Engine Kits

SB Chevy Extreme Energy Retro Fit Camshaft
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SB Chevy Extreme Energy Retro Fit Camshaft



Part #: CL12-422-8
List Price: $1,341.98
Our Price: $670.99
You Save: $670.99

Availability: In Stock



SB Chevy Extreme Energy Retro Fit Camshaft CL Kit# CL12-422-8. HYDRAULIC ROLLER: High performance application. Largest with stock converter, noticeable idle.

Advertised Duration

Duration @ 0.050

Valve Lift
W/1.5 Rocker

Lobe Sep.
Angle

RPM
Operating
Range

Int.

Exh.

Int.

Exh.

Int.

Exh.

 

 

270

276

218

224

.495

.502

110º

1600 - 5400

 

TYPICAL CL-KITS INCLUDE
COMP Camshaft
Matched Lifters
Cam Installation Lubricant
Complete Installation Instructions
Official Contingency Decals

Advertised Duration 270 int./276 exh.
Advertised Exhaust Duration 276
Advertised Intake Duration 270
Assembly Lubricant Included Yes
Basic Operating RPM Range 1,600-5,400
Brand COMP Cams
Cam Style Hydraulic roller tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 218 int./224 exh.
Exhaust Duration at 050 inch Lift 224
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.502 in.
Gaskets Included No
Grind Number CS XR270HR-10
Intake Duration at 050 inch Lift 218
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.495 in.
Lifter Style Hydraulic roller
Lifters Included Yes
Lobe Separation (degrees) 110
Locks Included No
Notes Requires thrust button and wear plate.
Part Type Camshaft and Lifter Kits
Product Line COMP Cams Xtreme Energy Retro-Fit Cam and Lifter Kits
Pushrods Included No
Quantity Sold as a kit.
Retainers Included No
Rocker Arms Included No
Timing Chain and Gears Included No
Valve Lift with Factory Rocker Arm Ratio 0.495 int./0.502 exh. lift
Valve Springs Included No
Valve Stem Seal Set Included No