hey im putting an sr20det into my ke30 , i am shaving off the external fuel inlet and removing old fuel tank , new aluminium one is in the post and i have a walbro 550hp pump , if i drop mount the fuel cell will i need a surge tank? and if i do need or get a surge tank what pump should i use between fuel tank and surge tank? my target horse power is around 300-350, if you could help or post links to a newzealand site that sells the pump im looking for that would be great