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Drivetrain (Cooper S) MINI Cooper S (R56) intakes, exhausts, pulleys, headers, throttle bodies, and any other modifications to the Cooper S drivetrain.

Drivetrain R55/56 Horsepower on non CSS block??

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  #26  
Old 04-15-2021, 04:29 PM
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oldbrokenwind
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Originally Posted by Andrewsolis83
Should I go with NGK 1 step colder or 2 step colder plugs for 300whp? Do yall have the PN?
the last thing I need to replace is the in tank fuel pump, any recommendations?
Here's a link to one of NGK's "2-step colder" plugs for the N14 --- https://www.ngk.com/ngk-4962-r2556b-9-racing-plug For 1-step colder use NGK1422. Shop around for best pricing.

Here's a copy of NGK's Heat Range article ---



 
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  #27  
Old 04-15-2021, 04:32 PM
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Andrewsolis83
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Originally Posted by oldbrokenwind
Here's a link to one of NGK's "2-step colder" plugs for the N14 --- https://www.ngk.com/ngk-4962-r2556b-9-racing-plug For 1-step colder use NGK1422. Shop around for best pricing.

Here's a copy of NGK's Heat Range article ---


You are awesome!! Thank you!
 
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