The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

STOCKISH · 01-25-2010, 09:46 PM

Get the casting numbers off the back of the block just behind the driver side cylinder head. You can look up GM casting numbers at mortec.com

01-25-2010, 09:46 PM	#2
STOCKISH Formerly- 1972SuperCheyenne Join Date: Oct 2008 Location: Wake Forest NC Posts: 5,782	Re: how do i know which crate i have? Get the casting numbers off the back of the block just behind the driver side cylinder head. You can look up GM casting numbers at mortec.com __________________ --Josh My Build Thread:http://67-72chevytrucks.com/vboard/s...d.php?t=799218 A good crossthread is better than Loctite any day. Life is not about what you have, but who you have to share it with.