Vg30et
#1
Vg30et
Wassup, i give up on my vg30e engine because it doesn't have the power I need, even with a whole bunch of mods. And basically there is no way I can get a ve30e engine in my 92 gxe. I am hearing about a VG30ET engine that comes turbo and I heard 1 person did it, Matt. I am just trying to figure out how hard is the swap because those engines come 230hp stock, and they are from the 89 nissan cedric, a jdm car of course. I want some serious power for my 3rd gen and I wanna know what kind of mods I will need to make the swap work. I am up for all suggestions and info. I mean, the damn engines basically look exactly alike, so just what would make the swap work.Thanks
#4
i found out the engine actually comes out of the gloria (i'm not sure if they came in the cedric or not but i know they didn't come in the cima like i was previously told). the engine pushes around 215 hp due to the euro cam that comes in it, which is an upgrade to the usdm Z engine.
to get it in the maxima you'll need to either relocate the turbo or have a custom motor mount made since the turbo is right where the motor mount needs to go on the maxima.
you also need to take off of the maxima engine and put on the new engine the:
a/c
alternator
a/c and alternator bracket
water pump
the water passage way that is under the intake manifold
crank pulley
any of the adjuster pulleys
the oil pan
motor mounts
valve covers (good idea since the oil cap is on the back of the engine and since the vg30et is a rwd setup it'd be harder to put oil in)
distributor (if you want to swap the distributor you have to swap the front valve cover) i swapped the distributor because i wasn't sure if i'd be able to find the cap and rotor that came on the jdm vg30et. i'm not sure if they used the Z cap and rotor or not.
once you get the engine you'll see exactly what needs to be swapped. its pretty quick and easy when both engines are out.
it'd be a good idea to swap the sensor out also since i'm not sure if they use the same ecu on the jdm vg30et (i'm almost positive they do though) however most importers cut just about any wire they see so most likely the wires to the sensors on the vg30et will be cut.
you'll need a fuel management system whether it be a jwt ecu upgrade, apexi s-afc, greddy e-manage, etc. its up to you which route you want to go for that.
if you relocate the turbo it'd be best if you moved the battery to the trunk for some more room in the engine bay.
you need to get a hole drilled in the maxima's oil pan and have a little tube welded in for the oil return line from the turbo. you want this to be relatively high so no oil pools right where the drain line is.
for the oil feed line i took the stock oil feed line to the turbo and got some bendable steel brake line from autozone and connected it to the stock feed line then ran it up to where the turbo is. if you relocate the turbo you want to make sure you turn the center section around to where when the turbo is mounted the oil return line is pointing straight down. this just ensures that the oil will drain back to the oil pan.
you'll need to find some wire wrap so you can wrap up the wires on the left side (driver's side) of the intake manifold since there will now be a crossover pipe running there.
that's all i can think of now. if you want to check out what i did you can go to http://members.cardomain.com/mtcookson i have some pictures of my swap on there and a little writeup on one of the pages.
to get it in the maxima you'll need to either relocate the turbo or have a custom motor mount made since the turbo is right where the motor mount needs to go on the maxima.
you also need to take off of the maxima engine and put on the new engine the:
a/c
alternator
a/c and alternator bracket
water pump
the water passage way that is under the intake manifold
crank pulley
any of the adjuster pulleys
the oil pan
motor mounts
valve covers (good idea since the oil cap is on the back of the engine and since the vg30et is a rwd setup it'd be harder to put oil in)
distributor (if you want to swap the distributor you have to swap the front valve cover) i swapped the distributor because i wasn't sure if i'd be able to find the cap and rotor that came on the jdm vg30et. i'm not sure if they used the Z cap and rotor or not.
once you get the engine you'll see exactly what needs to be swapped. its pretty quick and easy when both engines are out.
it'd be a good idea to swap the sensor out also since i'm not sure if they use the same ecu on the jdm vg30et (i'm almost positive they do though) however most importers cut just about any wire they see so most likely the wires to the sensors on the vg30et will be cut.
you'll need a fuel management system whether it be a jwt ecu upgrade, apexi s-afc, greddy e-manage, etc. its up to you which route you want to go for that.
if you relocate the turbo it'd be best if you moved the battery to the trunk for some more room in the engine bay.
you need to get a hole drilled in the maxima's oil pan and have a little tube welded in for the oil return line from the turbo. you want this to be relatively high so no oil pools right where the drain line is.
for the oil feed line i took the stock oil feed line to the turbo and got some bendable steel brake line from autozone and connected it to the stock feed line then ran it up to where the turbo is. if you relocate the turbo you want to make sure you turn the center section around to where when the turbo is mounted the oil return line is pointing straight down. this just ensures that the oil will drain back to the oil pan.
you'll need to find some wire wrap so you can wrap up the wires on the left side (driver's side) of the intake manifold since there will now be a crossover pipe running there.
that's all i can think of now. if you want to check out what i did you can go to http://members.cardomain.com/mtcookson i have some pictures of my swap on there and a little writeup on one of the pages.
#5
or turbo your VG. 9:1 isnt too high for streetable power. All you get with a VGT is lower compression, bigger injectors and cams in addition to the turbo and manifolds. Getting your ECu reprog'd to match bigger injectors is key, and costs about $500 from JWT. You can make good power on an NA VG in decent condition.
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