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89-17 5.9L/6.7L Cummins Colt Cams Stage 4 "Big Stick" Camshaft

89-17 5.9L/6.7L Cummins Colt Cams Stage 4 "Big Stick" Camshaft

From Colt Cams Colt Cams


 

$649.00

CCSTAGE4
+

The Colt Cams Stage 4 "Big Stick" Cummins Camshaft gives your 1989-2017 Dodge 5.9L/6.7L Cummins the same great driveability, mid-range torque, horsepower, and bottom end as the Stage 3, but with a larger exhaust profile to give you the max flow on large singles or compounds. This camshaft is designed as a drop-in that is good up to 4400 RPM. 

Features: 

  • Drop-In Camshaft
  • Good Up To 4400 RPM
  • Great For Large Singles & Compound Turbos
  • Duration @ .050 - INT. 181 Degrees, Cam Lift 0.280, Lobe Sep. 107.5
  • Duration @ .050 -EXH. 218 Degrees, Cam Lift 0.323
  • Installation Notes:
  • Follow Cummins installation instructions, use adequate amounts of assembly lube. 
  • Retainer Torque - 44 ft-lbs. Use red Loctite. 
  • When using retainer on Common Rail, clearance is required. 
  • Always use new or re-crowned lifters. 
  • Big Stick cast billets require 2nd gen 24V lifters. Cummins Part# 3942565
  • If using Common Rail lifted with a larger head, make sure it clears the fuel pump lobe #5 on 12V engines. CR blocks should be okay but you should still check. If your gear is not pressed in all the way, the lifters could touch. 
  • Extra clearance may be required with aftermarket connecting rods. 
  • Drop-in cam is applicable in MOST cases, you MUST check clearances. Especially if a head has been planed, block decked, valve recessions..etc. Always check clearances before starting. 

Break-In Procedure:

  • Cam lube on all lobes, lifter faces, and oil pump gears. 
  • Oil all bearing journals and lifter barrels. 
  • Always turn the engine over by hand before starting, check for clearances and proper timing location.
  • Fire up to 1800-2000 RPM for 18-20 minutes. 

Zinc Additive: Most oil companies have taken out a percentage of additives that are meant for anti-scuffing for break-in on flat tappet cams. A zinc additive must be added to your oil before you fire up your engine for the first time. 

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