My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

COMP Cams K11-677-4 Xtreme Energy Solid Flat Tappet Camshaft K-Kit for Chevy Big Block - 236/242

(Chevrolet Camaro 1967-72, Corvette 1966-74, Impala 1965-76, Malibu 1966-67, 1973-75, C1500 1990-93, Chevelle 1965-73, Blazer 1973-74 + 106 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

K11-677-4
4 reviews
Sale Price

$742.95

Estimated ship date Thursday, November 19

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The COMP Cams Xtreme Energy K11-677-4 is a complete camshaft installation kit designed for Chevrolet Big Block engines (396-454 cubic inch). This solid flat tappet camshaft features 236/242 degree advertised duration, delivering excellent mid-range to upper RPM power for street/strip performance applications.

Complete K-Kit Includes Everything You Need:

  • Xtreme Energy solid flat tappet camshaft with aggressive lobe profiles
  • Matching solid flat tappet lifters engineered for high-performance durability
  • High-performance valve springs designed to handle increased valve lift and RPM
  • Precision-machined steel retainers for reliable valve train operation
  • Hardened valve locks (keepers) for secure retainer installation
  • Valve stem seals to prevent oil consumption
  • Timing chain set with gears for accurate cam timing
  • Assembly lube to protect components during initial break-in
  • COMP Cams decals and comprehensive installation instructions

This Xtreme Energy camshaft is ideal for performance enthusiasts looking to upgrade their big block Chevy with a proven solid lifter cam package. The kit format eliminates guesswork by providing properly matched valve train components that work together for reliable high-performance operation. Recommended for engines with upgraded intake, headers, and higher compression ratios.

Products specifications

Fits

Chevrolet Camaro 1967-72, Corvette 1966-74, Impala 1965-76, Malibu 1966-67, 1973-75, C1500 1990-93, Chevelle 1965-73, Blazer 1973-74, C10 Pickup 1968-80, Caprice 1966-76, C10 1975-81, El Camino 1966-75, Monte Carlo 1970-75 + 101 more models

Advertised Exhaust Duration

280

Lifter Type

Solid Flat Tappet

Intake Valve Lift

0.568

Exhaust Valve Lift

0.578

Camshaft Material

Cast Iron

Kit Type

K-Kit - Complete Kit

Cam Type

Solid Flat Tappet

AMAZON ASIN

B000P5GO0K

Usage

Street/Performance

Assembly Lubricant Included

Yes

LOBE SEPARATION

110

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.

Gaskets Included

No

Advertised Intake Duration

274

Basic Operating RPM Range

2,000-6,400

Camshaft Gear Attachment

3-Bolt

Exhaust Duration at .050 inch Lift

242

Intake Duration at .050 Inch Lift

236

Lifters Included

Yes

Valve Springs Included

Yes

Engine Family

Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)

Camshaft Series

Xtreme Energy

Great price, easy online ordering

Great pricing on hard to find products. Fast processing and shipping.

Great prices and FAST shipping!! Definitely will buy products here again!

Great price and quick shipping!

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy