This aftermarket vacuum-operated fuel pump replaces LG808656 on compatible John Deere E100, E110, E120, E130, E140, E150, E160, E170, and E180 lawn tractors.Product OverviewA mower that starts on fuel added to the carburetor but dies once that fuel is gone may not be getting fuel from the tank. This pulse pump uses engine vacuum to move fuel on compatible John Deere lawn tractors.Before replacing it, check the tank vent, filter, fuel lines, and especially the small pulse hose. A split or loose pulse line can make a good pump look bad.Key Features & Performance Vacuum/pulse-operated fuel delivery Replacement for John Deere LG808656 Covers the E100 through E180 lawn tractor family Helps restore steady carburetor fuel supply Compact aftermarket pump with matching hose connections Compatible Models John Deere E100 John Deere E110 John Deere E120 John Deere E130 John Deere E140 John Deere E150 John Deere E160 John Deere E170 John Deere E180 Replaces Part Numbers LG808656 808656 M138498 M145667 Common Uses Repairing an engine that starts and then runs out of fuel Replacing a pump that no longer draws fuel uphill from the tank Correcting fuel starvation under load Servicing a leaking pump body or damaged fittings Technical Specifications Part Type: Vacuum Fuel Pump Drive Type: Engine pulse/vacuum Fuel System: Carbureted small engine Compatible Brand: John Deere Replacement Type: Aftermarket Installation & Fitment Note the fuel-in, fuel-out, and pulse-hose positions Replace hardened or cracked hose Install a clean fuel filter in the correct direction Confirm the tank cap vents Check for leaks and steady fuel delivery before mowing Compatibility NoticeNorthline Parts does its best to list all known compatible models, but the correct part may fit an application not shown.Engine and fuel-system packages may vary. Match LG808656, the pump shape, mounting, and all hose connections.Frequently Asked QuestionsQ: What are common signs of a weak vacuum fuel pump? A: The engine may start then die, lose power under load, or run only when the tank is unusually full.Q: Does the pump need electrical power? A: No. This style is operated by engine pressure pulses through a small hose.Q: What else should I check? A: Inspect the pulse line, fuel filter, tank vent, shutoff valve, and carburetor inlet.Q: Is this OEM John Deere? A: No. It is an aftermarket replacement.Part Summarykeywords: John Deere LG808656 fuel pump, E100 vacuum fuel pump, John Deere E130 fuel starvation, E170 mower pulse pump, 808656 replacement pump, John Deere lawn tractor fuel deliveryBrand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.