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View Full Version : 350 Rocket + trans swap



Epro
04-28-2007, 09:30 AM
http://halifax.kijiji.ca/c-cars-vehicles-parts-accessories-1974-350-rocket-with-78-350-turbo-tans-W0QQAdIdZ12283929

Since I need a new transmission anyway, I'm thinking about going... all the way:worship:

...rallyred
04-28-2007, 09:52 AM
so you are going to swap in an engine that gets half the mileage and puts maybe 130 hp to the wheels?

Merlin
04-28-2007, 10:50 AM
carburator engine? are you fucking serious!!!

Epro
04-28-2007, 11:47 AM
so you are going to swap in an engine that gets half the mileage and puts maybe 130 hp to the wheels?

I was thinking it made around 250-260 horsepower?:thinking:

...rallyred
04-28-2007, 11:53 AM
that is the old gross horsepower rating system (flywheel hp with no accessories), and we are talking a 30 year old engine. it's not what it used to be.

Brady
04-28-2007, 12:24 PM
You could probably score an LT1 for near the same price.

Epro
04-28-2007, 12:33 PM
You could probably score an LT1 for near the same price.

Not in my area you can't:rofl:

Grimm
04-28-2007, 10:49 PM
Wow, that engine will be shit. A mid 70's v8? That'll be like 150hp tops. I would never swap one into a v6 f-body. It would be a total nightmare to get working correctly.

Why bother swapping a carb'd motor into a fuel injected car?

Why swap in a motor with even less HP than your current motor?

How will you get fueling system from a high pressure fuel injection system to work on a low pressure carb'd motor?

How will you make the trans fit?

What will you do for gauges?

How will you clear the distributor?

Have you done any planning on that at all?

Epro
04-29-2007, 07:09 AM
Wow, that engine will be shit. A mid 70's v8? That'll be like 150hp tops. I would never swap one into a v6 f-body. It would be a total nightmare to get working correctly.

Why bother swapping a carb'd motor into a fuel injected car?

Why swap in a motor with even less HP than your current motor?

How will you get fueling system from a high pressure fuel injection system to work on a low pressure carb'd motor?

How will you make the trans fit?

What will you do for gauges?

How will you clear the distributor?

Have you done any planning on that at all?

The thread was this planning, and by reviewing all the things you just posted, I think I changed my mind!:umm: :worship: :rofl:

Merlin
04-29-2007, 11:12 AM
yea find an lt1 in your area or orderone form tran am creations and go that route. it would be alot cheaper than swappin in a dinasour carbed 70's POS

Tpunk
04-30-2007, 01:05 PM
Yeah an LT1 with a distributor instead of the optispark is a pretty reliable engine. I'm pretty sure everything is there to convert to the distributor so it should be pretty easy. Couple that with a T56 and you are good to go.

*EDIT*

better option http://www.lingenfelter.com/store/bai-ltcc.html

lubsvitek
05-01-2007, 09:12 PM
have you ever driven a 70's car with a 350?

Tpunk
05-01-2007, 09:19 PM
I have, and I know my v6 can take them (if they are mid 70's or later).

lubsvitek
05-01-2007, 09:20 PM
I have, and I know my v6 can take them (if they are mid 70's or later).

This was a question towards epro

Tpunk
05-01-2007, 09:25 PM
I know I was just making a statement :P

lubsvitek
05-01-2007, 11:45 PM
Yeh, probably not a good idea. I mean........its actually a horrible idea when you think about it.


BTW A friend of mine has a 84 2 door cutlass and ran a high 18 trapping in the mid 70's.

blackbetty3.8
05-02-2007, 04:21 AM
i have a 400 sb i will sell you its alot better than that pos.

Epro
05-02-2007, 09:55 PM
have you ever driven a 70's car with a 350?

By the sounds of it, I don't think I want to.:rofl:

I figured a 350 rocket would be a powerful engine, being a 350 and all...

Wikipedia said this engine made 130 horsepower some years:umm: WTF did they put Rocket in the name of the engine then?:rofl:

Tpunk
05-02-2007, 10:52 PM
To make people think it was fast maybe?

lubsvitek
05-03-2007, 12:03 AM
I'm pretty sure olds was using the name rocket since the mid 50's as a trademark. 350's were used in cars from the 60's till today and there is such a huge variety you can't put them all in the same category. They have a huge ammount of aftermarket parts, yes, but that also doesn't mean you can just take one, order some parts from jegs and shoot off to the moon.

blackbetty3.8
05-03-2007, 08:57 AM
350s where in an okay stock HP in the mid 60's-71 range for chevy and buick. But then once 72 hit things changed and the power went down like an sob. And not only that but 350s where used in trucks more than cars it seemed like. so sometime you will get a 350 with tq out the ass but lil hp. Then if you get a car motor it is ussally the same hp to tq. And i think rocket was used by only olds, thats why they have rocket in front of the 350.

Epro
05-03-2007, 12:07 PM
I'm pretty sure olds was using the name rocket since the mid 50's as a trademark. 350's were used in cars from the 60's till today and there is such a huge variety you can't put them all in the same category. They have a huge ammount of aftermarket parts, yes, but that also doesn't mean you can just take one, order some parts from jegs and shoot off to the moon.

Wikipedia says the horsepower ranged from 160-320:rofl: :rofl:

GoldstreaK65
05-04-2007, 05:04 PM
Yeah definitly put a built lt1 in it...... a built 1970 corvette lt1 hahaha if any of you have ever driven in one then you know where its at.

Tpunk
05-04-2007, 05:16 PM
It's at the 1970 LS6 or an L88, get it right :P

GoldstreaK65
05-05-2007, 07:17 PM
F--- it, how about a 69 ZL 1 now whose right ;), got the manifold by the way thanks a million!

rhino2104
05-05-2007, 07:35 PM
F--- it, how about a 69 ZL 1 now whose right ;),

I want one for my truck :drool: Someday....

Turningfast
06-04-2007, 01:11 AM
Screw those old engines, they suck. Out of the ones listed the ZL1 is the only one I have not beat on ( I used to work at a corvette place that did restorations and performance work on all years). The only old engine that impressed me was in a 1969 corvette Motion car that was an ls7 454. That car was bad for what it was. It was a 69 427 trade in car in 70 or 71 and motion chevrolet (one of the dealers that did copo work, such as the ZL1) put a LS7 in it that made a claimed 530 hp or something. It came from the dealer with a line lock and overdrive unit, like a gear vendors OD,and a timing control in the passenger compartment, amongst other things that were crazy for the early 70's. It had 5.33 gears in it I think, so the OD was needed. When I worked on it in 01 or 02 or whatever it still had the inspection sticker from the early 70's (72 or 73 mabey) on it and sat in a parking garage in philly for years, lots of years. I think it went to the BJ auction but not sure.

dougsgtp
06-04-2007, 01:24 AM
I'm pretty sure olds was using the name rocket since the mid 50's as a trademark. 350's were used in cars from the 60's till today and there is such a huge variety you can't put them all in the same category. They have a huge ammount of aftermarket parts, yes, but that also doesn't mean you can just take one, order some parts from jegs and shoot off to the moon.

until 1977 buick, olds, pontiac and chevy all had different versions of the 350, its a little harder to score performance parts for the buick and olds, but they are out there.

The buick and olds version had I believe a larger bore and smaller stroke, to make them a little more torquier.

The pontiac version was in the grouping from 326-455, where parts from any of those motors could be used on any motor, they had two different blocks, but external parts could/can be swapped from any motor to another.

Merlin
06-04-2007, 09:59 AM
rise dead thread, rise...

Tpunk
06-04-2007, 12:56 PM
rise dead thread, rise...

:rofl:

Epro
06-04-2007, 06:06 PM
rise dead thread, rise...

WTF?:rofl:

dougsgtp
06-04-2007, 07:05 PM
Screw those old engines, they suck. Out of the ones listed the ZL1 is the only one I have not beat on ( I used to work at a corvette place that did restorations and performance work on all years). The only old engine that impressed me was in a 1969 corvette Motion car that was an ls7 454. That car was bad for what it was. It was a 69 427 trade in car in 70 or 71 and motion chevrolet (one of the dealers that did copo work, such as the ZL1) put a LS7 in it that made a claimed 530 hp or something. It came from the dealer with a line lock and overdrive unit, like a gear vendors OD,and a timing control in the passenger compartment, amongst other things that were crazy for the early 70's. It had 5.33 gears in it I think, so the OD was needed. When I worked on it in 01 or 02 or whatever it still had the inspection sticker from the early 70's (72 or 73 mabey) on it and sat in a parking garage in philly for years, lots of years. I think it went to the BJ auction but not sure.


You talkin about the new LS7? The only big bad 454 was the LS6 and that was only in a 71 chevelle

...rallyred
06-04-2007, 07:30 PM
neg

the biggest baddest 454 was the LS6, but the strongest year was '70. there are rumors that a badder version called the LS7 existed, but they are only rumors, guys talking about how their LS6 was looser than the next guy's LS6. you know how that shit goes.