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IMG_3265
Herein lies the culprit! The change from flat fiber washer to "O" ring. When the "O" ring is applied to the attachment screw and tightened to the torque spec, the bottom of the fuel bowl is deformed upward. This deformation reduces
Date: 05/30/2012
Views: 35524
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IMG_0001post
Date: 07/12/2010
Views: 30584
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IMG_1362ann
2010 11 12 Was a total waste of a day. After arriving at the hanger, I went in to open the hanger door. When the hanger door had been opened I was greeted by the sight of a drooping rear bumper on the Ranger. Went to the droopy side and found this. R
Date: 11/12/2010
Views: 13958
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IMG_3577post
Next test, connect high pressure port from airbox directly to the "T" into the carb float bowl pressure lines and try a run. Still didn't work. Same smooth up to 4200/4300 RPM, smooth drop to 3200 RPM, smooth acceleration up to 4300 RPM, drop
Date: 08/03/2012
Views: 11443
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IMG_0017post
Date: 08/30/2010
Views: 9571
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IMG_3438em
There was a bit more work with the Billet pump package, but it proved not to be the problem. Moving on, OK, not the fuel system. Try running the engine as a normally aspirated engine. Remove the connection between the turbo and airbox. Believe it or
Date: 07/17/2012
Views: 9426
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IMG_3391em
Input fuel pressure: 5 lbs. Just like with the Billet pump. Next request was for a fuel flow test. Reconnected the Billet pump to the fuel circult. One electric pump running fuel through the billet pump produced 1 gallon of fuel in a bit less than 3 m
Date: 07/09/2012
Views: 9080
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IMG_3540em
While the airbox was off, I again check all the pressure hoses to the carbs. Oh, what have we here. BIG leaks in the pressure lines to the carb bowls. Two leaks like this. Not observed before because the fittings were tied to that fuel line and the sp
Date: 07/30/2012
Views: 9032
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IMG_3538em
I removed the entire airbox to to check all the plumbing connections.
Date: 07/30/2012
Views: 8610
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IMG_3571em_r
Pulled all the pressure hose off again and check for leaks and continuity. All OK, no problems at all.
Date: 08/01/2012
Views: 8524
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IMG_0241post
Date: 09/12/2010
Views: 8359
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IMG_0013post
Date: 08/30/2010
Views: 8236
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IMG_0003ann
Date: 08/30/2010
Views: 8225
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IMG_0002post
Date: 08/26/2010
Views: 8185
Keywords:
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IMG_0011post
Date: 08/30/2010
Views: 7918
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IMG_0004post
Date: 08/30/2010
Views: 7848
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IMG_2604
Got out the inspection mirror and made sure the gasket was in place all the way round the bowl. It was.
Date: 05/30/2012
Views: 7633
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IMG_3332em
Looks like that plug had been bumped some time during transport. Porcelain shows a crack. OK, replaced ALL the plugs. Engine still didn't run right.
Date: 06/12/2012
Views: 7560
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New MC-4A 11
Because the sides are narrower and closer to the ends of the MC-4A's the old outer spacers no longer fit and it would be impossible to further shorten them, they have been replaced with a couple washers.
Date: 04/15/2012
Views: 7355
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IMG_0022post
Date: 08/30/2010
Views: 7266
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