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Fuel Blowing Our My Carb? #681896 04/27/10 04:25 PM 04/27/10 04:25 PM
Joined: Aug 2008 Posts: 52 Empire, MI V Valiant451 OP member
Valiant451 OP member V Joined: Aug 2008 Posts: 52 Empire, MI	I just rebuilt my 451 and tried to turn it over, but the fuel is going the wrong direction? (Up Not Down) I havn't hooked up the coil yet, just turned it over with the fuel pump hooked up. I have read that the carb floats could be stuck. Any suggestions?

Re: Fuel Blowing Our My Carb? [Re: Valiant451] #681897 04/27/10 11:19 PM 04/27/10 11:19 PM
Joined: Nov 2006 Posts: 1,459 oklahoma F forphorty pro stock
forphorty pro stock F Joined: Nov 2006 Posts: 1,459 oklahoma	Could be crap between the needle and seat. pretty common to get a little sliver from the fuel hose caught up in there. Last edited by forphorty; 04/27/10 11:20 PM.

Re: Fuel Blowing Our My Carb? [Re: forphorty] #681898 04/28/10 10:21 AM 04/28/10 10:21 AM
Joined: Aug 2008 Posts: 52 Empire, MI V Valiant451 OP member
Valiant451 OP member V Joined: Aug 2008 Posts: 52 Empire, MI	Does any one think this is a timing problem?

Re: Fuel Blowing Our My Carb? [Re: Valiant451] #681899 04/28/10 10:41 AM 04/28/10 10:41 AM
Joined: Aug 2005 Posts: 11,543 chicagoland,usa B buildanother I Live Here
buildanother I Live Here B Joined: Aug 2005 Posts: 11,543 chicagoland,usa	Can you clarify that the fuel is coming out of carb vents, or if the carb is spitting back through throat?

Re: Fuel Blowing Our My Carb? [Re: buildanother] #681900 04/28/10 10:45 AM 04/28/10 10:45 AM
Joined: Aug 2008 Posts: 52 Empire, MI V Valiant451 OP member
Valiant451 OP member V Joined: Aug 2008 Posts: 52 Empire, MI	The fuel was coming out of the primarys and secondarys. I closed my choke and it came out the vent. Before it came out the vent it looked like it was boiling, but there was allot of fuel coming out.

Re: Fuel Blowing Our My Carb? [Re: Valiant451] #681901 04/28/10 11:01 AM 04/28/10 11:01 AM
Joined: Jun 2009 Posts: 62 canada Y yakpenoose member
yakpenoose member Y Joined: Jun 2009 Posts: 62 canada	give the carb a couple taps with a hammer,needle is stuck open....or they arent set right....or you have too much fuel pressure

Re: Fuel Blowing Our My Carb? [Re: yakpenoose] #681902 04/28/10 11:38 AM 04/28/10 11:38 AM
Joined: Aug 2008 Posts: 52 Empire, MI V Valiant451 OP member
Valiant451 OP member V Joined: Aug 2008 Posts: 52 Empire, MI	I know I don't have to much pressure, I used the same fuel pump on this engine with heads that didn't flow anything like the 906's I ported and polished. I'm ripping the carb off and rebuilding it. It was sitting for a while. 5951786-Engine.jpg (57 downloads)

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