{"product_id":"p021012870-air-cleaner-case-assembly-carburetor-choke-plate","title":"P021012870 Air Cleaner Case Assembly - Fits Echo SRM-225, GT-225, HC-152, HC-165, Shindaiwa","description":"\u003ch2\u003eP021012870 Air Cleaner Case Assembly\u003c\/h2\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Choke Plate Mechanism:\u003c\/strong\u003e Features a factory-installed manual choke lever and butterfly valve designed to provide the precise air restriction needed for reliable cold starts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Impact Structural Polymer:\u003c\/strong\u003e Manufactured from a durable, heat-resistant composite that protects the carburetor and intake system from debris, moisture, and impact damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Dampening Design:\u003c\/strong\u003e The internal geometry of the case is engineered to reduce intake noise while maintaining the high-velocity airflow required for peak engine RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Gasket Interface:\u003c\/strong\u003e Designed with a flat, reinforced mounting surface to ensure a vacuum-tight seal against the carburetor, preventing \"dirty air\" from bypassing the filter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM Replacement:\u003c\/strong\u003e A complete housing assembly that aligns perfectly with factory mounting studs and throttle linkages, restoring full air-intake functionality to your equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReplaces \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eP021012870\u003c\/li\u003e\n\u003cli\u003eP021012871\u003c\/li\u003e\n\u003cli\u003e13030252430 (Air Filter Cover)\u003c\/li\u003e\n\u003cli\u003e13031054130 (Case Housing)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThis air cleaner case is the primary intake component for the Echo 21.2cc engine series. Key compatible models include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEcho Trimmers \u0026amp; Edgers:\u003c\/strong\u003e SRM-225, SRM-225i, SRM-225SB, GT-225, GT-225i, GT-225L, PE-225.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEcho Hedge Clippers:\u003c\/strong\u003e HC-152, HC-155, HC-165, HC-185, HC-225, SHC-225, SHC-225S.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEcho Pruners \u0026amp; Power Heads:\u003c\/strong\u003e PPF-225, PAS-225.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShindaiwa Models:\u003c\/strong\u003e T235, F235, EB212.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroken Choke Lever:\u003c\/strong\u003e The plastic lever has snapped off or the internal linkage has seized, preventing the engine from being choked for cold starts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCracked Housing:\u003c\/strong\u003e Visible fractures or impact damage to the case which can allow unfiltered air and abrasive dust to enter the carburetor and cylinder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarped Mounting Flange:\u003c\/strong\u003e The plastic has become distorted due to engine heat, causing a persistent air leak that makes the engine run lean or \"surge.\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStripped Thread Bosses:\u003c\/strong\u003e The internal threads for the air filter cover screw have stripped out, preventing the filter from staying secured and sealed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMelted Plastic:\u003c\/strong\u003e Significant warping near the muffler side, often caused by a missing heat shield or operating the engine at excessively high temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean the Carburetor Intake:\u003c\/strong\u003e Before mounting the new P021012870 case, use a clean rag to wipe the carburetor flange. Ensure no dirt falls into the intake throat during the swap.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGasket Alignment:\u003c\/strong\u003e Always use a fresh intake gasket between the carburetor and the air cleaner case. Ensure the \"pulse hole\" in the gasket aligns with the corresponding hole on the case to maintain fuel pump pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoke Linkage Check:\u003c\/strong\u003e Before tightening the mounting bolts, toggle the choke lever to ensure the plate moves freely and doesn't bind against the carburetor throat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHand-Tighten Mounting Bolts:\u003c\/strong\u003e Use a nut driver to snug the two mounting nuts. Do not over-torque, as the plastic housing can crack or the mounting studs can be pulled through the engine shroud.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspect the Air Filter:\u003c\/strong\u003e Always install a clean, lightly oiled foam air filter (or fresh paper filter) when replacing the case to ensure your engine receives only purified air from the first start.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BlueStarsParts","offers":[{"title":"Default Title","offer_id":45371209908413,"sku":"AZ00777310","price":8.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2576\/7548\/files\/AZ00777310_1_a314a6b8-a2ed-47ba-b9dd-de55c3e0a278.jpg?v=1762246293","url":"https:\/\/bluestarspartstrend.com\/products\/p021012870-air-cleaner-case-assembly-carburetor-choke-plate","provider":"BlueStars Parts","version":"1.0","type":"link"}