I remember reading it somewhere once. I believe one of them was in the .80 range and the other in the .90 range.
EDIT: this thread says the S4 is a 0.86 a/r and the S5 is 1.00 a/r, not sure how accurate that may be though.
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-Ted
-1986 Mazda RX7 Sport [DD/beater]: engine finally let go at 205k. parts car status.
-1986 Mazda RX7 base [resto-mod project]: S5 n/a swap in progress.
Last edited by need RX7; 02-20-2010 at 10:06 PM.
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