller Camshaft GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt) Lift: .660" /.655"
Brand: COMP CAMS
SKU: 249-54-502-11
Price: 499.95 USD
Availability: InStock

^$499⁹⁵

Ships on 09/15/2026

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XFI Mechanical Roller Camshafts

Lift: .660''/.655''
Duration: 286°/293°
Lobe Separation Angle: 113°

RPM Range: 2400-7000

High RPM street/strip camshaft for large cubic-inch GEN III applications. Intake upgrade strongly recommended. Programmer and valve spring upgrade required.

Operating Range:	2400-7000 RPM
Duration Advertised:	289° Intake / 293° Exhaust
Duration @ .050':	251° Intake / 256° Exhaust
Valve Lift w/1.7 Rockers:	.660' Intake / .655' Exhaust
Lobe Separation Angle:	113°

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 camshaft for large c.i. Gen III applications. Intake upgrade strongly recommended. Programmer and valve spring upgrade required.

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.

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

Part TypeCamshaft

Product LineComp Cams XFI Roller Camshafts For GM LS-Series/Gen III Engines

BrandCOMP CAMS

Package Height3.0

Package Width3.0

Package Length24.3

Weight9.6 PG

Part CategoryPerformance Parts

Exh. Duration @ .050 In. (Deg)256

Cam StyleMechanical roller tappet

Grind NumberXFI286R113

Exh. Duration Advertised (Deg)293