Brand New Mazda Miata Mx-5 NA/NB 5 Speed Dogbox Racing Transmission GF-5R Long for Sale

Price: $8,975

This item has been shown 3712 times.

5 Speed Miata Racing Dog Box For All 1990-2005 Mazda Miata or Any vehicle that uses a 1.6 or 1.8 Miata BP Engine or any Honda K-Series Motors (With K-Miata Adapter Plate). You will be able to Upshift and Downshift without the clutch with this transmission! Ratios have been optimized for the Miata and are as follows:

1st: 3.824

2nd: 2.319

3rd: 1.728

4th: 1.250

5th: 1 to 1

It is Very Easy to change Ratios in this transmission and the options are almost endless.

Rated well in Excess of 900RWHP and Torque. Pretty Much any ratios are available and its a 100% plug and play fitto the engine. Utilizes the factory NB Miata 6 Speed Bell Housing and utilizes factory OEM NA and NB Miata Input Shaft Specs thus allowing use of any OEM or OEM Fitment Clutch Disk, Pressure Plate, Throw-out Bearing, Clutch Slave and etc.... Shifter Lands in the OEM Location. To Install this, you will need to modify your driveshaft or make a custom driveshaft, make a transmission cross member and if you are using OEM Rear end you will need a PPF Delete Kit of which K-Miata and other vendors sell. Depending on what type of exhaust you run, You may also need a custom downpipe. Some trimming of the transmission tunnel where the shifter goes may also be required.

Many Custom Ratios Available


32 spline Bearing output

Long Shifter

32 Spline T400 Yoke Hardened to adapt to your driveshaft or to utilize on a custom driveshaft

If you have any questions or need anything please do not hesitate to contact us.Call/Text Anytime Seven O Two Five O Five One One One 0 or Send an email to Sales At MiataPartsSource Dot Com

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We have just about everything one would need for their Miata from mild to wild. We are also Autocross / Road Race and High Performance specialists and are able to advise you on the best way to go about reaching whatever your goals are with your Miata. Please don't hesitate to visit our website MiataPartsSource Dot Com or Call/Text Anytime Seven O Two Five O Five One One One O or Send an email to Sales At MiataPartsSource Dot Com with any questions you may have.

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