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427 issue

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Old May 31, 2020 | 2:17 PM
  #1  
Don Maw's Avatar
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Default 427 issue

Have a 427 tri-power with solid lifters. As motor temp increases engine misses out and will die when let off accelerator. Has TIC ignition.Did compression check. Ok.
Have videos but can’t post here
any good ideas.
thanks
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Old May 31, 2020 | 2:49 PM
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From: kevinkpk
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Originally Posted by Don Maw
Have a 427 tri-power with solid lifters. As motor temp increases engine misses out and will die when let off accelerator. Has TIC ignition.Did compression check. Ok.
Have videos but can’t post here
any good ideas.
thanks
Need more info, what fuel system, when did this start, what changed since this issue?
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Old May 31, 2020 | 7:02 PM
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Originally Posted by kevinkpk
Need more info, what fuel system, when did this start, what changed since this issue?
it has 3-2barrel Holley carbs.
car sat 7 months and may have stale gas. Drove about 10 gal out refilled tank and added Seafoam. Maybe need a longer drive
thanks for note
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Old May 31, 2020 | 7:39 PM
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From: kevinkpk
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Originally Posted by Don Maw
it has 3-2barrel Holley carbs.
car sat 7 months and may have stale gas. Drove about 10 gal out refilled tank and added Seafoam. Maybe need a longer drive
thanks for note
More about when this started with the 3 duces? It could be vapor lock or again, when did this start?
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Old Jun 1, 2020 | 5:07 AM
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Originally Posted by Don Maw
it has 3-2barrel Holley carbs.
car sat 7 months and may have stale gas. Drove about 10 gal out refilled tank and added Seafoam. Maybe need a longer drive
thanks for note
This issue just started several weeks ago. It was fine last fall. The center carb and fuel lines are not hot to the touch. Fuel is not percolating in carb
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