SERVICES
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| Description | Notes | Part Number |
| WPC Treatment | WPC is a proven treatment process that has been used for many years in Japan by physically changing the surface of parts, creating a harder more durable product. | Click Here |
| Street Port 74-85 4-Port | *Increases port timing and flow
for better higher RPM power. Includes four intake and two exhaust ports. Does
not include price of housings or lapping. Example at: 74-85 12A / 13B 4-Port Street Porting |
SV-PORT-S4P |
| Street Port 84-92 6-Port Non-turbo | *Includes six intake and two
exhaust ports. Does not include price of housings or lapping. Examples at: 86-92 Non-Turbo Street Porting and: 84-85 13B 6-Port Street Porting |
SV-PORT-S6P |
| Street Port 86-95 Turbo Engines | *Increases port timing and flow
for better higher RPM power. Includes four intake and two exhaust ports. Does
not include price of housings or lapping. Example at: 86-95 Turbo Street Porting |
SV-PORT-STB |
| Street Port - Intake Only | *Includes four intake ports only (does not apply to 6-port engines), does not include price of housings or lapping. | SV-PORT-SINT |
| Street Port- 6-port Intake Only |
Includes 6 intake ports only. Does not include price of housings or lapping. | SV-PORT-SINT-6P |
| Street Port - Turbo Intake only |
*Includes four intake ports only. (For 87-95 Turbo engines only) Does not include price of housings or lapping. | SV-PORT-SINT-TB |
| Street Port - Exhaust Only | *Includes two exhaust ports only, does not include price of housings. This porting will only be done on new rotor housing supplied by MAZDATRIX, or on excellent condition housings supplied by the customer.(We do not port 86-92 non-turbo rotor housings, see: 86-92 6-Port Exhaust) | SV-PORT-SEXH |
| Street Port- Turbo Exhaust Only |
*Includes two exhaust ports only. (For all 87-95 Turbo engines) Does not include price of housings. | SV-PORT-SEXH-TB |
| Big Bridge Porting | *Adds larger second intake port
at rotor. Very poor low-end response, marginal midrange, power is 7500 RPM and
up. Not recommended for street driving. Removes water inner "O"-Ring at intake
port area. Includes all intake and exhaust ports. Does not include price of
housings. Done on new rotor housings only, supplied by MAZDATRIX. Requires
carbon apex seals. See: Bridge Porting |
SV-PORT-JBRIDGE |
| Peripheral Ports | *Requires peripheral port rotor housings, special filled intake ports in front, center, and rear housings, carbon apex seals, special intake and exhaust manifolds, etc. | CALL FOR QUOTES |
| Lapping | Anytime an engine is disassembled, the front, center, and rear housings should be lapped flat to remove all wear grooves. Price is per surface - four required per engine. | SV-LAP |
| Rotor Side Clearance | Required for sustained high RPM engines. Keeps the rotor from contacting the side housings. Includes side cutting of rotor gear. Does not include cost of rotors. Price includes machining on both sides of two rotors. Done on new rotors only, supplied by MAZDATRIX. | SV-ROTOR-SIDE |
| Balancing | Balancing of the rotating engine
assembly parts is usually only necessary for high RPM race engines, or when
mixing rotors, counterweights, flywheel, or using lightened rotors. Please call
for specifics before sending in your engine parts.
* Parts will be subject to an additional fee if not cleaned and prepared properly before sent. Click HERE for a printable check list. |
SV-BALANCE |
| Surface Flywheel | Should be done anytime a clutch is changed. Done on customer supplied flywheel. | SV-FLYWHEEL-SUR |
*For Racing Purposes Only - not legal for public street use on pollution controlled vehicles
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