Another what is stamp mean thread
April 11th, 2024, 06:14 PM
#2
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Location: New Castle De
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GM is for Genral Motors The other end of the head has the letter or number on it, that identifies it as big or small block and aproximate year used. The same casting is used on both sides of the motor. Letters indentify big block, heads. Numbers for small block
Last edited by jmcghee; April 11th, 2024 at 06:32 PM.
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