OK for use good stock springs
Duration 282 degrees (approx.) @ .020" - valve lift .390" - L.L. .348 - L.C. 100in 102ex
Timing 41btc/61abc (in); 63bbc/39atc (ex) - .010" lash
NOTE: It is highly recommended that tappets be resurfaced prior to installing new cams.
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