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COMP Cams K12-240-4 Xtreme Marine Camshaft K-Kit for Chevy Small Block

(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

K12-240-4
6 reviews
Sale Price

$655.95

Estimated ship date Thursday, November 19

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Product Details

The COMP Cams K12-240-4 Xtreme Marine K-Kit delivers a complete camshaft upgrade solution specifically engineered for Chevrolet Small Block marine applications. This hydraulic flat tappet camshaft features 226° intake and 236° exhaust duration, providing enhanced low-end torque and improved throttle response ideal for marine environments where reliability and performance are critical.

Complete K-Kit Includes:

  • Xtreme Marine hydraulic flat tappet camshaft with marine-specific profile
  • Hydraulic lifters designed for marine duty
  • High-performance valve springs for proper valve control
  • Valve spring retainers and locks
  • Valve stem seals for oil control
  • Timing chain set for precise cam timing
  • Assembly lube for proper break-in
  • Installation instructions and COMP Cams decals

The Xtreme Marine series is specifically designed to handle the unique demands of marine applications, including extended periods at sustained high RPM, corrosive salt water environments, and the need for reliable low-end power. This K-Kit provides everything needed for a professional camshaft installation in one convenient package, eliminating the guesswork of component matching and ensuring all parts work together for optimal performance and durability.

Key Specifications: 226° intake duration, 236° exhaust duration, hydraulic flat tappet design, compatible with Chevrolet Small Block engines in marine applications.

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

Basic Operating RPM Range

1,600-5,800

Cam Type

Hydraulic Flat Tappet

Intake Valve Lift

0.48

Exhaust Valve Lift

0.489

Camshaft Material

Cast Iron

Kit Type

K-Kit - Complete Kit

Camshaft Series

Xtreme Marine

AMAZON ASIN

B001GF10CA

Assembly Lubricant Included

Yes

LOBE SEPARATION

112

Lifter Type

Hydraulic Flat Tappet

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

271

Camshaft Gear Attachment

3-Bolt

Exhaust Duration at .050 inch Lift

236

Lifters Included

Yes

Usage

Marine

Advertised Exhaust Duration

286

Valve Springs Included

Yes

Intake Duration at .050 Inch Lift

226

Engine Family

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

ive beentrying to find these everywhere if they truly fit you will get a great review from me

Great being able to log in and pay through Amazon, a company I already know and trust. That's cool.

was unable to pay with paypal

Great service. fast shiping!

So far so good. Quick and easy.

I couldn't find this part anywhere! That's until I found Autoplicity! Thanks Guys!

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