B16, B18, B20
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By Dubcity-EG
#87616 go with b18b if you are planning on boosting it, its cheaper than a b18c and has lower compression.
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By Dubcity-EG
#87618 oh i forgot to add, best site i have found is http://www.hmotorsonline.com/ thats where i am ordering from and about everyone on Hondatech told me to buy from there, they have good warranty's and great customer service.