ZL-1 CAM SPECS??? Anyone know??

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**iluv69s** · #1 04-13-2008, 06:12 AM

Does anyone know the specs on the factory ZL-1 Cam?? and how about the markings in the end of the cam?? thanks yenko.net

Run to Rund · #2 04-15-2008, 08:25 AM

from Chevrolet Power catalog, 6th ed.
3959180 flat mechanical, lash I .024, E .026", opening I 52 BTC, close 95 ABC; opening E 94 BBC, close 59 ATC. crank duration at lash point, 327, 333 deg. At .010 tappet lift, 296, 304 deg. At .050 lift, 262, 273 deg. Lift with 1.5 rocker .556 I, .594" E. 110 deg lobe center, intake CL 106 ATDC. Overlap at 0 and .010" tappet lift, 111 and 81 deg. "Good 427, 454 racing cam, as used in ZL-427 Engine."

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