For Dan’s Transmission Service 10 Jefferson Place Fort Walton Beach FL .. See the AUTO TRANS DIAGNOSIS – F4A33, W4A32 & W4A Getting ready for my winter project of rebuilding an F4A First I need one. Found a few JDM units with part #: F4A33K1UPQ Are there any. Transmission Model Number F4A Applications, Specifications, Dimensions, Ratios.

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At The Right Price”. Certified Transmission has partnered with leading automotive repair specialists located throughout the continental United States that sell and install our top-quality remanufactured trwnsmission. Tbh man F4z33 would just get usdm transmission and not worry about it being different I’ve never dissembled a jdm trans So I can’t help you there my fsm doesn’t even cover or even mention trajsmission jdm transmission Why go jdm if you don’t mind me asking?

Morrison Fabrications is making a low profile shift selector and shifter cable bracket for the automatic transmissions. Most anyone that does drivetrain rebuilding specific to these cars know how to do it right. Hransmission doing this mod it will minimize shift binding and is less abusive to rear clutch splines.

If the drive gears break, it tends to explode the case and make a gigantic, dangerous, and expensive mess. Transmission gear ratios are not all the same for the automatics. If your looking for a cheaper option like on RockAuto then you need to get a filter that has two inlets like whats circled in the images.

Also it prolongs the performance and the longevity of the transmission. The gears should also be shot peened, Kiggly has TRE do this. One of them is removing 2 of the. If you’re in the low 1. Only concern might be final drive ratio there were transmjssion two so I’ve been told for the F4A Now you know what the code means the next question is usually what transmission do i have or what transmission do i need to look for?

This is to determine which gear set the transmission has so you can identify the trans as well as which tansmission case you need to have.


transmission [W4A33]

These are also something you should do to help prolong performance and reliability in the transmission. This is also a JB Designs product and it acts as a locker when you need trahsmission to but will unlock when cornering. Posted by Freudie1Oct 22, You can download that pdf on the Downloads page.

You can also replace it all with a Quaife. There are 3 options for front clutch kits.

I’m going to disassemble the trans this weekend and compare to the FSM. These prolong your transmission by increasing pressures and using different springs and balls in the valve body to firm the shifts up.

If anything happens to the diff gear then its going to also take out your transfer gears and the transmission. Certified Transmission offers the following resource for those interested tarnsmission knowing vehicle applications for the remanufactured F4A transmission.

You also want no weld splatter because those can come off in the transmissiom and go through it. This gives more room for intercooler piping, moving the assembly as far down and away as possible.

F4A33 Transmission Differences?

The aftermarket parts consist of the pictured Kiggly Racing Diff Saddle. Anything quicker than this starts needing pressures cranked up higher.

G4a33 22, 2. So it will not work in a 1G transmission. I’ve been looking into doing an auto F4A33 in my red rocket Colt project, so I have done recent research on the subject, so far from what I have read, you can’t use the 2G trans in a 1G, I think I recall reading something about the axles being different [not sure on this but thats what I read], but I know for a fact that the wire connectors on the outside of the trans are also different on the 2G, so you’d have to add new wire connectors, and possibly a different neutral safety switch If you are upgrading the brakes to hold the car back then that is a good indicator that you need billet straight cut transfer gears as its guaranteed that it will break the OEM transfer gears sooner tranmsission later.

Combining a focus on remanufacturing transmissions that are of the highest quality and maintaining an unsurpassed level of customer service, Certified Transmission has repeatedly achieved national recognition by winning various prestigious awards normally not related to the automotive industry.


A trans with a 5-friction front clutch and translab shift kit with the pressures cranked will live down into the high 8’s or so. If you are rebuilding your Transmission and have not done a shift kit then you should. Here is a great video on transmission pump tips from John Import Performance Transmissions.

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As a byproduct of reducing noise it heavily promoted deflection. Just remove the front diff cover by removing the 10mm bolts on the rear of the transmission on the backside of the case, rotate and count teeth. Page Tools Old revisions Backlinks Back to top. Here is what the code means.

Dodge Eagle Hyundai Mitsubishi Plymouth. The last option is the weld the diff. This works very effectively but you also will have drivetrain bindup issues when trying to turn. The next option is a Quaife center diff.

F4A33 & W4A33 Transmission Information

If your transmission has stock gears but it whines like it has straight cut gears then your transfer gears are cracked. Yes, my password is: Except where otherwise noted, content on this wiki is licensed under the following license: There are some additional mods that Kiggly Racing has brought to light.

When shifted at full line pressure, a stock trans will live a decent life down into the 10’s. More info about this can be found here. Everything else on this transmission looks identical. This option like the Quaife Front Diff is more geared towards street, autocross, and road coarse duty. Certified Transmission offers the Certi-Care Evaluation to help diagnose even the most complicated problems for customers’ vehicles.

To view applications begin by selecting the vehicle manufacturer listed below.