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Product details
These Stock PLUS heads use 44mm intake and 36mm exhaust Manley stainless valves for a 94–96mm-bore Type 4 build. The round-port castings have 62cc chambers, silicon-bronze guides, and hardened valve seats. They are supplied as a complete pair with single valve springs, chromoly retainers, and EMPI's valve work.
Technical Details
- Part number: 98-5321-0
- Required bore: 94–96mm
- Valves: 44mm intake/36mm exhaust
- Chamber volume: 62cc
- Valve springs: Heavy-duty single
- Retainers: Chromoly
- Quantity: Two heads
Fitment & Compatibility
EMPI specifies VW Bus 1976–1979, Porsche 914 1973–1976, and Porsche 912E 1976 in the Type 4 configuration. Three-bolt intake manifolds are required, and engine-tin modification may be needed. Confirm the piston and cylinder, intake, exhaust-port, and spark-plug specifications for the build before assembly.