Port Cylinder Head

39mm
Porsche_911SC_Big_Port_Cylinder_Heads_Rebuilt_39mm_Large_Intake_Ports_1978_1983_01_npr

Porsche 911SC Big Port Cylinder Heads Rebuilt 39mm Large Intake Ports 1978-1983

They are early heads US and feature the large 49mm intake valves and 41.5mm exhaust valves and 39mm intake ports, 35mm exhaust ports. They are threaded for US air injection in the exhaust ports and can be plugged - we have proper stainless plugs with the correct thread and seal washers available if no air injection is used (not included). These early cylinder heads are date-stamped 9-77, and the date-stamps on 2 of the heads are not visible due to refacing them. They have all been refaced to the same height. Please check out the photos, this is a truly excellent set of big port 3.0 cylinder heads. These were…
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Porsche_911SC_Big_Port_Cylinder_Heads_1978_1979_Rebuilt_39mm_Large_Intake_Ports_01_dbr

Porsche 911SC Big Port Cylinder Heads 1978 1979 Rebuilt 39mm Large Intake Ports

They feature the large 49mm intake valves and 41.5mm exhaust valves and 39mm intake ports, 35mm exhaust ports. These were also used on Euro 80-83 911SCs. These cylinder heads were fully refurbished by Ollie's many years ago and the engine they came off was rebuilt with another set of modified twin plug heads. Please check out our store for many rare or hard to find Porsche parts. The item "Porsche 911SC Big Port Cylinder Heads 1978 1979 Rebuilt 39mm Large Intake Ports" is in sale since Monday, July 1, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Other". The seller is "bengel512" and…
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