I have a 91 prelude si which i have made a race car out of it and i threw a rod i had the b21a1 in it and bought a b20a5 what is the diference and do i need to change any parts to make this conversion.
What can i do to the motor to add horsepower with only using stock honda parts because that is the rules
What can i do to the motor to add horsepower with only using stock honda parts because that is the rules
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