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Forum: Pontiac - Street 04-16-2023, 04:14 PM
Replies: 83
Views: 6,979
Posted By TCSGTO
Not being able to get the idle speed down when...

Not being able to get the idle speed down when warm could be 1 of 3 things
1-Secondary throttle plates open too far
2-Initial timing too far advanced or too much vac advance if hooked directly to...
Forum: Pontiac - Street 02-12-2023, 01:36 PM
Replies: 92
Views: 6,108
Posted By mgarblik
Just rebuilt an HEI for a Pontiac road racer. ...

Just rebuilt an HEI for a Pontiac road racer. The Pick-up coil was in terrible shape so needed to replace it. It was a Standard Ignition piece. Had their markings on the spool. The replacement I...
Forum: Pontiac - Street 08-13-2022, 10:38 AM
Replies: 22
Views: 4,082
Posted By 78w72
might be too late now with everything assembled &...

might be too late now with everything assembled & this isnt for cleaning, but what i do & have posted about before for aluminum parts including heads, is to use high heat engine paint clear in a...
Forum: Pontiac - Street 07-16-2022, 11:02 AM
Replies: 12
Views: 1,044
Posted By 25stevem
Keep in mind that vacuum is effected to a large...

Keep in mind that vacuum is effected to a large degree also by the size of the chamber and overall intake runner volume.

Because of this two motors of the same CID and running the same cam can’t...
Forum: Performance Parts For Sale/Wanted 08-05-2021, 09:25 PM
Replies: 10
Views: 2,537
Posted By 68hotbird
heads

try Randy Repp at high-performance injuns
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