I'm still looking for the reg in this pic. Holley HOL 12-886 Regulator, Pressure Regulators - Amazon Canada The only difference that the Holley tech told me between the two springs is the color. Stay up to date with the latest releases, events, promotions and more. You may receive a partial or no refund on used, damaged or materially different returns. Holley 26-137 Adjustable Secondary Idle Lever 90127547045 | eBay It will get you close. This product is universal and applies to all vehicles. Holley 12-804 Fuel Pressure Regulator 3/8 pipe thread ports 7/32 restriction Pressure ranges from 1 to 4 PSI Includes mounting bracket Satin finish This regulator is used to adjust to fuel pressure requirements of various carburetors and supplies the proper pressure to the needle and seat valve to prevent flooding or drivability problems. Today's fuel is made for high compression engines - and it has an intentionally lower vapor point, with a higher flash point and autoignition point. Thanks again fellows, for such informative posts. That's where the pressure was going. 3/8 Inch NPT Ports 1 Inch 2 Out. Gasoline was so light if you left the cap off a gallon can it would all evaporate in a few days. That work continues today through Holleys EFI products as well as through Holleys family of brands. Adding heavier weight hydrocarbons WILL raise the vapor point under pressure - usually enough to keep the fuel from vaporizing in the line or boiling off in the carburetor bowl while flowing. Holley Fuel Pressure Regulator 12-804 | O'Reilly Auto Parts PDF ELECTRIC FUEL PUMPS P/N 12-801-1, 712-801-1, 12-802-1, 712-802 - Holley Recommended Parts. Fuel Pressure Regulator; Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor. The Holley Fuel Pressure Regulator (Part No. I tried to bring the 0-140 pressure feed regulator down to 30 by adjusting the two - to up the return flow and lower the feed pressure - but the 15 psi reg I had just worked on started to climb past 9. This approach is not recommended for higher compression cars made from the mid fifties onwards. holley blue fuelpump pressure erratic. The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles: WARNING: It is against the law to install this part on an Emissions Controlled Vehicle. the cause for your fuel pressure fluxuation is because the fuel pressure is bumping up against the regulator and the extra fuel has no where to go , the quick fix is run a return line . Tags: None TheSilverBuick ALMOST Spidey ! My bypass line has a shut-off valve that I can use to manually adjust the pressure, but when air bubbles develop within the input fuel line, this valve requires adjustment to maintain the fuel pressure. Note also that PURE ethylene glycol is also flammable but also miscible with water. Purchased the regulator from Baxter, unit arrived in 4 days.. 12-804) is a Low Pressure (1-4 PSI) regulator. The engine was running. Add some heavy ends. The term heavy ends may be old fashioned and obsolete. There is a light spring that helps push the ball against the the seat in the direction of the fuel flow. All kinds of remedies were tried. I adjust it up to 2.5 pounds and clean my hands. Had to reset to Zero. I have largely eliminated this problem with all fuel system components rebuilt, and an electric fuel pump but will get occasional stumble with a hot (after say, an hour run) engine idling or in traffic if it is say, 80 or hotter out.

How To Punish Your Boyfriend For Breaking A Promise, Kata Robata Dress Code, Pluto In 1st House Physical Appearance, Articles H