1971-1979 Cylinder Head 85.5mm Dual Port with Dual Valve Springs
When replacing your cracked Cylinder Heads, it is best to replace with one that will last as long or even longer than your original German Quality Head. These Cylinder Heads are made from high quality special alluminum alloy in a permanent mold casting which makes a stronger Cylinder Head that functions just as good as it looks. This all new casting features an increased port wall thickness for porting, bronze valve guides, and has a 3/4" reach for the 12mm Spark Plugs that have been moved away from the valve seats to eliminate stress cracks. This Cylinder Head is sold Individually and comes with the Dual Valve Springs.
- Complete Dual Port Cylinder Head (Each)
- 85.5 Bore Size
- 40mm Intake / 35.5 Exhaust
- Special Aluminum Alloy for Strength
- Permanent Mold Casting
- Bronze Valve Guides
- Increased Port Wall Thickness for Porting
- Exhaust Air Passeges Clear for Proper Cooling
- Weldable for Custom Work
Also known under these part numbers: (For reference only)
- 707924443400
- 98-1332-B
- 98-1332-B
- 98-1347-B