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COMP Cams Camshaft Kit CB Nx298HR-13

SKU: CCAK11-414-8

Camshaft Kits

CCA Camshaft Kits...

COMP Cams Camshaft Kit CB Nx298HR-13

SKU: CCAK11-414-8

Camshaft Kits

CCA Camshaft Kits...

A$3,444.95
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

K-KIT - Complete Kit Includes: Camshaft, Lifters, Valve Springs, Retainers, Valve Locks, Valve Stem Seals, Timing Chain Set, Assembly Lube (in flat tappet applications), Decals and Instructions.

Product Overview

COMP Cams offers complete component-matched valve train kits that deliver unbeatable performance, durability and ease of installation. All cam kits are fully tested and manufactured to the strictest standards. Each kit’s components were specifically chosen as the best performance match for that particular camshaft so that you can reap the benefits of a perfectly matched “Power Engineered System.” *K-Kit - Complete Kit Includes* * Camshaft * Lifters * Valve Springs * Retainers * Valve Locks * Valve Stem Seals * Assembly Lube * Decals * Instructions

Product Details

Advertised Exhaust Duration:310
Advertised Intake Duration:298
Amazon ASIN:B001GETCX0
Assembly Lubricant Included:No
Basic Operating RPM Range:2,400-6,500
C.A.R.B. E.O. Number:N/A
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.
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. Exemption Reason:N/A
California Proposition 65:WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Cam Type:Hydraulic Roller
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Austempered Ductile Iron
Camshaft Series:Nitrous HP
Description:Nitrous HP 242/254 Hydraulic Roller Cam K-Kit for Chevrolet Big Block 396-454
Engine Family:Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
Exhaust Duration @ .050 in.:254
Exhaust Duration at .050 inch Lift:254
Exhaust Duration:310
Exhaust Valve Lift(in):0.575
Exhaust Valve Lift:0.575
Gaskets Included:No
Intake Duration @ .050 in.:242
Intake Duration at .050 Inch Lift:242
Intake Duration:298
Intake Valve Lift(in):0.566
Intake Valve Lift:0.566
Kit Type:K-Kit - Complete Kit
Lifter Type:Hydraulic Roller
Lifters Included:Yes
Lobe Separation:113
Part Number:ccaK11-414-8
RPM Range:2000-9000
Title:Nitrous HP 242/254 Hydraulic Roller Cam K-Kit for Chevrolet Big Block 396-454
Usage:Street/Strip
Valve Springs Included:Yes

Application Summary

Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

Part Type

Engine Camshaft Kit

Data: v4.2 - Upd: 2026-10-13 17:41:08

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
K11-414-8
Product Attributes - Part Type
Camshaft Kits
Product Attributes - Product Line
COMP Cams Nitrous HP Cam and Lifter Kits
Product Attributes - UPC
036584081579
Product Attributes - Cam Style
Hydraulic roller, Retro-fit
Product Attributes - Basic Operating RPM Range
2,400-6,500
Product Attributes - Camshaft Use
Street/Strip
Product Attributes - Intake Duration at 050 inch Lift
242
Product Attributes - Exhaust Duration at 050 inch Lift
254
Product Attributes - Duration at 050 inch Lift
242 int./254 exh.
Product Attributes - Advertised Intake Duration
298
Product Attributes - Advertised Exhaust Duration
310
Product Attributes - Advertised Duration
298 int./310 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.566 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.575 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.566 int./0.575 exh.
Product Attributes - Lobe Separation (degrees)
113
Product Attributes - Grind Number
NX298HR
Product Attributes - Computer-Controlled Compatible
No
Product Attributes - Lifters Included
Yes
Product Attributes - Lifter Style
Hydraulic roller
Product Attributes - Valve Springs Included
Yes
Product Attributes - Outside Diameter of Outer Spring (in.)
1.509 in.
Product Attributes - Retainers Included
Yes
Product Attributes - Locks Included
Yes
Product Attributes - Valve Stem Seals Included
Yes
Product Attributes - Timing Chain and Gears Included
Yes
Product Attributes - Timing Chain Style
Double roller
Product Attributes - Assembly Lubricant Included
No
Product Attributes - Pushrods Included
Yes
Product Attributes - Rocker Arms Included
No
Product Attributes - Gaskets Included
No
Product Attributes - Valve Springs Required
No
Product Attributes - Quantity
Sold as a kit.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU ccaK11-414-8
SFX Item ID 4123646
Supplier Item Code 4123646
Manufacturer SKU K11-414-8
Manufacturer UPC 36584081579
Alternative References c10, s10, Nx298HR-13

Compatibility

Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

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