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One Huge Knock!?

Old Apr 1, 2009 | 04:15 PM
  #1  
GoodlookinRS's Avatar
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From: Waynesville ohio
Car: 1986 corvette Z51
Engine: L98
Transmission: doug nash 4+3 speed
Axle/Gears: 3:42 posi
One Huge Knock!?

Everyonce in awhile when i get on the gas alot and get off qickly then try to stomp on it the hole engine will knock like everything shuts off and makes a horrible big knock! Just wanted to know what it was or if anyone else had this problem?
thanks
kevin
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Old Apr 2, 2009 | 11:33 AM
  #2  
NINÅ's Avatar
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Joined: Jan 2006
Posts: 3,341
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From: Mooresville NC
Car: LOWERED ♦ CRIMSON METALFLAKE
Engine: ► 400 KUBES ◄
Transmission: 765R4
Axle/Gears: EATON POSI 4.56
KNOCK KNOCK . . . . . . . . .


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It sounds like unburned fuel is igniting in your intake or exhaust.



Happy Racing!

If People Drove Any Slower They’d Be Going Backwards


Fog lights are not driving lights. Keep em turned off slow pokes.

How bout those dorks too scared to drive without headlights on in the daytime!

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