18 VS 23 spline

[wesgriffiths]

I have over 500 passes on a stock 23 spline. Car has caltrac rear suspension 10.5 slicks and I drop the clutch at 5000rpm every time,never had an issue with the trans only driveshaft and the 8 3/4. Now it have a chromoly shaft and a dana

 

[j par]

Well i just voted for 18 spline, I would prefer 18 but I can afford a 23 and it's working fine.