How much HP and how many ft lbs can a stock IRS handle?
Mercutio SCCoA Member Apr 11, 2010 #2 Auto or manual? 5-speeds (like Chris K's car) can be harder on the half shafts than the autos, at least from what I've seen.
Auto or manual? 5-speeds (like Chris K's car) can be harder on the half shafts than the autos, at least from what I've seen.
K k_schutte Registered User Apr 11, 2010 #3 this is probably no help to you but since you said "an IRS" instead of "a supercoupe IRS"... the IRS in my FC RX7 has held up great to over 500RWHP...
this is probably no help to you but since you said "an IRS" instead of "a supercoupe IRS"... the IRS in my FC RX7 has held up great to over 500RWHP...