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View Full Version : What motor would you choose? To put in a Z car.


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Super Bleeder!!
01-25-2009, 10:07 PM
Hell no dont stay away from a chevy v8! If there is one thing gm can do its build a good v8.

The vh45 would be unique, but thats about it. It may be a great engine (as well as the 1UZ) but the amount of support in this country is lacking for those engines. Whereas with the gm engines there are thousands of people out there that know everything about them. Plus if you wanted to mod it, which of course you will, you get to pick from millions of low priced domestic parts.

4g63tcrazy
01-25-2009, 10:27 PM
Do you actually have any information, or a logical reason for that statment, or have you just seen F&F one too many times?

I wont waste my breath explaining it to you.. But I guess these guys watch too much F&F too..:deadhorse:

besides being one of the best designed engines in the world, capable of good numbers and good spool time, I also thought the 2jz was a bit on the lighter end..for being a 6-cyl.

I say 2JZGTE + massive single.

MustGoFaster
01-25-2009, 10:57 PM
I'd definitely go for the LS motor over the LQ if your concerned about weight and handling.

Math time: If an LS would get you a 51/49 and an LQ is only 100lbs heavier (and all of the extra weight goes on the front axle only), on a 2800 lb (now 2900 with an LQ) car that gets you to 51.7/48.3. Not as good, but if it gets you the power you want for a lot less coin, it's not that big of a sacrifice.

Even the almighty handling god know as the EVO is way worse than that at 60/40 or there abouts depending on the model.

You can definitely feel the difference from a balanced car to and unbalanced car. Conquests are near 50/50 stock and getting in my Grand Am after that, even taking corners at a moderate pace (clover leafs in particular) you could just feel the front left was really loaded up.

I'd defiantly say no to ANY motor that doesn't have a good after market for it. It will be big bucks (or lots of work) for small gains, and in the end a mildly built LS/LQ would probably still make more power. There is no replacement for displacement. You can make up the difference with boost, until the guy with more displacement adds boost too.

I'd go for an LS2 if I was doing it, they handle boost ok, but I'd probably just do a head/cam package and be happy with a nice reliable 400whp car.

BMW S52 if you going to do a I6. But an LS would be cheaper and make more power.

carlvr4
01-25-2009, 11:03 PM
^True that.

Carl do you have any more infomation on it? Cost?
Apparently the motor is pretty wide it would be a tight squeeze.

Not doubted teh badassery of the VH, just the cost and size of me wallet.
we bought an entire donor car (q45) and an entire second engine for about 1k lol. but yes, it is a rather wide engine and was a bit of a chore to fit into an s13.

Hell no dont stay away from a chevy v8! If there is one thing gm can do its build a good v8.

The vh45 would be unique, but thats about it. It may be a great engine (as well as the 1UZ) but the amount of support in this country is lacking for those engines. Whereas with the gm engines there are thousands of people out there that know everything about them. Plus if you wanted to mod it, which of course you will, you get to pick from millions of low priced domestic parts.

that is probably the major set-back, due to it's uniqueness and general lack of support it may be hard to go super crazy with it. on the other hand, most piston/rod manufacturers can custom make you stuff for relatively decent costs (JE is making me custom pistons for $640 including hardware) - probably be based off other nissan parts (vq30det has the same bore I believe)

Goat Blower
01-25-2009, 11:33 PM
Isn't the Nissan engine aluminum? If that's the case, then you need to compare the Corvette LS motor, which is quite a bit more than the iron block versions. It's about the uniqueness and keeping the family bloodline.

Super Bleeder!!
01-25-2009, 11:36 PM
Isn't the Nissan engine aluminum? If that's the case, then you need to compare the Corvette LS motor, which is quite a bit more than the iron block versions. It's about the uniqueness and keeping the family bloodline.

The F-bodies got the aluminum LS1 as well, so they arent really $$$.

A//// Guy
01-25-2009, 11:46 PM
Ill throw out another option. E39 M5 V8 :)

FattyBoomBatty
01-25-2009, 11:49 PM
I wouldn't go chevy v8 simply for the fact that everyone else has done it.

I changed my mind, you need a v12 in that thing with 4 turbos.

JET
01-26-2009, 12:08 AM
BMW S52 if you going to do a I6. But an LS would be cheaper and make more power.

Do you mean S54? They are nice for NA, but definately go LS series. I also vote for the LS2 if you can swing it, they are bad ass. If you are getting a new engine the LS3 is basically the same price and even more bad ass (.040" overbore of an LS2 with better heads). My next toy car will be motivated by a boosted LSx engine, probably a LS3. The LS stuff has so much support and they make power so easily, it is hard not to go that route. Yeah, lots of people do it, but there is a reason for it!

xveganxcowboyx
01-26-2009, 12:15 AM
Ill throw out another option. E39 M5 V8 :)

There is the easy 400 ponies in a light(ish) package. Have fun finding a low mileage one for any kind of reasonable money.

Lots of great engines in the world, but it's really hard to beat LSx for simplicity, affordability, reliability and aftermarket support.