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  1. J

    radiator issues

    I presume this rad is factory stock as it has 66k on the clock and looks the part.
  2. J

    radiator issues

    I have a 99 miata with a calsonic japan radiator. is the core aluminum or copper/brass based. thought Id ask before scratch test. I ask this , for the obvious coolant , type question. thanks in advance.
  3. J

    Sythetic Oil

    I challange you all to examine the difference from Chevron Delo 40 15w-40 ( ignore the weight ratings) Chevron takes crude oil & shortens the HC chains (today) to a perfect lubricating oil. THis is synthetic oil. legally or other wise. It was Hydro Cracked to a perfect base. ( no excess...
  4. J

    Miata 1999 caliper piston , material type.

    I have Miata 1999 4wheel disks as we all know. need to know caliper piston , material type. Stock OEM calipers are they Stainless steel SST (nickel-steel) or Plain steel. ( the kind that rust) or chrome plated steel. I heard a rumor that they were SST. or has someone , anyone ever removed...
  5. J

    How To : Replace Front Caliper Dust and Piston Seals

    piston installs I have a 99 Miata , and wonder if the pistons (oem stock) are Stainless (nickle steel) or just plain steel (rusting)? does anyone know.??? I am doing a major rebuild and would replace pistons if rusted. but would rather just order them in advance. If they are SST I would not...
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