red top vrs black top which is better in swap in 92 240sX

[slaw50]

Daunttless ,WHICH WOULD BE MORE ADVANTAGEUS TO DROP IN MY 92 240 SX i'M GOING TO CONVERT TO STWABERRY CONVERSHION ON THE BODY , AND I was trying to figure out where to go towards red top or black top is the black top for awd or what I figured I WOULD ASK AN EXPERT as you are also where is you shop is it on the east coast or west I travel for the dept of the navy I would rather have a shop like you have do the work anyhow let me know Steve Lawrence in New Market nh:ylsuper