Port Cylinder Head

twin
NEW_CNC_Ported_HARLEY_DAVIDSON_CYLINDER_HEADS_TWIN_CAM_16723_99_16725_99_01_vb

(NEW) CNC Ported HARLEY DAVIDSON CYLINDER HEADS TWIN CAM 16723-99, 16725-99

Twin Cam heads (Front and Rear), New OEM castings, CNC machined (computer numerical control) raw castings machined and ported by General Engineering in Minnesota. Developed with the Milwaukee Harley factory and confirmed with dyno and flow testing. Intake valves are 1 15/16 (1.937) inch diameter and exhaust 1 9/16 (1.562) inch diameter. Priced way below cost. The item "(NEW) CNC Ported HARLEY DAVIDSON CYLINDER HEADS TWIN CAM 16723-99, 16725-99" is in sale since Tuesday, May 5, 2020. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Cylinder Heads & Valve Covers". The seller is "racepartsdiscount" and is located in Clearwater, Florida. This item can be shipped…
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Harley Twin Cam 1999-2017 Cylinder Head CNC Porting Service

Turn around time is 2 to 3 weeks from the day we receive your Cylinder Heads. Your Cylinder Heads will be disassembled, cleaned, and inspected prior to any service being done to the Cylinder Heads. Next your Cylinder Heads will be ported with our CNC program based on your supplied motor information and performance configuration provided by you. Then your Cylinder heads will have AV&V Bronze Magnesium Guides installed and fitted. Once guides are INSTALLED the seats are cut with our PROPIETARY MULTI ANGLE INTAKE AND FULL RADIUS EXHAUST. During the seat work the valve stem depth is set depending on your CAMSHAFT which will dictate the valve protrusion and…
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Porsche_911_2_5_914_6_GT_ST_RS_Twin_Plug_Cylinder_Heads_Refurbished_Ported_38_38_01_qs

Porsche 911 2.5 914-6 GT ST RS Twin Plug Cylinder Heads Refurbished Ported 38/38

The valve seats are excellent, not machined or lapped in far for excellent compression, valves are original 46mm intakes and sodium filled 40mm exhaust valves, same as the 73 Porsche 911 Carrera RS had, ports are large 38/38mm beautifully ported and polished, valve springs are new Aase Brothers /Aasco Motorsports with light weight titanium retainers, spark plugs are both 14mm for an easy selection of plugs, the heads have been chamfered/beveled for 86.7mm cylinders - these heads are perfect for your screaming 2.5 liter 911 engine. They were built for a 914-6GT 2.5 liter spare engine and plans changed. Freshly plated studs are included - not shown in the photos.…
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(NEW) CNC Ported HARLEY DAVIDSON CYLINDER HEADS TWIN CAM 16723-99, 16725-99

Twin Cam heads (Front and Rear), New OEM castings, CNC machined (computer numerical control) raw castings machined and ported by General Engineering in Minnesota. Developed with the Milwaukee Harley factory and confirmed with dyno and flow testing. Intake valves are 1 15/16 (1.937) inch diameter and exhaust 1 9/16 (1.562) inch diameter. Priced way below cost. The item "(NEW) CNC Ported HARLEY DAVIDSON CYLINDER HEADS TWIN CAM 16723-99, 16725-99" is in sale since Monday, January 6, 2020. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Cylinder Heads & Valve Covers". The seller is "racepartsdiscount" and is located in Clearwater, Florida. This item can be shipped…
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