Thread: 305 kapow???????
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05-30-2005 07:25 PM #1
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305 kapow???????
my friend who has a 305 in his 81 chevy p/u jacked up etc has a big issue he bought it from someguy and ever since he got it fired back up it makes a very loud KAPOW <like someone smacking a sledge hammer against wood> but the motor doesnt run rough. but that kapowing im scratching my head. ignigion is ok plugs are good wires arent crossed he just put headers on it no the kapow is just louder
so whaddya think?????????...........hey tech your being paged ...............................scooter
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05-30-2005 07:29 PM #2
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Bad exhaust valve..................... Just to get the bidding started.
"PLAN" your life like you will live to 120.
"LIVE" your life like you could die tomorrow.
John 3:16
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05-30-2005 07:33 PM #3
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thats what dad said bu he wasnt sure i just thought id ask anyway
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recipie for destruction! take a 305 put a blower on it dump in 100% nitromethane and HIDE behind a titanium shield!
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05-30-2005 07:34 PM #4
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just another chebbie, no big deal RIP Might go KABOOM next!!!!!Yesterday is history, tomorrow is a mystery, Live for Today!
Carroll Shelby
Learning must be difficult for those who already know it all!!!!
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05-30-2005 07:37 PM #5
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Could be the valve is sticking from time to time?
Pay no attention to that man behind the ''blue'' curtain. HEHEHE
"PLAN" your life like you will live to 120.
"LIVE" your life like you could die tomorrow.
John 3:16
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05-30-2005 07:43 PM #6
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ok he went home and took the vaccum advance hose off and it stopped doing it. i thought he had ignigition ruled out. now it gets really interesting what the he&l
BTW the blue curtain with pink spots? HE HE HE HE ...
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05-30-2005 08:22 PM #7
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I think you must have a broken wire on the pickup coil inside the distributer, ignition cuts out when the vacuum changes at the
advance!TEAMWORK is essential, it allows you to blame someone else!
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05-31-2005 07:22 PM #8
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compression test it that should help diagnose it
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Thank you Roger. .
Another little bird