Thread: Heads for 3.1
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Old 02-12-2010, 09:15 AM   #3
MrPbody
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Re: Heads for 3.1
One must be on guard to be sure you get the SAME heads. The casting number is the surest way. Rocker arm changes were made through the evolution of the engine and earlier stuff will NOT "fit".

FWIW

Jim
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