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COMP Cams Part # CCAK12-552-4

COMP Cams Camshaft Kit CS Nx256H-13 - K12-552-4

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Set of 16 Single Springs w/ 1.254" O.D., 1.254" I.D., 1.700" Installed Height

Application: Fits Chevrolet GEN 1 Small Blocks including the 262, 265, 267, 283, 302, 305, 307, 327

Application: 350 and 400. Does not fit LT1/LT4

Application: or factory roller Small Blocks built from 1985 and newer. GM gradually added roller camshafts to 305's and 350's from the mid 80's forward. Camaros/Firebirds/Corvettes received the roller cams early

Application: but many trucks and SUV's had flat tappet cams until the mid 90's. Remove the intake or timing cover to confirm whether the block is a factory roller or flat tappet. Does not fit the LS1, LS2

Application: LS3 or any LS-based 4. 8, 5. 3, 5. 7

Application: 6. 0 and 6. 2. 1955-1957 Chevrolet 265 engines require a groove on the 5th cam journal for oiling. Contact us for more information.

Works well in near stock engines with up to 125 hp nitrous kits.

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.

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

  • Camshaft Series: Nitrous HP
  • Usage: Street/Strip
  • Intake Valve Lift: 0.434 in.
  • Exhaust Valve Lift: 0.464 in.
  • Basic Operating RPM Range: 1,200-5,600 RPM
  • Lobe Separation: 113°
  • Intake Duration at .050 Inch Lift: 212°
  • Exhaust Duration at .050 inch Lift: 222°
  • Advertised Intake Duration: 256°
  • Advertised Exhaust Duration: 268°
  • Camshaft Gear Attachment: 3-Bolt
  • Camshaft Material: Cast Iron
  • Engine Family: Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
  • Lifter Type: Hydraulic Flat Tappet
  • Lifters Included: Yes
  • Assembly Lubricant Included: Yes
  • Valve Springs Included: Yes

Free U.S. standard shipping on qualifying orders $199+. Special order and made-to-order items can't be cancelled or refunded once ordered.

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