bobsp16 said:you can tell the different between the 4/5 speed boxes cus the 5 speed is bigger.and for the ratio on the top of the gearbox where the clutch cable holder bolts to if you wirebrush the flat face you should have some number ,take no notice of the 5 or 6 digits is the end to ie
S5.4 speed only pre 85 had 3.5 diff.....this is for best top speed very rare now
S5.4 speed only after 85 had 3.8 diff
S5 5 speed all had 4.0 diff....this for pickup found on early 1.0 collets
S4 5 speed 1.2 88 on had 3.8
hope this helps
bobsp16 said:you can tell the different between the 4/5 speed boxes cus the 5 speed is bigger.and for the ratio on the top of the gearbox where the clutch cable holder bolts to if you wirebrush the flat face you should have some number ,take no notice of the 5 or 6 digits is the end to ie
S5.4 speed only pre 85 had 3.5 diff.....this is for best top speed very rare now
S5.4 speed only after 85 had 3.8 diff
S5 5 speed all had 4.0 diff....this for pickup found on early 1.0 collets
S4 5 speed 1.2 88 on had 3.8
hope this helps
bobsp16 said:yes you let that one go that would be the best for pickup,i do have one if anybodys interested