Difference between 291 and 840 heads
02-14-2006, 09:04 PM
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Difference between 291 and 840 heads
Is there a difference? A friend has one of each and says he's going to put them on the same motor???? They do look the same but what's with the different casting numbers?
02-15-2006, 02:52 PM
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Couldn't tell so I put them up for sale no reserve.
