not related to a camaro,but it is a chevy question none the less.where can i find head,block numbers for a 2003 silverado z-71.i know the number,was wanting to look it up and see what the specs of the heads are

 

i found the number(706),but it only tells me that the head is a 5.3 aluminum.i want to know valve size ,combustion chamber size ect and that was on mortec.com

 

edit: you're welcome

Stock 5.3 Heads
Chamber 61.15 cc----0.100--0.200--0.300-- 0.400--0.500---0.550---0.600
Intake 200 cc----------63 ---128----179-----210----218----221-----226
Exhaust 70 cc----------54 -- 93 ----121----145-----163----168----174
Valve Diameter Intake 1.89"
Valve Diameter Exhaust 1.55"
Part Number 12559852
12561706

from http://www.camaross.com/forums/showthread.php?t=410492

 

your a good fella, i appreciate it

 

what can i say,
just helpin out a fellow camaro owner.
looks like bumblebee from transformers [sm=icon_rock.gif]= sick!