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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
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| | | | Joined: Feb 2003 Posts: 66 Shop Shark | | Shop Shark Joined: Feb 2003 Posts: 66 | What is the best way to rerout, or replace the fuel lines to prevent vapor lock on a 235?
Sometimes, David beats Goliath. Nobody talks, however, about how many little guys Goliath already beat into the ground. . .
| | | | | Joined: Jul 2000 Posts: 579 'Bolter | | 'Bolter Joined: Jul 2000 Posts: 579 | You might try the old flathead **** trick of putting wooden clothespins on the fuel line between the fuel pump and carby to act as heat sinks. | | | | | Joined: Jan 2003 Posts: 687 Shop Shark | | Shop Shark Joined: Jan 2003 Posts: 687 | Don't forget the aluminum foil and yes it does work. used it when I dragged race 30 yrs. ago and the boys stock car. popcorn
The Truth is Out There (It's in the Smoke!) | | | | | Joined: Feb 2003 Posts: 66 Shop Shark | | Shop Shark Joined: Feb 2003 Posts: 66 | Thats what a friend of mine said, but I thought that would look Ugly!!!
And remember no matter what they say, looks matter
Brian
Sometimes, David beats Goliath. Nobody talks, however, about how many little guys Goliath already beat into the ground. . .
| | | | | Joined: Jan 2003 Posts: 687 Shop Shark | | Shop Shark Joined: Jan 2003 Posts: 687 | BrianK: All kidding aside if you want purty go with the covered hose that your local auto stores sale, the biggest reason for vapor lock is heat, that braided line looks nice and it helps insulate. popcorn The Truth is Out There (about $17.00 have it on my 350) | | | | | Joined: Nov 2002 Posts: 2,763 Carburetion specialist | | Carburetion specialist Joined: Nov 2002 Posts: 2,763 | A way to minimize (I'm too old to say completely eliminate!) vapor lock is to insert a three line filter at the carburetor, and run a return line from the "vapor" port of the filter back to dump into the fuel tank.
Am not aware of anyone who has experienced vapor lock after making this modification.
Jon.
Good carburetion is fuelish hot airThe most expensive carburetor is the wrong one you attempt to modify. If you truly believe "one size fits all," try walking a mile in your spouse's shoes!The Carburetor Shop | | |
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