Port Cylinder Head

Month: January 2023
Norton_Commando_Exhaust_Port_Thread_Repair_Service_01_ln

Norton Commando Exhaust Port Thread Repair Service

Using our own CNC Milling machine we helical interpolate a new thread into the exhaust port to accept one of our CNC MACHINED bronze inserts. The new thread is then CNC milled inside to fit the new rose nut exactly. Because of the nature of CNC machining the external and internal threads are machined coincidentaly(both thread starting in the same position with one thread inside the other) giving a very strong insert. These bronze inserts are threaded and locked in and WILL NOT jack out. We have instock 3 sizes of bronze repair inserts to cope with previous repairs but in the last resort we can weld the port to…
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2022_23_Honda_CRF250R_CNC_Ported_Cylinder_Head_Top_End_Motor_Engine_01_ioik

2022-23 Honda CRF250R CNC Ported Cylinder Head, Top End, Motor, Engine

For sale is the (Cylinder head) from a 2023 Honda CRF 250R. These heads are factory level. Head was CNC ported and has mold star 90 seats and guides with a 5 angle performance valve job. I have 5 of these heads available with no run time. They come as pictured. If you would like me to build the with oem valve train parts that will be extra. Please do your own fitment research to make sure the part will fit your application. Expect normal wear for a used motocross part. Bearings, seals, and wear items are not warrantied. All items pictured are included unless stated otherwise. This item is…
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Harley_M8_Oil_Cooled_heads_Stage_4_Pit_Bull_Service_Ported_Screamin_Eagle_01_neg

Harley M8 Oil Cooled heads Stage 4 Pit Bull Service Ported (Screamin Eagle)

New 2019 Take Offs! Our Pit Bull Serviced Heads are for use with big bore kits and/or racing applications that require increased air flow. Kibblewhite High Flow Oversized Valves are +2mm intake and +1mm exhaust. Stage 4 heads requires oversized Induction. Final combustion chamber cc range 89-90 cc. Pit Bull Stage 4 Serviced Heads will be a complement to all the other high performance engine enhancements and parts you already have on your bike. New Kibblewhite Oversized Valves +2mm intake (42mm), +1mm exhaust (33mm). New Kibblewhite Viton Valve Guide Seals. Combustion Chamber 89cc's +/- 1cc on adverage (kept stock size so compatible with all aftermarket big bore kits). Our passion…
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DUCATI_EXHAUST_PORT_THREAD_REPAIR_SERVICE_each_head_01_onp

DUCATI EXHAUST PORT THREAD REPAIR SERVICE (each head)

Using our own CNC Milling machine we helical interpolate a new thread into the exhaust port to accept one of our CNC MACHINED. The new thread is then CNC milled inside to fit the new rose nut exactly. Because of the nature of CNC machining the external and internal threads are machined coincidentaly(both thread starting in the same position with one thread inside the other) giving a very strong insert. Inserts are threaded and locked in and WILL NOT jack out. We can weld the port to fill in any poor attempts at previous repairs. (please note this can be charged as an extra). Also any remedial welding where poor…
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Kawasaki_Klx_140_Ported_Cylinder_Head_Brand_New_Race_Head_Fits_All_Msc_01_emdh

Kawasaki Klx 140 Ported Cylinder Head Brand New Race Head Fits All, Msc

ITEM: KAWASAKI KLX 140 PORTED CYLINDER HEAD BRAND NEW RACE HEAD FITS ALL, MSC. Item is brand new - never used. Ported by Minimoto Cartel. Does NOT have cam, valves, tappets, rockers, etc. But you can use yours from your stock head. All used items will show normal signs of wear from use - please review pictures. All items are reviewed for usability and possible issues. Issues that effect the item will be listed above in the "details" section. We do our best to supply quality used and new parts. Check out our store for more amazing used/new parts!! Don't like the price? Simply smash that make offer button and…
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2_X_Square_Port_364_Casting_Cylinder_Head_For_Holden_Caprice_Wm_L77_L98_6_0l_V8_01_ylvf

2 X Square Port 364 Casting Cylinder Head For Holden Caprice Wm L77 L98 6.0l V8

2 X SQUARE PORT 364 CASTING CYLINDER HEAD FOR HOLDEN CAPRICE WM L77 L98 6.0L V8. Mace square port 364 casting cylinder heads are manufactured from high quality aluminium casting. This cylinder head is fully CNC machined for maximum horsepower and torque. These cylinder heads fulfill the standards and provide excellent service and durability. These heads are manufactured to precise machining tolerances. These cylinder heads suit Holden vehicles fitted with L77, L98 and LS3 V8 engines. Intake valve head diameter: 2.165. Exhaust valve head diameter: 1.59. 2 X Cylinder head. Please remember to check out our other performance products for sale. At Mace Engineering Group, we take great care in…
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1975_Johnson_Evinrude_85hp_Cylinder_Head_Assembly_Port_Side_01_qt

1975 Johnson Evinrude 85hp Cylinder Head Assembly / Port Side

Thank you for stopping by! This is fully operational and functions as intended on the engine model specified. Special exclusions or considerations are listed in the comments below. Cylinder Head Assembly / Port Side. 85ESL75E / 85 HP. I will respond to all questions promptly and please view my other listings. My goal is to provide good working and hard to find parts at bargain prices. I strive for a A1. And, please remember to leave feedback. I thank you for your business! This item is in the category "eBay Motors\Parts & Accessories\Boat Parts\Outboard Engines & Components\Other". The seller is "derricksoutboards" and is located in this country: US. This item…
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1998_Johnson_Evinrude_175hp_Cylinder_Head_Assembly_Port_Side_01_zagc

1998 Johnson Evinrude 175hp Cylinder Head Assembly / Port Side

Thank you for stopping by! This is fully operational and functions as intended on the engine model specified. Special exclusions or considerations are listed in the comments below. Cylinder Head Assembly / Port Side. I will respond to all questions promptly and please view my other listings. My goal is to provide good working and hard to find parts at bargain prices. I strive for a A1. And, please remember to leave feedback. I thank you for your business! This item is in the category "eBay Motors\Parts & Accessories\Boat Parts\Outboard Engines & Components\Other". The seller is "derricksoutboards" and is located in this country: US. This item can be shipped worldwide.…
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