Thread: Unknown engine
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Matt Monson Matt Monson is online now
gearhead
 
Join Date: Nov 2007
Location: Loverland, CO
Posts: 23,668
The case casting numbers would narrow it down for you. Wouldn't tell you actual displacement as built but would tell you how it started. Should be a 7R if it is for a 74.
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Old 02-09-2016, 05:39 AM
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