Quote:
Originally Posted by F ROCK
Respectfully, my 1971 owners manual says supplements not recommended.
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LoL. That's because roller lifters weren't introduced by GM until 1987. It was years after this that the oil companies started adjusting the standard oil formulations to delete the (no longer needed) zinc due to flat tappet camshaft vehicles leaving the segment.
You aren't going to find anything in that owners manual about hooking up an MP3 player either.
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77 Trans Am, 469 w/ported E-Heads via Kauffman, matched HSD intake, Butler Performance forged rotating assembly, Comp custom hyd roller, Q-jet, Art Carr 200 4R, 3.42s, 3 inch exhaust w/Doug's cutouts, D.U.I. Ignition. 7.40 in the 8th, 11.61@116.07 in the quarter...still tuning.
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