{"product_id":"verify-p-n-empi-hi-performance-dual-port-cylinder-head-90-5-92mm-35-5-32mm-ss-valves-3-angle-valve-job","title":"EMPI Hi-Performance Dual Port Cylinder Head | VW Type 1 Aircooled | 90.5\/92mm, SS Valves, 3-Angle (98-1374-B)","description":"\u003ch2\u003e\u003cb\u003eEMPI Hi-Performance Dual Port Cylinder Head — 90.5\/92mm Bore, Stainless Valves, 3-Angle Valve Job (98-1374-B)\u003c\/b\u003e\u003c\/h2\u003e\u003cp\u003eBuilding a 1776, 1835, or 1914 and want stainless valves without going to a full race head? This is the one. EMPI's \u003cb\u003eHi-Performance dual-port head (98-1374-B)\u003c\/b\u003e is the proven 98-1355-B casting machined to fit \u003cb\u003e90.5mm and 92mm pistons\u003c\/b\u003e, upgraded with stainless Manley valves, hi-rev springs, chromoly retainers, bronze guides, and a 3-angle valve job. SCORE-approved, sold each.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVW Beetle:\u003c\/b\u003e dual-port performance builds, 90.5mm or 92mm bore (1776cc \/ 1835cc)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Bus:\u003c\/b\u003e dual-port performance builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Karmann Ghia:\u003c\/b\u003e dual-port performance builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Type 3:\u003c\/b\u003e dual-port performance builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVW Thing:\u003c\/b\u003e dual-port performance builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eNot confirmed:\u003c\/b\u003e stock 85.5mm or 94mm bore (use the matching-bore head), single-port engines, Type 4 engines.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eWhy Choose EMPI?\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eYou get genuine parts backed by real support.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMachined for 90.5\/92mm:\u003c\/b\u003e direct fit for 1776cc and 1835cc builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStainless Manley valves:\u003c\/b\u003e 35.5mm intake \/ 32mm exhaust.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUpgraded valvetrain:\u003c\/b\u003e hi-rev single valve springs, chromoly retainers, and hardened keepers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBronze valve guides:\u003c\/b\u003e for durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e3-angle performance valve job:\u003c\/b\u003e improved flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSpecial aluminum alloy:\u003c\/b\u003e fully repairable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRace-ready:\u003c\/b\u003e SCORE approved for Class 11 competition.\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eSold each.\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBore:\u003c\/b\u003e 90.5mm \/ 92mm, dual port casting (98-1355-B based)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eValves:\u003c\/b\u003e 35.5mm intake \/ 32mm exhaust, stainless Manley\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eChamber Volume:\u003c\/b\u003e 51cc\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIntake Port Volume:\u003c\/b\u003e 53cc\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExhaust Port Volume:\u003c\/b\u003e 56.5cc\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSpark plugs:\u003c\/b\u003e 14mm x 1\/2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e 98-1374-B (UPC 707924472356)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003eImportant:\u003c\/b\u003e Lash caps (P\/N 00-4006-0) are required for all stainless steel valve applications — sold separately.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhat bore are these machined for?\u003c\/b\u003e 90.5mm and 92mm pistons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat displacements?\u003c\/b\u003e 1776cc (90.5mm) and 1835cc (92mm) builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDo I need lash caps?\u003c\/b\u003e Yes — required with stainless valves, sold separately (00-4006-0).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSold each or as a pair?\u003c\/b\u003e Each.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat's the part number?\u003c\/b\u003e EMPI 98-1374-B (UPC 707924472356).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAre you an authorized dealer?\u003c\/b\u003e Yes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003eBuild your air-cooled VW engine with more from our catalog: \u003ca href=\"\/collections\/engine-parts\"\u003eEngine Parts\u003c\/a\u003e, \u003ca href=\"\/collections\/engine\"\u003eEngine\u003c\/a\u003e, and the full \u003ca href=\"\/collections\/empi\"\u003eEMPI\u003c\/a\u003e lineup.\u003c\/p\u003e\u003ch3\u003eProp 65 Warning\u003c\/h3\u003e\u003cp\u003eWARNING: This product can expose you to chemicals including lead which are known to the State of California to cause cancer and reproductive harm. For more information, go to www.P65Warnings.ca.gov. Wash hands following installation or before eating. All parts legal for use on pre-pollution controlled vehicles only.\u003c\/p\u003e","brand":"EMPI","offers":[{"title":"Default Title","offer_id":44924435169395,"sku":"98-1374-B","price":452.55,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/98-1374-B-scaled.jpg?v=1778011448","url":"https:\/\/www.washburnsmetal.com\/products\/verify-p-n-empi-hi-performance-dual-port-cylinder-head-90-5-92mm-35-5-32mm-ss-valves-3-angle-valve-job","provider":"Washburn's Metal","version":"1.0","type":"link"}