{"id":728,"date":"2025-06-11T17:00:40","date_gmt":"2025-06-11T14:00:40","guid":{"rendered":"https:\/\/vismotorsport.gr\/product\/ea824-4-0tfsi-upgrade-internal-kit-2-kits-for-both-pumps\/"},"modified":"2026-01-19T12:36:11","modified_gmt":"2026-01-19T10:36:11","slug":"ea824-4-0tfsi-upgrade-internal-kit-2-kits-for-both-pumps","status":"publish","type":"product","link":"https:\/\/globaldemo.vismotorsport.gr\/en\/product\/ea824-4-0tfsi-upgrade-internal-kit-2-kits-for-both-pumps\/","title":{"rendered":"EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)"},"content":{"rendered":"<p>The VIS Motorsport internal high-pressure fuel pump (HPFP) upgrade for 4.0 TFSI V8 (EA824) engines delivers increased performance, precision engineering, and exceptional durability under pressure.<\/p>\n<h3>\ud83d\udd27 Technical Specifications<\/h3>\n<p>Piston top clearance: 0.001\u20130.00015 mm<\/p>\n<p>Roundness deviation: max 0.001 mm<\/p>\n<p>Hardness before final machining: 370\u2013450 HBN<\/p>\n<p>Nitriding depth: 0.15\u20130.25 mm<\/p>\n<p>Hardness after nitriding: HV10 760\u2013860 kgf\/mm\u00b2<\/p>\n<p>Material: specially selected 34MoCr11 steel (STAS 791-1988)<\/p>\n<h3>\u2699\ufe0f Technical Advantages<\/h3>\n<p>+20% increased piston surface, capable of operating above 150 bar<\/p>\n<p>Suitable for large turbos or even OEM setups, adding up to +10 bar fuel rail pressure (without mandatory software upgrade)<\/p>\n<p>Piston head designed for optimal fuel flow<\/p>\n<p>Dual-stage heat-treated and hardened piston surface<\/p>\n<p>Laser marking for traceability and anti-counterfeit protection<\/p>\n<h3>\ud83d\udce6 Includes<\/h3>\n<p>Internal upgrade kit (not a complete pump)<\/p>\n<p>Detailed installation guide with step-by-step photo instructions<\/p>\n","protected":false},"excerpt":{"rendered":"<p>VIS Motorsport high-pressure fuel pump (HPFP) upgrade for the 4.0 TFSI V8 (EA824) engine.<\/p>\n","protected":false},"featured_media":590,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[123],"product_tag":[],"class_list":["post-728","product","type-product","status-publish","has-post-thumbnail","product_cat-ea824-en","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/product\/728","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/comments?post=728"}],"version-history":[{"count":0,"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/product\/728\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/media\/590"}],"wp:attachment":[{"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/media?parent=728"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/product_brand?post=728"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/product_cat?post=728"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/globaldemo.vismotorsport.gr\/en\/wp-json\/wp\/v2\/product_tag?post=728"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}