EMPI Stock Dual Port Cylinder Head | VW Type 1 Aircooled | 85.5mm, 35.5/32mm Valves, Complete (98-1356-B)

EMPI Stock Dual Port Cylinder Head — 85.5mm Bore, 35.5/32mm Valves, Complete (98-1356-B)

When you're rebuilding a stock dual-port motor, fresh heads beat trying to save tired, cracked originals — and this is the complete, ready-to-bolt-on answer. EMPI's stock 85.5mm dual-port head (98-1356-B) comes fully assembled with 35.5×32mm OEM OSVAT valves, springs, retainers, keepers, and all studs. SCORE-approved for Class 11, sold each.

Vehicle Fitment

• VW Beetle: 1971–1979 (dual-port, 85.5mm)
• VW Bus: 1971 and later (dual-port, 85.5mm)
• VW Karmann Ghia: 1971–1974
• VW Type 3: 1971–1973
• VW Thing: 1973–1974

Not confirmed: single-port engines, big-bore 90.5/92/94mm builds (use the matching-bore head), Type 4 engines.

Why Choose EMPI?

You get genuine parts backed by real support.

Key Features & Benefits

• 85.5mm dual-port casting: direct fit for stock dual-port rebuilds.
• OEM OSVAT valves: 35.5mm intake / 32mm exhaust.
• Complete assembly: stock valve springs, steel retainers, and hardened keepers.
• Studs included: rocker, exhaust, and intake studs.
• Race-ready: SCORE approved for Class 11 competition.
• Sold each.

Technical Specifications

• Bore: 85.5mm, dual port
• Valves: 35.5mm intake / 32mm exhaust, OEM OSVAT
• Chamber Volume: 51cc
• Intake Port Volume: 53cc
• Exhaust Port Volume: 56.5cc
• Spark plugs: 14mm x 1/2"
• OE Reference: 043-101-355CK
• Part Number: 98-1356-B (UPC 707924370393)

Frequently Asked Questions

• Is this a complete, assembled head? Yes — it ships fully assembled with valves, springs, retainers, keepers, and all studs, ready to bolt on.
• What bore does it fit? Stock 85.5mm dual-port engines.
• Is it sold as a pair? No — sold each.
• Is it race-legal? SCORE-approved for Class 11 competition.
• What's the part number? EMPI 98-1356-B (UPC 707924370393).
• Are you an authorized dealer? Yes.

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Prop 65 Warning

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. For more information, go to www.P65Warnings.ca.gov. All parts legal for use on pre-pollution controlled vehicles only.