Hey does anybody know when GM switched from a left side dipstick to the righthand side on the older engines??? How about how to identify V-8 cid. by numbers??
Grummet,
02 Z-71 5.3
03 Trailblazer
84 Z-28 5.7, flat top pistons,Performer cam/intake,pacesettter headers Accel ign.,2100rpm stall converter..............
97 S-10 Blazer 4.3 4x4 with solid axles and 8 inches of lift, not finished yet.




I found THIS SITE that has a good list of casting numbers.
Darcy
Washington State
2006 Silverado 2500HD LT3 4X4 CC SB Duramax LBZ
Tuff Country 6" lift, 35" Toyo M/T's on 20" Ultra Peacemaker wheels, Quadzilla Stealth2 programmer, Diamond Eye 5" cat-back exhaust, factory Special order color Yellow.
is this a loose motor or in a vehicle, you can try to use the vin if its in a car may not be original motor tho, what i did was use the casting numbers off a block i thought was a 400sm and found out it was a 350sm out of a early 80's pickup.
I just googled the casting numbers and found it
2003 Z71 Silverado LS
Access roll up cover
Bed Rails
Billet Grill insert
Bed Rug
CB with PA system
Waiting to be installed
Two 8in RF HX2 punch( would have 12s but they got stolen)
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