hello from portugal(nissan terrano ka24e)

Forum for the Xterra, Frontier and Hardbody, the smaller workhorses of the Nissan lineup!
andrecorreia
Posts: 4
Joined: Thu Apr 16, 2009 3:45 am

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Hello!! I´m from Portugal and I found this forum while searching on google. My car is a 1995 nissan terrano with a ka24e that i want go for turbo.

here it is;)

this car will be for 4x4 and baja and it have the engine block broken so i have some questions to you guys;)

I whant to put a turbo but i don´t whant to change the engine internals, i'm thinking in put a t3 turbo, intercooler, oil cooler and big injectors, would the stock internal be good( I whant a reliable motor. how much hp should i get whit this setup?Another question can i sold the engine block(I found the piece that has broken) I will post the engine pictures soon.This project will be a little slow because i´m building a toyota starlet kp61 for hillclimbing and my funds goes for him

sorry for the bad inglish thanks.


seang
Posts: 2026
Joined: Tue Dec 16, 2008 8:09 pm
Car: Ford Fiesta ST
Location: Michigan

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I like the short wheelbase. It probably has a tight turning radius. So you want to turbo it? How many miles are already on the engine?

andrecorreia
Posts: 4
Joined: Thu Apr 16, 2009 3:45 am

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Yes i want to turbo it but today i made a inspection to the block and i will have to buy a new one. The jeep has 160000km

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Big-Bird
Posts: 684
Joined: Thu Aug 03, 2006 4:41 pm
Car: 2000 Xterra on 'Roids & 2004 Quest SL

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That is one sweet little ride. I wonder if the Nissan designers got some design points from this model when they built the Xterra? I certainly notice lots of similarities.

The KA24E in your little 'jeep' is a strong engine and is very similar to the engine used in the 240's of which many end up getting turbos installed. The compression on a stock KA24 runs somwhere around '9 to 1' and is low enough that a turbo upgrade should not cause engine failure when you accelerate hard. You will need to source some parts from a stock turboed 240 (Thats a KA24DET). The head, intake and exhaust manfifolds, fuel injector assembly and related wiring harnesses.

As for your damaged engine. Talk to a local machine shop an see if it can be rebuilt and tell them you plan on adding a turbo. They might be able to reinforce things for you so the engine will be more reliable.

How much boost are you going to run? That needs to be factored in when you get the engine rebuilt. A lower compression ratio will allow you to run a higher boost. Do some math and research this stuff before you committ.Another option is to put pistons from a bigger engine in the block.

You might be able to make this thing a 2.5L by using pistons from a V6. That would give you lots of lowend torque and maybe even some decent topend.

Keep us posted on your developments, we like stuff from across the pond!


andrecorreia
Posts: 4
Joined: Thu Apr 16, 2009 3:45 am

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Big-Bird thanks for the post i'm thinking to put around 1 bar, but with your post you give me a new idea. I will bought a new engine from the scrapyard but i don't now what engine will fit in my gearbox. would ka24de fit, and about the ecu should be easy to change? thanks

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steveOd21
Posts: 23
Joined: Tue Nov 25, 2008 10:02 am
Car: 94 nissan D21 2.4 5sp base

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pistons from a 6cyl? do thoes fit in w/o machining?

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Big-Bird
Posts: 684
Joined: Thu Aug 03, 2006 4:41 pm
Car: 2000 Xterra on 'Roids & 2004 Quest SL

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To address 2 things:

ITEM 1 for Steve:

Engine machining is implied given the topic I was tackling. I have seen it done on many different engines, for example:

Mitsubishi Colt circa 1976 with a 2.0 L engine was machined to accept pistons from a small block cadilac V8. The engine was turned into a 2.4L and was pushing close to 200 horse. Stock power for that Mitsu engine is around 70-80 HP. The motor was dropped into a rally car that still runs today in Western Canada.

You can take the Nissan VG33 and take pistons from the Infinity VQ45 V8 and turn the VG into a real bear of an engine. You get a true 3.4L displacement and about 20-30 extra poines and 30-40 pounds of torque. All you modify is the displacement and the compression ratio. The VG's connecting rods will actually fit the VQ pistons with very little machining. You just need to clearance the piston tops for the valve movement at Top Dead Center (TDC).

ITEM 2) is for Pablo: NOTE: Get us some shots of the engine from above and below. Don't forget to take some pics of the gearbox from below and tell us if it's a manual or automatic.

The final word on if the KA24E and KA24DE engine bolt patterns are the same....well to be honest you're the first one who has posted that type of Nissan on here so I can't be sure if the KA24DE block will bolt up to your gear box or not.....I am about 80% sure that it does. The biggest difference between the KA24E and KA24DE is on the top half of the engine and I know for a fact that KA24E and KA24DE heads are interchangeable but the DE version is more desirable. If you already have the 'new to you' engine from the salvage yard why not tear it down and find out what fits and what doesn't. There is always a risk that the bolt patterns for the gear box might be different. You gotta check it out.


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