b&m fuel pressure regulator with guage
 

b&m CommandFlo Adjustable fuel pressure regulator with guage

regulator already modified with honda fuel regulator body

no need to take risk of cutting your own regulator. plug and play

These B&M Command Flo fuel pressure modifiers allow the fuel flow rate to be modified so you can tune your air/fuel ratio, and are ideal for use with free-flowing intakes and exhaust systems. They feature a bolt-on adjustable modifier for stock fuel regulators, a CNC-machined 6061-T6 billet aluminum case, and they allow pressure adjustments from 25 to 60 psi. - $80 for both

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