{"product_id":"21458307-overflow-valve-genuine-volvo-penta","title":"21458307 Overflow Valve | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n A calibrated fuel-system valve controlling return flow and residual pressure in the assigned Volvo Penta diesel fuel circuit.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Calibrated opening pressure\n \u003c\/li\u003e\n \u003cli\u003e\n  Maintains fuel-gallery pressure\n \u003c\/li\u003e\n \u003cli\u003e\n  Controls excess fuel return\n \u003c\/li\u003e\n \u003cli\u003e\n  Precision threaded installation\n \u003c\/li\u003e\n \u003cli\u003e\n  Replaces earlier Volvo references\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n The valve maintains the required fuel pressure while allowing excess fuel and air to return through the fuel circuit.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Low fuel pressure\n \u003c\/li\u003e\n \u003cli\u003e\n  Unstable idle\n \u003c\/li\u003e\n \u003cli\u003e\n  Engine loses power under load\n \u003c\/li\u003e\n \u003cli\u003e\n  Excessive return flow\n \u003c\/li\u003e\n \u003cli\u003e\n  Valve stuck from contamination\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🛠️ Service Notes\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Treat it as a sealed, non-adjustable unit — renew it rather than attempting to clean, shim or adjust the internals\n \u003c\/li\u003e\n \u003cli\u003e\n  Work clean: cap the openings, wipe the area down before opening the fuel system, and do not let dirt or fibres into the fuel side while the valve is off\n \u003c\/li\u003e\n \u003cli\u003e\n  Renew the sealing washers, O-rings or gasket that come with the valve, and never reuse a crushed copper or aluminium washer\n \u003c\/li\u003e\n \u003cli\u003e\n  Tighten to the figure in the workshop manual for your engine; these valves screw into fuel housings and heads that strip readily\n \u003c\/li\u003e\n \u003cli\u003e\n  Bleed and prime the fuel system as the manual for your engine describes, then run the engine and check the joint for weeping under working pressure\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/h2\u003e\n\u003ch3\u003e\n OEM Supersession Chain\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21458307 → Supersedes 21022032 → Supersedes 20715052\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n OEM \/ Related Numbers\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21022032 earlier number superseded by this part\n \u003c\/li\u003e\n \u003cli\u003e\n  20715052 earlier number superseded by this part\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n Aftermarket \/ Verified Equivalents\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  LASO 9809 1501 - Fuel pressure and overflow valve\n \u003c\/li\u003e\n \u003cli\u003e\n  DT Spare Parts: 2.12371\n \u003c\/li\u003e\n \u003cli\u003e\n  DT Spare Parts: 2.12371SP\n \u003c\/li\u003e\n \u003cli\u003e\n  Sampa: 092.341\n \u003c\/li\u003e\n \u003cli\u003e\n  Febi Bilstein: 171293\n \u003c\/li\u003e\n \u003cli\u003e\n  Auger: 81082\n \u003c\/li\u003e\n \u003cli\u003e\n  Trucktec Automotive: 03.38.026\n \u003c\/li\u003e\n \u003cli\u003e\n  PAI Industries: 840071\n \u003c\/li\u003e\n \u003cli\u003e\n  Most Diesel: MDE06\n \u003c\/li\u003e\n \u003cli\u003e\n  D.TEC: 0103.070\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 📦 Condition\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine Volvo Penta part\n \u003c\/li\u003e\n \u003cli\u003e\n  Brand new\n \u003c\/li\u003e\n \u003cli\u003e\n  Supplied in original or equivalent packaging\n \u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":53385396846884,"sku":"F209836","price":305.7,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_8c5a0592-0fc1-4faa-a7fc-80e9bccac443.png?v=1788062219","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/21458307-overflow-valve-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}