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I was browsing for performance modifiers online and was looking at a JET performance module..just wondering if they are worth $200 or if it's even a noticeable increase...thanks
From what the men here already told me, it won't be worth it. The Inline six doesn't do well with "preformance chips". You would do much better with a K&N cold air intake and some headers.
Just my two cents!
Edit; You should probably know I've already looked DEEP into preformance chips for my engine, in hopes of getting a relativel cheap way of boosting Hp and Trq. After talking to other guys (including those on this forum) I've decided it was a waste of money, and a very smart friend of mine also said they wouldn't work for my 4.9. So for once, I know what I'm talking about. But don't take my word for it, other men here will know more.
i cant see what they would increse on these engines. your timing can be changed by hand, you can get bigger injectors from a 302, or atleast that use to be the big thing to do, i been awayt from a 300 for so long that i'm not positive whats best but i just cant see a chip making a bog difference on these. there more ment for the newer stuff that timing and stuff cant be adjusted quit as easily.
i cant see what they would increse on these engines your timing can be changed by hand,.
Base timing yes, timing advance no. That is controlled by the tables that the ECU program references, which can be overridden with a "chip" in the J3 test port.
you can get bigger injectors from a 302, or atleast that use to be the big thing to do, i been awayt from a 300 for so long that i'm not positive whats best but i just cant see a chip making a bog difference on these. there more ment for the newer stuff that timing and stuff cant be adjusted quit as easily.
Yes you can change from 14# to 19# injectors. But...to keep the computer happy you have to backoff the fuel pressure, effectively a very small change.
If you have/can crack the tables addresses that your program is using a lot of things can be changed to support performance. The main problem is that those that have the skills have not done this in support of the I6/300.
the "off the shelf" chips mostly just change timing advance maps which is why the "require" higher octane fuel. Cookie cutter chips are usually a bad idea.
When I talked to the guy from Weber he told me that they have an EFI system. What all parts intended for carb use can be used with EFI? Looking for all the help I can find.
All valve train and rotating assembly are physically interchangible. Headers are readily available from most of the manufactures.
The limiting factor in an EFI performance build is not the physical parts, it's the computer. See my comments above on the subject as well as being extensively covered in several other topics.
Not trying to talk you out of anything, just addressing the comment about not finding performance parts.
Again, what have been looking for and not finding? What's your performance goal?
The valvetrain parts are not interchangeable between the EFI and carb engines. The carbs use a traditional stud mounted rocker, but some of the later ones might have used the EFI style pedestals. You can convert the EFI to carb style, but th original configurations are not interchangeable.
I'm just trying to pull more power because it's going to be a fun truck because it won't pass emissions. The man I talked to from Weber said the EFI system comes with a new ECU that can be easily programmed.