Well I've tryed the heat tape on the filter and lines. No good still does it. The engine compartment gets so damn hot it's got the air cleaner where I can't even touch it to take it off to see if the carb is getting fuel. Does anyone have that problem with there 440? Why does it get so hot. Kelly -----Original Message----- >From: Steve Mick <micher@xxxxxxxxxxxxxxx> >Sent: Aug 14, 2012 2:12 PM >To: 1962to1965mopars@xxxxxxxxxxxxxxxx >Subject: Re: vapor lock > >Gary, I really got a chuckle from your post----Just another reason there are >lawyers! LOL...............MO >{Steve Mick} >http://stevemick1964dodge.shutterfly.com/pictures/5 >----- Original Message ----- >From: "Gary H." <62to65mopar@xxxxxxxxxxx> >To: <1962to1965mopars@xxxxxxxxxxxxxxxx> >Sent: Tuesday, August 14, 2012 8:39 AM >Subject: Re: vapor lock > > >This is a question that has come up over time in a lot of car discussion >forums. There does not seem to have been any scientific experiments to prove >or disprove the use of wooden clothes pins as a cure. Lots of anecdotal >speculation though. Below is a sample: > > >Heat sink > >Take those pins and clamp them to various places on your fuel (specifically >in the areas where it is getting hot and vapor locking). In order for the >vapor lock to occur, it must heat the fuel and the fuel line to a >temperature that will turn the gasoline to a vapor. By attaching the >clothes pins, you are basically creating a heat sink. In order to heat the >fuel and line, it must also heat up the clothes pin. It cannot raise the >temperature of the clothes pin hot enough to create a vapor lock hence the >problem is solved. >http://www.carolinarovers.info/croc-stuff/tips/365-how-to-cure-fuel-line-vapor-lock > >Or not heat sink but otherwise: > >But, I don't think their actually acting as heat sinks. I say this for the >same arguments others have already made. Wood is not a good heat sink. > >I also would argue that they aren't succeeding by acting as insulation. Most >of the lines I've seen haven't had enough clothes pin to cover more than 1 >or 2" of line. > >I would propose four different theories on why it works, but not as heat >sinks. I would think it works by either changing the air flow, acting as >weights or spacers, or "chambering" the tube. > >First, I had one of the engine owners tell me that the clothespins disrupt >the airflow either away from, along, or around the fuel line keeping it >cooler. > >Second, that they act as standoffs keeping the fuel line away from or out of >heated areas where it would otherwise have been without the pins. > >Third, and my second favorite is that they act as weights causing the line >to "dip" down rather than arch up so any bubbles would run to the ends of >the line rather than creating a bubble in the center. > >Fourth, which is the most complex and my favorite is that the pins create a >bottleneck effect within the fuel line. > >The ever so slight compression on the tubing creates small >"chambers" or bottlenecks inside the rubber line which effect the behavior >of the vapor. Possibly percolating through each little narrow point keeping >the fuel moving through the line. > >This would explain why clothespins don't seem offer any effect on hard lines >or the new stiffer rubber tubing, while still working on the older, softer >lines available through much of the 60's and 70's. > >*** > >Transpiration I'm told, same as sweat evaporating off you cools you down, >supposedly the wood is wicking the moisture off the outside of the metal >fuel line, cooling it faster. > >http://www.smokstak.com/forum/showthread.php?t=64217 > > >Vibrations from the clothes pin makes as much sense as the other >explanations. >Skinned Knuckles magazine had an article (or series of articles) a few years >back about things that can contribute to vapor lock. One of the things >mentioned was to have the fuel lines all smooth, no kinks or dents to trap >bubbles. Also, make sure that there is a continuous slope up from the pump >to the carburetor. Any bubbles will then rise up the the carb and be >expelled from the system. If the line dips down at any point there will be a >high spot for the bubbles to collect and cause a problem. >http://forums.aaca.org/f120/vapor-lock-157015.html > >Thanks, >Gary H. > >> -------Original Message------- >> From: Eric Sturgis >> >> I wonder. why it works.....anybody know why? > >-- >-- >-- >Please address private email -- email of interest to only one person -- >directly to that person. That is, email your parts/car transactions and >negotiations, as well as other personal messages, only to the intended >recipient. Do not just press "reply" and send your email to everyone using >the general '62-'65 Clubhouse public email address. This practice will >protect your privacy, reduce the total volume of mail and fine-tune the >content signal to Mopar topic. Thanks! > >1962 to 1965 Mopar Clubhouse Discussion Guidelines: >http://www.1962to1965mopar.ornocar.org/mletiq.html and >http://www.1962to1965mopar.ornocar.com/general_disclaimer.html. >-- >You received this message because you are subscribed to the Google Groups >"The 1962 to 1965 Mopar Mail List Clubhouse" group. >http://groups.google.com/group/1962to1965mopars?hl=en. > > > > >-- >-- >-- >Please address private email -- email of interest to only one person -- directly to that person. That is, email your parts/car transactions and negotiations, as well as other personal messages, only to the intended recipient. Do not just press "reply" and send your email to everyone using the general '62-'65 Clubhouse public email address. This practice will protect your privacy, reduce the total volume of mail and fine-tune the content signal to Mopar topic. Thanks! > >1962 to 1965 Mopar Clubhouse Discussion Guidelines: >http://www.1962to1965mopar.ornocar.org/mletiq.html and http://www.1962to1965mopar.ornocar.com/general_disclaimer.html. >-- >You received this message because you are subscribed to the Google Groups "The 1962 to 1965 Mopar Mail List Clubhouse" group. >http://groups.google.com/group/1962to1965mopars?hl=en. > > > -- -- -- Please address private email -- email of interest to only one person -- directly to that person. That is, email your parts/car transactions and negotiations, as well as other personal messages, only to the intended recipient. Do not just press "reply" and send your email to everyone using the general '62-'65 Clubhouse public email address. This practice will protect your privacy, reduce the total volume of mail and fine-tune the content signal to Mopar topic. Thanks! 1962 to 1965 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html and http://www.1962to1965mopar.ornocar.com/general_disclaimer.html. -- You received this message because you are subscribed to the Google Groups "The 1962 to 1965 Mopar Mail List Clubhouse" group. http://groups.google.com/group/1962to1965mopars?hl=en.