ROCKER ARMS >> 1.6 OR 1.7 ...HOW DO I IDENTIFY?

I HAVE A SET OF ROLLER ROCKER ARMS THAT ARE MARKED CRANE CAMS/FORD F3ZE-6529 AB ...AND I WAS CURIOUS IF THEY WERE THE 1.6 OR 1.7 RATIO? THANKS FOR ANY HELP,.

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my everyday street racer:
'91 gt, 357", track heat heads, victor efi upper/lower, custom comp cams retro roller, nitrous works 260 hp 2-stage plate, 3800 10" no2 converter, holley digital ignition, bbk/edelbrock 75 mm throttly body, homebuilt c-4 (...a big thanks to gregaust) 4.10 gear.



<font size=-1>[ This Message was edited by: rj on 11/14/02 9:54am ]</font>

'Er, are you SURE about that part #?. Ford rocker arms are P/N....-6564-.... You might want to call Crane's tech line and ask them.
[addsig]

yep, i'm certian on the part numbers..there casted in the rocker. the rocker looks like the crane cams energizer piece. i will give crane a call today. thanks.
[addsig]