| Revised 9/17/08 |
| Street Motorcycle Port & Valve Work General Pricing |
8 Valve Heads - 4 intake ports, 4 exhaust ports, using stock size valves |
| Porting Prices |
| Note: labor prices only, guides, seals, valves etc. will be extra cost . |
| KZ Head - Street Port With Valve Job - 15% Avg. flow gain. Very Nice performance boost for street and touring type riding with 28 - 31mm Carburetor sizes & Drop In Cams. This is the ideal "street / touring" setup! Get the in town civility you're accustomed to with the stock motor with the torque increase that won't leave you flogging the gear shifter for pull off the corners on back roads. Good idle, smooth bottom end with crisp throttle response & strong pull from 3000RPM.
- 3 angle valve job
- Reface your valves or install new stock size valves
- Replace guides.
- Resurface
- Suggested motor size 900cc - 1075cc.
- Suggested cam lift .365" Web Cams #118 Grind Suggested  Dyno Chart -1075 / Web #110 Grind - 29 Mikuni Smoothbores / CRH Street Porting with too rich midrange jetting. Power will go up with leaner jetting. A/F was in the 10's on this run.
| $550 |
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KZ Head - Stage I Porting 25% Avg. flow gain. Great head for Hard Core Street Bike running 29 - 34mm carburetors with Performance Street Cams or a step up for that .360" lift cam for even more top end punch!
- 3 angle valve job
- Reface your valves or install new.
- Clearance tappet bores
- Replace Valve Guides
- Resurface
 Click on Thumbnail to enlarge flow sheet. 37.5mm intake setup for 1200cc motor [OS valve installation is additional cost]
Suggested motor size 900 to 1200cc.
Suggested cam lift .365" - .425" Web Cams
Suggest [118 or 119 Grind for 900 - 1075 street motors]
| $750 |
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J Head - Street Port With Valve Job - 15% Avg. flow gain. Nice performance boost for street and touring type riding with 29 - 34mm Carburetor sizes & Drop In Cams.
- 3 angle valve job
- Reface your valves or install new stock size valves
- Replace guides.
- Resurface
- Clearance tappet bores
- Suggested motor size 998cc - 1200cc.
- Suggested cam lift .384" - .418". Web Cams
| $550 |
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J Head - Stage I Porting 25% Avg. flow gain. Great head for Hard Core Street Bike running 29 - 34mm carburetors with Performance Street Cams.
- 3 angle valve job
- Reface your valves or install new.
- Clearance tappet bores
- Replace Valve Guides
- Resurface
- Suggested motor size 998cc - 1200cc
- Suggested cam lift .384" - .425" Web Cams
| $750 |
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| GPz Head - Street Porting 15% Avg. flow gain. Great head for Hard Core Street Bike running 34 - 36 mm carburetors or OEM DFI with Performance Street Cams. Pogue Pro-Flow [405-677-9397] throttle bodies with "Microsquirt" ECU are nice combo. Microsquirt units can be purchased from DIY Autotune.
-3 angle valve job
- Reface your valves or install new.
- Clearance tappet bores
- Replace Valve Guides
- Resurface
- Suggested motor size 1170 - 1260c
- Suggested cam lift .418" - .435" Web Cams
| $550 |
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| GPz Head - Stage I Porting For Big Block Street Motors with 34 - 36 mm carburetors or OEM DFI with Performance Cams. Pogue Pro-Flow [405-677-9397] throttle bodies with "Microsquirt" ECU are nice combo. Microsquirt units can be purchased from DIY Autotune. While we don't feel big blocks make a particularly good street engine, there are guys that want them regardless of opinions. If you're going that route and have a late model 2 Valve GPz head. This one will feed those big block bores what they like. - Install 38.6mm Intake Valves
- 3 angle valve job
- Reface your valves or install new.
- Clearance tappet bores
- Replace Valve Guides
- Resurface
- Suggested motor size 1260+cc
- Suggested cam lift - .425" Web Cams [109 Grind is a great choice]
| $850 |
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| KZ & J Engine Rebuild Labor Cost Have your engine professionally rebuilt. If you're thinking about a performance upgrade, this is a great way to do it properly and save money on the port work. - Completely disassemble & inspect internal components.
- Clean, soda blast cases, head & block [bare aluminum motors only]
- Replace components that are out of service specifications
- 3 Angle valve job with guide installation [Replace or Reface Valves]
- Hone cylinder block & size ring end gaps [cylinder boring is extra]
- Reassemble engine
Black painted engines are not soda blasted. Painting engines can be arranged but will be an additional cost. [parts not included in price of any rebuild package] | $700 |
| KZ & J Engine Rebuild Labor Cost with Street Porting | $1000 |
| KZ & J Engine Rebuild Labor Cost with Stage 1 Porting | $1200 |
Other Services | |
| Install 1st oversize Valves [4] | $100 |
| Valve Job [8 Valve Head] - 3 angle valve job | $150 |
| Valve Job [8 Valve Head] - 5 angle valve job | $225 |
| R&R 8 valve guides with 3 angle valve job | $225 |
| R&R 8 valve guides with 5 angle valve job | $300 |
| Flow Test your cylinder head [head already clean] Includes Port Map and CFM Data | $100 |
| Clean cylinder head for flow testing | $50 |
16 Valve Heads - 4 intake ports, 4 exhaust ports, using stock size valves | |
| Street porting with a 3 angle valve job & reface your valves. Resurface. Depending on the head design, other work may be required. | $750 |
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| We will be happy to arrange any services needed but not covered in the generalized pricing in order to better serve your needs. | |
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| ATV Port & Valve Work Prices |
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| 4 Valve Single Cylinder - Includes porting, valve job and tappet bore clearance if required. | $300 |
| 5 Valve Single Cylinder - Includes porting, valve job and tappet bore clearance if required | $375 |
| Install Oversize Intake Valves - per valve | $40 |
| R&R valve guide - per valve | $25 |
| Race Only Porting & Valve Work General Pricing |
Super Gas Head- 37.5mm[KZ Head] or 38.6mm[J Head] Intake Valve Installation
- Install New Guides
- Competition Valve Job
- Race Porting
Labor Only - Parts Not Included | $1050 |
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Soda Blasting Services [priced for unpainted surfaces] |
Painted Surfaces are more labor intensive and will be priced by the job after testing the part |
| Soda Blast Cylinder Head, flush and clean for final assembly | $60 |
| Soda Blast Cylinder Block [unpainted] | $40 |
| Soda Blast Transmission cover & Oil Pan | $60 |
| Soda Blast Valve Cover | $40 |
| Soda Blast Engine Cases, flush and clean for final assembly [unpainted] | $125 |
| Soda Blast & Clean - cases, head, block, oil pan, trans cover & valve cover | $200 |
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| Complete Engine Rebuilding - varies by level of work desired. | Contact Us for Pricing. |
| Payment can be made through PayPal or Money Order. |
Customer incurs the cost of shipping & insurance to and from our shop. There are many shipping options available on the Internet to fit everyone's budget. For such items as engine cases, heads and engine covers, UPS has always given us reliable delivery service. |
