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Old 02-02-2018, 01:56 PM
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Default NA vs NB miata pt2

ALRIGHT. I'm back again and I'm sorry for asking a million questions but you guys always have good information to give me. regarding my last threads I am totally on board with buying a miata and going turbo. I currently want an NB with a 6 speed but I'm just not the difference is between a 5 speed and a 6 speed is and that is what is prohibiting me from narrowing down a goal/purchase on craigslist. Just to keep this short and simple I have two questions.

1) if I was to turbo a miata would I have better success using a 6 speed more expensive NB, or will a cheaper NA be better with a 5 speed?

2) if anyone in the tri state area is selling an NB for roughly 7k you should totally let me know.

thanks guys!
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Old 02-02-2018, 01:58 PM
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deleted your new thread and move the post here.

you can just keep all your dumb questions in here from now on, so we don't trash up the forum with them

or just learn to read and then go read the simplest easiest information there is to know about these cars. we don't coddle the lazy and ignorant

Last edited by 18psi; 02-02-2018 at 02:12 PM.
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Old 02-02-2018, 02:24 PM
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Originally Posted by Phalanx8
ALRIGHT. I'm back again and I'm sorry for asking a million questions but you guys always have good information to give me. regarding my last threads I am totally on board with buying a miata and going turbo. I currently want an NB with a 6 speed but I'm just not the difference is between a 5 speed and a 6 speed is and that is what is prohibiting me from narrowing down a goal/purchase on craigslist. Just to keep this short and simple I have two questions.

1) if I was to turbo a miata would I have better success using a 6 speed more expensive NB, or will a cheaper NA be better with a 5 speed?

2) if anyone in the tri state area is selling an NB for roughly 7k you should totally let me know.

thanks guys!
it makes no difference turboing a 5spd or 6spd. It's just the 6spd is stronger. 5spd blows at 250hp. 6spd can hold 300-350.

average Turbo build makes about 220-250hp. So a 5spd should be fine if you don't thrash on it. I'm at 250hp or so on my 5spd nb2 and haven't broken it yet. I do dial down the boost to 210hp or 11psi for track and autox.

for $7k you can buy a nicely setup Turbo car, na, nb or nb2. Just wait for a good one to show up here or craigslist.

just make sure it's setup with decent parts. Megasquirt, good manifold, turbo etc... none of that ebay turbo without stand alone ecu nonsense.
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Old 02-02-2018, 05:42 PM
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So lemme ask a question here. Do the 300 hp turbos blow up 5-speeds because the driver is slamming the pedal to the metal and bouncing off the revlimiter? That is, if the driver applies power reasonably and stays out of the red zone, can s/he reasonably expect a 5-speed to last?
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Old 02-02-2018, 06:05 PM
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Originally Posted by huesmann
So lemme ask a question here. Do the 300 hp turbos blow up 5-speeds because the driver is slamming the pedal to the metal and bouncing off the revlimiter? That is, if the driver applies power reasonably and stays out of the red zone, can s/he reasonably expect a 5-speed to last?
oh boy, bouncing of the rev limiter has nothing to do with blowing up transmissions. The gears inside can't handle the power and break.

like I said. For a turbo noob, you will NOT be making 300+ hp. It takes work to get to 300hp. Built engine, big turbo, good tuning skills, etc...

you will most likely end up with 220hp on a nice and reliable stock motor turbo setup, so you can go with a 5spd car no problem.

breaking 300hp is thousands of dollars in cost and skills over a nice 220hp setup. 90% of turbo miatas don't reach 300hp. Me included. I wrung my 2560 for all it could put out at 18psi and made 265hp.

don't focus on the numbers, 220hp in a miata is hella fun, it's double the stock hp.
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Old 02-02-2018, 07:10 PM
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Originally Posted by Lexzar
Will trade EFR NA for stock 01-02 miata
Uhhh... Someone take this guy up on that plz?

Originally Posted by borka
I owned all 3 generations and hands down my 02 nb2 is by far the best.

94 NA: pop up headlights, and older styling wasn't to my liking. Plus needs fender roll for 225 tires.

99 nb1 sport: good platform, chassy more flexible than nb2 and worse headlights.

02 nb2: my current and favorite miata. Vvt adds a nice torque boost, factory under bracing stiffens up the car nicely, good headlights and a bit nicer styling vs nb1.

in a perfect world I will have a red msm with a built Vvt swap and ms3. Basically all my mods in a red msm frame.
I have an nb1 with stock bracing and DIY billies. I recently drove a stock NB2. It felt way stiffer and the steering was 'tighter' too. Kinda threw me a bit tbh. I didn't expect that much of a difference.
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Old 02-02-2018, 07:42 PM
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Originally Posted by ridethecliche
Uhhh... Someone take this guy up on that plz?



I have an nb1 with stock bracing and DIY billies. I recently drove a stock NB2. It felt way stiffer and the steering was 'tighter' too. Kinda threw me a bit tbh. I didn't expect that much of a difference.
NB1 vs NB2 stiffness is very noticeable, my nb1 sport with bc racing coilovers rode well and comfortable, but you could feel the texture of the road with very small shakes in the car, its hard to describe, but you could feel the road surface imperfections in the car.
Now my nb2 with the same exact coilovers it glides on the road, no longer i feel the texture of the pavement, and the steering is tighter as well.
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Old 02-02-2018, 07:59 PM
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Originally Posted by borka
NB1 vs NB2 stiffness is very noticeable, my nb1 sport with bc racing coilovers rode well and comfortable, but you could feel the texture of the road with very small shakes in the car, its hard to describe, but you could feel the road surface imperfections in the car.
Now my nb2 with the same exact coilovers it glides on the road, no longer i feel the texture of the pavement, and the steering is tighter as well.
Do you know if the PS pump or steering ratio or something was different? I doubt that I'm going to swap over to an NB2 chassis, but I definitely wouldn't mind having that feel. I do have some plans to add some stuff to stiffen up the chassis a bit.
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Old 02-02-2018, 08:13 PM
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Get someone to count the number of steering wheel revolutions lock to lock (with no wheels mounted) if you want an easy way to tell if the ratios are different.
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Old 02-03-2018, 01:16 AM
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Originally Posted by 18psi
deleted your new thread and move the post here.

you can just keep all your dumb questions in here from now on, so we don't trash up the forum with them

or just learn to read and then go read the simplest easiest information there is to know about these cars. we don't coddle the lazy and ignorant
I'm new here and I'm simply just trying to learn and I have no idea how forums work. instead of being rude you could just show me how all of this works and how to go about it properly so I don't "trash up" your forum.
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Old 02-03-2018, 01:19 AM
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Originally Posted by borka
it makes no difference turboing a 5spd or 6spd. It's just the 6spd is stronger. 5spd blows at 250hp. 6spd can hold 300-350.

average Turbo build makes about 220-250hp. So a 5spd should be fine if you don't thrash on it. I'm at 250hp or so on my 5spd nb2 and haven't broken it yet. I do dial down the boost to 210hp or 11psi for track and autox.

for $7k you can buy a nicely setup Turbo car, na, nb or nb2. Just wait for a good one to show up here or craigslist.

just make sure it's setup with decent parts. Megasquirt, good manifold, turbo etc... none of that ebay turbo without stand alone ecu nonsense.
hey thanks for the good info man it helps a lot. I thought it was different between the gear boxes but I suppose not.
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Old 02-03-2018, 02:10 PM
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Originally Posted by Phalanx8
I'm new here and I'm simply just trying to learn and I have no idea how forums work. instead of being rude you could just show me how all of this works and how to go about it properly so I don't "trash up" your forum.
This should clear up any confusion:

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Old 02-03-2018, 03:20 PM
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Originally Posted by Phalanx8
I'm new here and I'm simply just trying to learn and I have no idea how forums work. instead of being rude you could just show me how all of this works and how to go about it properly so I don't "trash up" your forum.
I'm going real easy on you since it seems like you legitimately don't know how to internet forum. Welcome to the 21st century.

Please don't take this as an opportunity to be an entitled little crybaby princess. We're not gonna spoon feed you like you want, because that's the desire of every other special cupcake that comes in here clueless and thinking the world revolves around them and we're all here to hold their hand.

Do some reading, this place is jam-packed with information that will answer 99.99% of all of your questions, and then once you're caught up to at least basic knowledge/understanding, we can have an intelligent conversation and help you with your remaining questions
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Old 02-03-2018, 04:39 PM
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And try not to get bothered by us treating you like the fresh meat in prison, lol.
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Old 02-03-2018, 05:16 PM
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Originally Posted by ridethecliche
Do you know if the PS pump or steering ratio or something was different? I doubt that I'm going to swap over to an NB2 chassis, but I definitely wouldn't mind having that feel. I do have some plans to add some stuff to stiffen up the chassis a bit.
From here: Miata Suspension Interchange

All manual steering racks have 18:1 ratio, all power racks have 15:1 ratio.
NA manual racks have 2.80 turns lock to lock, NB manual racks have 2.65 turns lock to lock. NA power racks have 3.36 turns lock to lock, NB power racks have 3.17 turns lock to lock.
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Old 02-04-2018, 10:29 AM
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You've got the number of turns backwards, power racks have less turns to match their lower ratio.
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Old 02-04-2018, 11:55 AM
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Originally Posted by 18psi
I'm going real easy on you since it seems like you legitimately don't know how to internet forum. Welcome to the 21st century.

Please don't take this as an opportunity to be an entitled little crybaby princess. We're not gonna spoon feed you like you want, because that's the desire of every other special cupcake that comes in here clueless and thinking the world revolves around them and we're all here to hold their hand.

Do some reading, this place is jam-packed with information that will answer 99.99% of all of your questions, and then once you're caught up to at least basic knowledge/understanding, we can have an intelligent conversation and help you with your remaining questions
I could be a bit more informed I understand but I'm not being a cry baby little princess nor do I want to be spoonfed. this is a place that holds valuable information and I just wanna be informed because I like learning. I'm sorry man but you were just a bit rude.
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Old 02-04-2018, 12:05 PM
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He was very rude, and on purpose....... It's the method in which the forum is kept clean.

The reason for this is a lot of forums get stuck in a loop of continuously regurgitating the basics to the new guy and encouraging new posts for every little question just to be social. The problem with this is the forum never matures or moves forward, good info gets buried in "what xyz should I get" questions. This place is special in that the requirement is for the new guy to get up to speed quietly without clogging up the forum with basic questions and then join the conversation once they are knowledgeable. This gets taken as far as a sport to roast the new guy, it's harsh but a necessity in today's entitled society.
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Old 02-04-2018, 12:08 PM
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Originally Posted by Bronson M
You've got the number of turns backwards, power racks have less turns to match their lower ratio.
Damn internet....

Originally Posted by bahurd
NA manual racks have 2.80 3.36 turns lock to lock, NB manual racks have 2.65 3.17 turns lock to lock. NA power racks have 3.36 2.80 turns lock to lock, NB power racks have 3.17 2.65 turns lock to lock.
Better?
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Old 02-04-2018, 12:13 PM
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Perfect!
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