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Mod | | | Forums66 Topics128,023 Posts1,055,370 Members48,420 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: Dec 2008 Posts: 1,922 'Bolter | | 'Bolter Joined: Dec 2008 Posts: 1,922 | I've been trying to make sense of the process of separating the rod weight into reciprocating and rotating bits, with no luck.
Obviously, the bottom rotates with the rod journal, but technically the rod cap and lower bearing half are moving the other way. The pin eye is (almost) pure reciprocating weight, but why is the dividing line between reciprocating and rotating weight located at the center of gravity? | | |
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