Sensor Question (and the usefulness of cam sensors)

[Jon Davis]

clayb wrote:

> That said, I've found that cam triggering of ignition is definitely
> inferior, especially when a timing chain is involved. With a distributor
> firing my turbo 454, timing would bounce at least 5 degrees, while the
> distributorless ignition stays rock steady.

You must have had a bad timing chain or something... was it one of those GMs
with the phenolic gear on the cam? I have a DOHC 4 with a optical pickup on
the cam and a mile long single-row timing chain and I have never seen any
ignition bounce.

Jon Davis


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