if your wanting boost id say gsr because b20 have ight but slimmer cylinder walls and doesnt rev as high as id like it to. i have b20b block b16 milled head arp head studs and arp rod bolts and still dont wanna bring that bitch past 7.
if your wanting boost id say gsr because b20 have ight but slimmer cylinder walls and doesnt rev as high as id like it to. i have b20b block b16 milled head arp head studs and arp rod bolts and still dont wanna bring that bitch past 7.