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Thanks everyone! Now, any advice on where to hunt down 345 HEMI emblems, or a good place to have them made?

I dunno if he is a member here, but on the Charger side, Peno has some 345 Emblems on his car. You might want to PM him or check on ebay:smileup:
 
Wait there's more.

When converting L to CI, I always multiplied the L by 61.023 (a tech manual gave that conversion figure) to determine the CI displacement. In this case 5.7 X 61.023 = 347.831. This is the 347 number you heard about. However, car companies only advertize displacement to the 1/10 of a L, so the conversion won't be exact. Each 1/10 of a L also equals approximately 6 CI so when converting CI back to L then there is some wiggle room to describe the L displacement.

Of note are the old 5.0L engines produced by Olds, Chevy, and Ford. By CI they displaced 307, 305, and 302 CI respectively. Converting them to L by dividing by 61.023 they would more acurately displace 5.031L, 4.998L, and 4.949L. Ford's 302 probably should have been described as a 4.9L but Ford decided to round up (probably for marketing reasons).

Bottom line - I accept 345 as the correct CI displacement for Chrysler's 5.7L engine.
 
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