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Author Topic: lastest on new spark plugs  (Read 829 times)

FASTFREDDIE

  • FAST FREDDIE A.K.A. THUNDERROAD
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lastest on new spark plugs
« on: March 06, 2010, 11:29:55 AM »
  a test in  street thunder mag march 10 :afto2:  ac delco rapid fire , accel silver tip autolite platinum bosch platinnum +4 ,+2  champion double platinum denso double platinum , e3 diamond fire , ngk g-power ,ngk laser platinum .pulstar pluse fire  # was ngk g power at 6000 rmp gave 421 hp   :first: all the rest were down by 5 to 10 hp  but here,s the kickef  bosch mystery plug gave 20 hp higher than the ngk  it was the old type aircraft plug with the 6 or 4  side mounted  eclrodes a a flush center one   looks like a hole with a pin in it... in the fiftys & 60,s this were sold as give better mileage and hp  never needed changing... most thought it was snake oil but were found to be aircarft plugs  now there back again :meeting: :bow1: :king:
LETS GO CRUISING!!!!