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  1. K

    7.4 info request

    The '96' and later 454/L29s are typically very good at what they were designed for. That said, past use and maintenance are the true factor in longevity and reliability, as previous posts have stated. The timing chain/sprockets typically are a 150,000mile inspection item. The fuel injectors...
  2. K

    My 97 3/4 ton 454... anything else i need or should do ?

    I would consider a lower temperature thermostat, perhaps @190*or so.
  3. K

    Best over the counter oil for 1994 stock 350 tbi flat tappet

    As far as I know, no "over the counter oils, conventional or synthetic, contain 'zink' which is the oil additive that would help protect the lobes and lifters of your flat tappet cam. The best solution is to use the oil you prefer and add a 'zink additive'. ZINC OIL ADDITIVE 2 oz. BOTTLE ZINC...
  4. K

    $3,000 budget, advice?

    I just finished a project similar to what you are planning. I began with a '95' 3500 dually, 454TBI, 480Le, 4.10. I kept the original heads but added a Speedmaster Midrise dual-plane intake, Summit K1300 cam & lifters, summit true-roller timing chain, 190deg. thermostat, a Holly TBI adapter...
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