Thread: 401 in a mid 70s crew cab
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Old May 11th, 2016, 07:07 PM
bigblockv6 bigblockv6 is offline
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Default Re: 401 in a mid 70s crew cab
Quote:
Originally Posted by bigblockv6 View Post
Most are 6 bolt and later engines are 8 bolt, what year is the one you're getting?
The 401 like the 305 and 351 are all internally balanced so there is no weight needed on the flywheel or flexplate
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