Does the distributor on GM's 502 Ramjet HEI distributor "talk to" the ecm, or does it merely take instructions? This setup is most often seen on 502 auto crate engines, but it may be in marine applications.
Does the distributor on GM's 502 Ramjet HEI distributor "talk to" the ecm, or does it merely take instructions? This setup is most often seen on 502 auto crate engines, but it may be in marine applications.
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