{"product_id":"cylinder-head-for-nissan-k21-k25-gasoline-engine-chi52n-forklift-91h2000310","title":"Cylinder Head for Nissan K21 \u0026 K25 Gasoline Engine CHI52N Forklift 91H2000310","description":"\u003ch2\u003eCylinder Head for Nissan K21 \u0026amp; K25 Gasoline Engine\u003c\/h2\u003e\u003cp\u003eThis cylinder head is a direct-fit replacement for Nissan K21 and K25 gasoline engines, sealing the combustion chamber and carrying the valvetrain so the engine can build compression and run properly again.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis cylinder head is built to replace a cracked, warped, or burnt-valve head on Nissan K21 and K25 gasoline engines used in forklifts and industrial equipment. It restores proper compression and valve sealing so the engine idles smoothly and pulls under load. A solid choice for rebuilders and maintenance shops servicing Nissan-powered forklifts.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCast and machined to match the K21 and K25 combustion chamber layout\u003c\/li\u003e\n\u003cli\u003ePrecision-machined deck surface for a clean head gasket seal\u003c\/li\u003e\n\u003cli\u003eValve guide bores sized for standard K21 and K25 valvetrain components\u003c\/li\u003e\n\u003cli\u003eIntegrated water jacket passages for consistent coolant flow\u003c\/li\u003e\n\u003cli\u003eDesigned as a direct replacement for the original head casting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Nissan K21 gasoline engine applications\u003c\/li\u003e\n\u003cli\u003efor Nissan K25 gasoline engine applications\u003c\/li\u003e\n\u003cli\u003efor forklifts running K21 or K25 gasoline power units\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngine rebuilds after overheating or head gasket failure\u003c\/li\u003e\n\u003cli\u003eRepairing burnt or leaking valves on high-hour forklift engines\u003c\/li\u003e\n\u003cli\u003eRestoring compression on K21 and K25 powered lift trucks\u003c\/li\u003e\n\u003cli\u003eRoutine top-end service in fleet maintenance shops\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e91H2000310, CHI52N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNissan K21 and K25 gasoline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCylinder head assembly casting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this head come assembled with valves and springs? \u003cstrong\u003eA:\u003c\/strong\u003e This listing covers the cylinder head casting itself. Reuse or replace valvetrain components according to the condition of your original parts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should the head be resurfaced before installation? \u003cstrong\u003eA:\u003c\/strong\u003e Check deck flatness with a straight edge before fitting, and have it machined if it falls outside the engine manufacturer's tolerance.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":50987242291286,"sku":"ZZ3V01033","price":549.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_d65c7b04-6d45-4d66-8470-db02c8e79871.jpg?v=1793706262","url":"https:\/\/www.solidspare.com\/products\/cylinder-head-for-nissan-k21-k25-gasoline-engine-chi52n-forklift-91h2000310","provider":"Solid Spare","version":"1.0","type":"link"}