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| | | | Joined: Jan 2015 Posts: 125 Shop Shark | | Shop Shark Joined: Jan 2015 Posts: 125 | If your not running wipers or using this port for vacuum should it be plugged off? Im assuming yes but for tuning and running purposes i want to be sure since engine runs good with port open then bogs when i cap it off.
1964 impala ss
1949 chevy 3100
| | | | | Joined: Aug 2012 Posts: 1,214 Shop Shark | | Shop Shark Joined: Aug 2012 Posts: 1,214 | Yes, if it isn't being used plug it off.
If your engine runs good with it unplugged I HIGHLY suspect you're idle mixture is way too rich.
Dave | | | | | Joined: Jan 2015 Posts: 125 Shop Shark | | Shop Shark Joined: Jan 2015 Posts: 125 | Thanks i thought so and i only have headers on right now so tuning is gonna change again when i get the exhaust installed.
1964 impala ss
1949 chevy 3100
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