Z31 300zx high ram adapter Add plenum:No, just lower adapter design based on low rpm

design based on low rpm torque and packaging requirements than all out power and looks

and hardware

do not purchase unless i already have your core in hand

The starter DOES clears the oem oil pan turbo drains(photo)

the master cable needs to be adjusted to move slightly before the slave throttle or you will have idle rpm changes when pressing the throttle pedal but NO change in Throttle postion sensor and can result in poor low rpm performance

Z31 300zx high ram adapter Add plenum:No, just lower adapter design based on low rpmHigh ram adapter with oring and hardware. 2x 1 8" npt ports for brake booster vacuum boost Flat black anodized Does not clear oem distributor