s14 speedo problem can anyone help?

[royb]

I have a 1995 240sx ka24de engine the tranny went on it so i used a ka24de transmission off of a older 240sx 93 but now my speedo isnt wroking properly the speedo is off when im driving on the highway it says im going 200km (maxed out) but really im only going about 85 - 90km/h and then it cuts off and i cant go any faster any one knwo the problem?

[8Nismo9]

the speed sensor in the tranny in s13 are different then s14.you need to use a s14 speed sensor and it will work fine

[projectblak]

^^^ correct

[kaking]

s14 speedo and you'll be good to go. Had to swap mine when i did my SR swap

[royb]

okkay thanks guys and have another question what transmission can be used for a rb25det

[fliprayzin240sx]

RB25 and RB20...