EMPI GTV-2 Dual Port 90.5/92mm Single Spring 98-1333-B
EMPI 98-1333-B - Combustion Chamber
EMPI 98-1333-B - Intake Port
EMPI 98-1333-B - Exhaust Port
EMPI GTV-2 Dual Port 90.5/92mm Single Spring 98-1333-B
EMPI 98-1333-B - Combustion Chamber
EMPI 98-1333-B - Intake Port
EMPI 98-1333-B - Exhaust Port
EMPI

EMPI GTV-2 Dual Port Cylinder Head | VW Type 1 Aircooled | 90.5/92mm, 40/35.5mm SS Valves, Single Spring (98-1333-B)

Not currently available

Not currently available.

This part is discontinued or out at our supplier. We often have used stock, a substitute, or can fabricate an alternative.

Call (657) 438-7002 or send us your chassis number.

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$565.70
Product details
  • Vendor EMPI
  • SKU 98-1333-B
  • Barcode 707924443417
  • Fits
    • All Years|VW|Beetle (dual-port engine, 90.5/92mm bore)
    • All Years|VW|Bus (dual-port engine)
    • All Years|VW|Karmann Ghia

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Description Shipping information Reviews

EMPI GTV-2 Dual Port Cylinder Head — 90.5/92mm Bore, 40/35.5mm Stainless Valves, Single Spring (98-1333-B)

The GTV-2 casting is built to grow with your build, and this is the 90.5/92mm version for stroker motors. EMPI's GTV-2 dual-port head (98-1333-B) is machined for 90.5mm and 92mm pistons, with ports 20% larger than stock and extra chamber material — run it as-is for strong performance or hand/CNC port it from mild to wild. 40×35.5mm stainless Manley valves, single hi-rev springs. Sold each.

Vehicle Fitment

  • VW Beetle: dual-port performance builds, 90.5mm or 92mm bore (1776cc / 1835cc)
  • VW Bus: dual-port performance builds
  • VW Karmann Ghia: dual-port performance builds
  • VW Type 3: dual-port performance builds
  • VW Thing: dual-port performance builds

Not confirmed: stock 85.5mm or 94mm bore (use the matching-bore GTV-2 head), single-port engines, Type 4 engines.

Why Choose EMPI?

You get genuine parts backed by real support.

Key Features & Benefits

  • Port-ready GTV-2 casting: 20% larger intake and exhaust ports than stock, with added material around the combustion chamber for deep fly cutting.
  • Machined for 90.5/92mm: direct fit for 1776cc and 1835cc builds.
  • Stainless Manley valves: 40mm intake / 35.5mm exhaust.
  • Single hi-rev valve springs: with chromoly retainers and hardened keepers.
  • Bronze valve guides: for durability.
  • 3-angle performance valve job.
  • Sold each.

Technical Specifications

  • Bore: 90.5mm / 92mm, GTV-2 dual port casting
  • Valves: 40mm intake / 35.5mm exhaust, stainless Manley
  • Springs: single hi-rev
  • Ports: 20% larger than stock, port-ready
  • Spark plugs: 12mm 3/4" reach
  • Part Number: 98-1333-B (UPC 707924443417)

Important: Lash caps (P/N 00-4006-0) are required for all stainless steel valve applications — sold separately. 12mm long-reach spark plugs must be used in place of stock Bosch plugs.

Frequently Asked Questions

  • What bore are these for? 90.5mm and 92mm pistons (1776/1835cc).
  • Can I port them? Yes — the GTV-2 casting is designed for hand or CNC porting.
  • Single or dual springs? Single hi-rev springs; for high-lift cams choose the dual-spring version.
  • Do I need lash caps? Yes — required with stainless valves, sold separately (00-4006-0).
  • What's the part number? EMPI 98-1333-B (UPC 707924443417).
  • Are you an authorized dealer? Yes.

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Prop 65 Warning

WARNING: 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.