"this is a roller cam, dont see where you have to do nothing but put it in."

Part Number 12-705-8
__Engine 1955-1998 Chevrolet
262ci-400ci
8cyl.
Grind Number CS 300A-R10
Description

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Intake Exhaust
Valve Adjustment 0.02 0.02
Gross Valve Lift 0.575 0.575
Duration At 0.015 Tappet Lift 300 300

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Valve Timing At 0.015
Open Close
Intake 44 76
Exhaust 84 36

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These Specs Are For The Cam Installed At 106 Intake CL
Intake Exhaust
Duration At 0.05 255 255
Lobe Lift 0.3833 0.3833
Lobe Separation 110

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Recommended Valve Springs 977-16