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Old 12-26-2012, 08:49 PM   #19
Tx Firefighter
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Join Date: Jun 2003
Location: Azle, Texas
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Re: 1963 230 L6 harmonic balancer question

Quote:
Originally Posted by factorystock View Post
Not according to the LMC link. There is a different part # for the 230 and 250 pullies.THis can very well be the reason for a wobbling pulley on a 230.
They do interchange, but the 230 has a single belt groove and the 250 has two belt grooves. Other than having an unused groove, functionally they swap.
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