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 12-626-5 Max Area Solid Flat Tappet Camshaft Chevrolet Small Block - 248/256

(GMC G2500 1979-95, Yukon 1992-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-86, 1988-95, Jimmy 1970-91 + 238 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

12-626-5
6 reviews
Sale Price

$325.95

1 left at this price

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

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 12-626-5 Max Area camshaft is a solid flat tappet performance camshaft designed specifically for Chevrolet small block V8 engines. This camshaft features aggressive 248/256 duration specifications that deliver excellent mid-range to top-end power for street/strip applications.

Key Features:

  • Solid flat tappet design for maximum performance and durability
  • 248° intake / 256° exhaust advertised duration
  • Max Area grind profile optimizes valve area for improved airflow
  • Engineered for Chevrolet small block engines (262-400 cubic inches)
  • Ideal for applications with aftermarket cylinder heads and intake manifolds
  • Best suited for engines with 9.5:1 or higher compression ratio
  • Requires performance valve springs and solid lifters (sold separately)

This camshaft is designed for enthusiasts seeking aggressive throttle response and strong top-end horsepower. The solid flat tappet design provides precise valve control and excellent durability in high-RPM applications. Professional installation and proper break-in procedures are recommended for optimal performance and longevity.

Products specifications

Fits

GMC G2500 1979-95, Yukon 1992-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-86, 1988-95, Jimmy 1970-91, C3500 1979-86, 1988-95, K2500 Suburban 1979-86, 1992-95, K3500 1979-86, 1988-95, C15/C1500 Pickup 1967-74 + 234 more models

Grind Number

275MAS-6

Lifter Type

Solid Flat Tappet

Exhaust Valve Lift

0.51

Intake Valve Lift

0.51

Intake Duration at .050 Inch Lift

248

Basic Operating RPM Range

3500-7,000

Camshaft Material

Cast Iron

Camshaft Series

Max Area

Cam Type

Solid Flat Tappet

Usage

OEM

Assembly Lubricant Included

Yes

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

275

Camshaft Gear Attachment

3-Bolt

Advertised Exhaust Duration

283

LOBE SEPARATION

106

Engine Family

Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)

Exhaust Duration at .050 inch Lift

256

AMAZON ASIN

B000P593YO

Autoplicity had the lowest price by far and shipping was very fast (ordered Wednesday evening, arrived Saturday morning). I will definitely order from Autoplicity again!

So far so good

Very pleasant order over the phone. Gentleman was smart, cheerful and helpful.

Just what you want from a merchant but don't expect; fast, courteous service and attention to the details of your order. I'm a happy consumer. Thank you, Autoplicity. I'll be back.

Autoplicity cares about there customers. I ordered a flash programmer and got to the last page and never got a confirmation of the order. I used the website chat and talked to somebody about it right away. So I ordered again and got a conformation. But both went though. Autoplicity called me next day a.m. to see if I made a mistake. Thanks for letting me know and correcting to one order. Saved me from shipping back a product I dind't need.

Good products with low prices. Easy website and pament options.

Share icon
Return Policy
Returns are easy at THMotorsports

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