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$1,013.99
COMP Cams K11-445-8 Xtreme Marine Hyd. Roller Camshaft Kit, GM 396/454
COMP Cams K11-445-8 Xtreme Marine Hyd. Roller Camshaft Kit, GM 396/454

COMP Cams K11-445-8 Xtreme Marine Hyd. Roller Camshaft Kit, GM 396/454

396 Chevy Big Block V8, 402 Chevy Big Block V8, 427 Chevy Big Block V8, 454 Chevy Big Block V8

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COMP Cams K11-445-8 Xtreme Marine Hyd. Roller Camshaft Kit, GM 396/454
COMP Cams K11-445-8 Xtreme Marine Hyd. Roller Camshaft Kit, GM 396/454
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We estimate this item will ship on or before August 6th.
Part # 282K114458
$1,013.99
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Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 10 business days for COMP Cams to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.

Details

Camshaft Type:
Hydraulic Roller Tappet
Intake Duration:
270
Exhaust Duration:
278
RPM Range:
1600 to 5400
Lobe Separation:
112 °
Intake Duration @ .050" Lift:
218
Exhaust Duration @ .050" Lift:
224
GTIN Code:
036584040682
MFG. Part #:
K11-445-8
Grind Number:
XM270HR
Intake Valve Lift w/ Rocker Arm Ratio:
0.51"
Exhaust Valve Lift w/ Rocker Arm Ratio:
0.51"
Computer-Controlled Compatible:
No
Valve Springs Required:
No
Valve Spring Included:
Yes
Lifter Type:
Hydraulic Roller
Lifters Included:
Yes
Retainers Included:
Yes
Locks Included:
Yes
Valve Stem Seals Included:
Yes
Timing Chain and Gears Included:
Yes
Assembly Lubricant Included:
No
Pushrods Included:
Yes
Rocker Arms Included:
No
Gaskets Included:
No
Sold in Quantity:
Kit

Info

K11-445-8 - Camshaft Kit, CB XR270H-R12.

Chevrolet 396-454 c.i. 8 CYL. 1965-1996. Hydraulic Roller-Good for inboard/ outboard pleasure boats, has good idle. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.

  • Extremely wide powerband helps get boat on plane while making maximum horsepower
  • Work against exhaust systems with restrictive back pressure
  • Power enhancement helps maintain top-end speed for longer distances
  • Intended for applications where low idle speeds are required

Application

1967-90 Chevy 396-454
Some parts are not legal for use in California or other states with similar laws/regulations

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  • What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.
  • Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!
  • One of the most important parts of your racing operation is the engine. This article gives a detailed overview on how to maintain your engine to get the most out of it for as long as possible. Also learn some tips to prolong the life of your engine.
  • Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.

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