compression ratio

Discussion in 'Other Hondas' started by ayub45, Aug 31, 2018.


  1. ayub45

    ayub45 New Member

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    hi all i was looking at 500hp forums for an ek4 and i was curious to know what the best compression ratio is for a b18c4 on the forum the indervidual said that he would not go over a 10-1 or 9-1 on a 500hp motor can someone please if you can inform me on the best cr for daily and track use
     

  2. Vtec6000

    Vtec6000 Super Moderator Staff Member Donator

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    A higher static compression will yield more HP per PSI of boost than the lower CR engine. If you are in the UK and plan to use the likes of Shell V power(99 octane) then for sure build the motor to 10.0:1 CR.
     

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