Port Cylinder Head

ported
CNC_PORTED_225cc_DART_PRO_1CYLINDER_HEAD_01_ujid

CNC PORTED 225cc DART PRO 1CYLINDER HEAD

CNC ported 225cc Dart Iron PRO 1 aluminum cylinder head. CNC ported and port design by HVH. We start with Dart 200cc/64cc head and CNC port them to 225cc intake runners and 72cc combustion chambers. 60+ hp gain over stock Dart heads!! Huge gains in torque! 2.080" Intake valve job and 1.600" exhaust valve job. The item "CNC PORTED 225cc DART PRO 1CYLINDER HEAD" is in sale since Wednesday, May 18, 2016. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "high_velocity_heads" and is located in Knoxville, Tennessee. This item can be shipped worldwide. Brand: Undisclosed Manufacturer Part…
Read More
LT4_CNC_Ported_Cylinder_Heads_repairs_needed_01_zbgy

LT4 CNC Ported Cylinder Heads (repairs needed)

Pair of CNC Ported Cylinder Heads by Late Model Engines (repairs needed). Condition is "For parts or not working". Engine suffered failure in bottom end and damaged 3 chambers and a few valves. 7 good intake valves and one bent. 8 good exhaust valves. Missing valves were used again on new castings. Complete set of BTR Titanium Valve Springs, Titanium retainers, and locks. Will need 3 chambers repaired and possibly all new valves (and valve job). Customer opted for new castings and we did not have these repaired. These heads had less than 1000 miles after installation. The item "LT4 CNC Ported Cylinder Heads (repairs needed)" is in sale since…
Read More
2JZ_Ported_Cylinder_Head_Supertech_2jz_ge_vvt_i_Toyota_Supra_Lexus_is300_gs300_01_yr

2JZ Ported Cylinder Head Supertech 2jz-ge vvt-i Toyota Supra Lexus is300 gs300

Supertech titanium retainers. 91lbs at 33.60mm. Supertech Valve guides intake - gde-t2jz-i. Supertech Valve guides exhaust - gde-t2jz-e. Inconel exhaust valves STD size - TEVI. Supertech black nitrided valves STD size. You need to clean the head before installation. The item "2JZ Ported Cylinder Head Supertech 2jz-ge vvt-i Toyota Supra Lexus is300 gs300" is in sale since Saturday, October 3, 2020. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "intelman4o" and is located in Sofia, Sofia . This item can be shipped worldwide.
Read More
CNC_Ported_Cylinder_Head_for_Mini_JCW_Cooper_S_2nd_Gen_N14_Engine_01_fh

CNC Ported Cylinder Head for Mini / JCW Cooper S (2nd Gen) N14 Engine

CPL Racing CNC ported cylinder head service for BMW Mini / JCW Cooper S (2nd gen) N14 engine (donor cylinder head not included). At CPL Racing we have been porting cylinder heads for 20 years. Our recent acquisition of a new 5 axis CNC machining centre however, has allowed us to expand our services further into CNC ported cylinder heads. Unlike any other company, we do not digitise hand ported heads and reproduce them by CNC machining. Our process is a completely new approach which begins by digitising the stock head. Various ports are then designed using computer aided design (CAD), using formulas we have developed over many years complemented…
Read More
PORTED_Yamaha_YFZ450_04_09_cylinder_head_valves_HOT_CAMS_camshaft_REBUILT_K_39_01_uooo

PORTED Yamaha YFZ450 04-09 cylinder head valves HOT CAMS camshaft REBUILT K-39

This is a factory OEM stock engine motor cylinder head for a Yamaha YFZ450. THIS HAS BEEN PORTED AND POLISHED. CAMS ARE HOT CAMS , #22 and #23. This was totally gone through, cleaned in a part tank, all valves were replaced with brand new ones. Everything inspected and replaced as necessary. Valves were all cut and matched, and then shimmed to proper specs. Valve seats, cam journals , and cams have all been checked and adjusted to proper specs; cam shim clearance is set properly. This is 100% bolt on ready. Includes everything seen in the photos including: factory head assembly, camshaft, cam, camshafts, valves, seats, cam journals are…
Read More
PORTED_NEW_Honda_XR100_CRF100_CRF_XR_100_XR100R_Cylinder_Head_03_13_01_ou

PORTED NEW Honda XR100 CRF100 CRF XR 100 XR100R Cylinder Head 03-13

Ported/flowed New OEM Honda CRF100 cylinder head. Brand new head from Honda. We offer a credit when returning your good used head core. The item "PORTED NEW Honda XR100 CRF100 CRF XR 100 XR100R Cylinder Head 03-13" is in sale since Thursday, December 20, 2018. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Cylinder Heads & Valve Covers". The seller is "jc250r31" and is located in La Place, Louisiana. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand,…
Read More
PORTED_Audi_VW_1_8t_20V_Golf_A4_TT_K04_K03_S3_AEB_AGU_CYLINDER_HEAD_1_8_Turbo_A3_01_ikfo

PORTED Audi VW 1.8t 20V Golf A4 TT K04 K03 S3 AEB AGU CYLINDER HEAD 1.8 Turbo A3

Ported and polished AUDI VW 1.8T 20V 4cyl head. Professionally ported head for street and race applications, for Turbo or NA engines. Bare engine head without valves, valve springs and retainers. Ported, corrected and polished inlet ports Standard head, average intake runner cross area is 1208.4mm. After porting average intake cross area is increased to 1525.3mm. Intake port is increased in all its lengths, all unnecessary sharp corners, steps and edges are corrected to design even and perfect port shape, modified intake near the intake flange. Port shape and design is created based on experience, flow data experiments and direct back-to-back engine tests. Intake port flow increase is in all…
Read More
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…
Read More
NEW_CNC_Ported_HARLEY_DAVIDSON_CYLINDER_HEADS_TWIN_CAM_16723_99_16725_99_01_lkhc

(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…
Read More
HVH_CNC_ported_Brodix_13_SB_Chevy_cylinder_head_282cc_01_hn

HVH CNC ported Brodix 13 SB Chevy cylinder head 282cc

CNC ported Brodix 13 degree Small Block Chevy cylinder head. CNC porting and port design by HVH. 2.180" intake valve job and 1.600" exhaust valve job. No other parts included. The item "HVH CNC ported Brodix 13 SB Chevy cylinder head 282cc" is in sale since Wednesday, May 18, 2016. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "high_velocity_heads" and is located in Knoxville, Tennessee. This item can be shipped worldwide. Brand: Brodix Manufacturer Part Number: Does not apply
Read More