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noisey hyd ftcam

  1. clatering valve after engine runs 10miles

    Performance
    Hello , i am stumped as to why my valve train gets real noisy after 10-15 miles of driving .i have a fairly mild combo with 10:1 comp ported 461X heads on a 350. the cam is also mild hyd flat tappet 225/[email protected] and .465 /in .488ex lift with 1.5 rockers the springs are good to .550 and have...
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