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COMP Cams 156-401-13 XFI RPM Hydraulic Roller Camshaft GM LS Gen IV - 214/228

(Chevrolet Silverado 1500 2007-08, Suburban 1500 2007-08, Tahoe 2008, Avalanche 2007-08, Express 1500 2008; GMC Yukon XL 1500 2007-08 + 8 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

156-401-13
5 reviews
Sale Price

$535.09

Estimated ship date Wednesday, November 25

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Product Details

The COMP Cams XFI RPM Series hydraulic roller camshaft is engineered specifically for GM LS Gen IV engines, delivering excellent performance gains with hydraulic roller valve train reliability. This high-lift profile features 214/228 duration specifications designed to maximize power and torque across a broad RPM range while maintaining excellent drivability characteristics.

Key Features:

  • Hydraulic roller design eliminates the need for periodic valve adjustments
  • 214/228 duration profile optimized for street/strip performance
  • High-lift lobe design increases airflow potential for improved power output
  • XFI RPM Series grind provides strong mid-range to upper RPM performance
  • Direct-fit application for GM LS Gen IV engines
  • Computer-controlled manufacturing ensures precise lobe accuracy and consistency
  • Durable core material with advanced heat treatment for extended service life

This camshaft is ideal for enthusiasts seeking improved throttle response, increased horsepower, and enhanced torque without sacrificing streetability. The hydraulic roller design works with factory or aftermarket roller lifters for hassle-free operation. Professional installation and proper valve train component selection recommended to maximize performance and reliability.

Products specifications

Fits

Chevrolet Silverado 1500 2007-08, Suburban 1500 2007-08, Tahoe 2008, Avalanche 2007-08, Express 1500 2008; GMC Yukon XL 1500 2007-08, Sierra 1500 2007-08, Yukon 2007-08, Sierra 2007-08, Savana 1500 2008; Hummer H2 2008 + 3 more models

Grind Number

267PHR14

Exhaust Valve Lift

0.574

Basic Operating RPM Range

1,600-6,750

Engine Family

GM LS GEN IV Single-Bolt w/ VVT (12585994) and w/o AFM 8 Cylinder (2007-2008)

Camshaft Series

XFI RPM Hi-Lift

AMAZON ASIN

B004QOK1LO

Usage

Street/Performance

Assembly Lubricant Included

No

Camshaft Gear Attachment

1-Bolt

Lifters Included

No

Valve Springs Required

Yes

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

No

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Advertised Intake Duration

267

LOBE SEPARATION

114

Lifter Type

Hydraulic Roller

Cam Type

Hydraulic Roller

Camshaft Material

Billet Steel

Advertised Exhaust Duration

281

Intake Valve Lift

0.559

Exhaust Duration at .050 inch Lift

228

Intake Duration at .050 Inch Lift

214

Best price for this product. Thanks

Very satisfied! My intake shipped on Friday and I received it on Tuesday. Not only super fast shipping, but a great deal to boot!

PART ON BACK ORDER..YOU GUYS HAVE 8...THANKS

I ordered a hitch off of this site for Christmas, I have never heard of it nor did I know how they were, but they are great! Got my package in I'd say 4 days, very fast and it was exactly what I wanted! Only down fall was they charged me 3 times and I was short 150$ for a few days. I got my money back and I would definitely order again.

Very good customer service asked about a lot of different springs and parts for my Mazdaspeed 3.

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