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jcommin jcommin is offline
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Join Date: Oct 2006
Location: Chicago, IL
Posts: 6,805
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Quote:
Originally Posted by tcar View Post
Cross plane cranks need counterweights.

Flat plane cranks don't have counterweights.

Ford uses a harmonic balancer to smooth out the vibes.
Going back to my college days in the early 70's, I remember learning that the inline six is naturally balanced. 8 cylinder engines , straight or v designed are not - they need external balancers.
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Jim

1983 944n/a
2003 Mercedes CLK 500 - totaled. Sanwiched on the Kennedy Expressway
Old 02-03-2017, 12:29 PM
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