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496 HO - bulletproof upgrades
Who has upgraded his Merc 496 HO with reliable parts and with a good result in performance
how much MPH did You gain in your boat Dyno Numbers are nice , but the best tests are onwater |
Re: 496 HO - bulletproof upgrades
Do a search on RAYLAR or go to raylarengine.com. Ray has the only meaningful aftermarket upgrades for naturally aspirated. Otherwise, its a Procharger or Whipple.
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