KPower BP Engine to BMW ZF 5-Speed Transmission Conversion Package for 1990-2005 Mazda Miata (NA NB) Select transmission bushing material::Poly (track) If you’re undecided if a

If you’re undecided if a K24Z3 swap or our original K24A2 swap is best suited to your goals

this engine has untapped potential

Our K24 86 Builder Package was created with the talented DIY enthusiast in mind

Make your swap shine with our own KPower fuel rail

It weighs about 14 lbs

KPower BP Engine to BMW ZF 5-Speed Transmission Conversion Package for 1990-2005 Mazda Miata (NA NB) Select transmission bushing material::Poly (track) If you’re undecided if aThis package adapts a BMW ZF 5 speed transmission to an NA or NB Miata with the original 1. 6L or 1. 8L engine. It's designed to provide customers with high horsepower turbocharged builds with a very stout transmission option. If you are interested in some additional KPower options, we offer a longer 5 speed transmission with our E30 Getrag 260 transmission package. We also offer our K or BP to BMW ZF 6 transmission option. New for 2025: Our new 3. 5"