{"product_id":"air-compressor-valve-plate-cylinder-head-replacement-1-2-5-3-4p","title":"Air Compressor Valve Plate – 1\/2.5\/3\/4P Cylinder Head Replacement","description":"\n\u003ch2\u003eAir Compressor Valve Plate – Precision Cylinder Head Replacement Part\u003c\/h2\u003e\n\u003cp\u003eKeep your air compressor running at peak efficiency with this heavy-duty cast iron valve plate. Engineered as a direct replacement for 1, 2.5, 3, and 4-piston (1\/2.5\/3\/4P) air compressor cylinder heads, this component delivers accurate fit, long-lasting durability, and consistent performance across a wide range of compressor models.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Valve Plate?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Cast Iron Construction:\u003c\/strong\u003e Manufactured from premium cast iron for excellent strength, toughness, and resistance to wear under repeated compression cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision-Machined Hole Pitch:\u003c\/strong\u003e High-accuracy hole positioning (approx. 48×62 mm \/ 1.9×2.4 in) ensures a tight, secure fit with your compressor's cylinder head for optimal airflow and sealing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermal \u0026amp; Fatigue Resistant:\u003c\/strong\u003e Designed to handle low-cycle and high-cycle thermal fatigue as well as creep stress, delivering safe and reliable operation over extended service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStrict Quality Control:\u003c\/strong\u003e Meets rigorous manufacturing standards for workpiece accuracy, ensuring consistent performance right out of the box.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with 3\/8\" Thread Cylinder Heads:\u003c\/strong\u003e Fits cylinder heads with 3\/8 in thread (outer diameter 16 mm), making it a versatile replacement for many common compressor configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eItem Type:\u003c\/strong\u003e Valve Plate\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Cast Iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHole Distance of Valve Plate Assembly:\u003c\/strong\u003e Approx. 48×62 mm \/ 1.9×2.4 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTongue Positioning Hole Distance:\u003c\/strong\u003e Approx. 20 mm \/ 0.8 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTongue Length:\u003c\/strong\u003e Approx. 57 mm \/ 2.2 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eV-Piece Positioning Hole Distance:\u003c\/strong\u003e Approx. 50 mm \/ 2 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplicable Cylinder Head Thread:\u003c\/strong\u003e 3\/8 in (Outer Diameter 16 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e 1P, 2.5P, 3P, 4P air compressors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Valve Plate Set\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eActual color may vary slightly from product images due to monitor settings and lighting conditions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow slight measurement deviation (±1–2 mm) due to manual measuring methods.\u003c\/li\u003e\n  \u003cli\u003ePlease verify your compressor's cylinder head thread size and hole pitch dimensions before ordering to ensure compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Need\u003c\/h3\u003e\n\u003cp\u003eLooking for other precision hardware and tools? Check out these related items:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-inch-threaded-brass-ball-valve-water-gas-oil-flow-control\"\u003e1-Inch Threaded Brass Ball Valve – Water, Gas \u0026amp; Oil Flow Control\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/0-60mpa-pressure-gauge-s60h-diesel-injector-nozzle-tester-8000psi\"\u003e0–60MPa Pressure Gauge for S60H Diesel Injector Nozzle Tester\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general tool safety guidelines and best practices when working with pressurized air equipment, visit OSHA – Pneumatic Tools Safety.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Air_compressor\" target=\"_blank\" rel=\"noopener\"\u003eAir compressor\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What air compressor sizes is this valve plate compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This valve plate is designed for use with 1P, 2.5P, 3P, and 4P air compressor cylinder heads. It fits cylinder heads with a 3\/8 in thread and 16 mm outer diameter. Always confirm your compressor's specifications against the listed dimensions before purchasing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is the valve plate made from, and why does it matter?\u003c\/h4\u003e\n\u003cp\u003eA: The valve plate is made from high-quality cast iron, which provides excellent hardness, toughness, and resistance to thermal fatigue. Cast iron is a preferred material for compressor components because it withstands repeated compression cycles and temperature fluctuations without deforming.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I know if this valve plate will fit my air compressor?\u003c\/h4\u003e\n\u003cp\u003eA: Check your compressor's cylinder head thread size (should be 3\/8 in \/ 16 mm outer diameter) and compare the hole pitch dimensions (48×62 mm assembly hole distance, 20 mm tongue positioning hole distance, and 50 mm V-piece positioning hole distance) against your existing valve plate or compressor manual.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this a complete replacement kit or just the valve plate?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes 1 complete valve plate set. It is intended as a direct replacement part for the cylinder head assembly. Additional compressor components such as gaskets or bolts may need to be sourced separately depending on your specific repair needs.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What air compressor sizes is this valve plate compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This valve plate is designed for use with 1P, 2.5P, 3P, and 4P air compressor cylinder heads. It fits cylinder heads with a 3\/8 in thread and 16 mm outer diameter. 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Additional compressor components such as gaskets or bolts may need to be sourced separately depending on your specific repair needs.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home \u0026 Living\", \"item\": \"https:\/\/oasis-select.com\/collections\/home-living\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Air Compressor Valve Plate – 1\/2.5\/3\/4P Cylinder Head Replacement\", \"item\": \"https:\/\/oasis-select.com\/products\/air-compressor-valve-plate-cylinder-head-replacement-1-2-5-3-4p\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"A","offer_id":47748406640745,"sku":"14:201441572#A","price":18.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/Sd706994e8ae5408cbd0f51f5989697efg.webp?v=1783083695","url":"https:\/\/oasis-select.com\/products\/air-compressor-valve-plate-cylinder-head-replacement-1-2-5-3-4p","provider":"Oasis Select","version":"1.0","type":"link"}