WSRD DIY CNC Ported Cylinder Head Rebuild Service & Parts | Polaris Pro R

Name: WSRD DIY CNC Ported Cylinder Head Rebuild Service & Parts | Polaris Pro R
Brand: WSI
SKU: WSI PRORPORTSERVICES-000
Price: 1249.0 USD
Availability: InStock

by WSI

$1,249.00 - $2,148.00

$1,249.00

$1,249.00 - $2,148.00

$1,249.00

CNC Porting Lead-Times

All WSRD Cylinder Head Services typically take no longer than 3-5 business days.
Relative to work load, some lead-times may exceed 5 business days.

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Description

Introducing the WSRD DIY CNC Ported Cylinder Head Rebuild Services & Parts for your Polaris Pro R Fury 4-Cylinder Engine!

What's Included? (When selecting "No Thanks - Machining Services ONLY")

WSI CNC Cylinder Head Porting Service
WSI Cylinder Head Deck Service
WSI Cylinder Head Valve Job Service
WSI Vapor Hone Clearing Service

Please ship your cylinder head core to the following address:
Whalen's Speed R&D
161 Commercial Avenue,
Paw Paw, Michigan 49079

Take your naturally aspirated, non-turbocharger Polaris Pro R to the next level with the WSI CNC Cylinder Head Porting Services! Please note all WSI CNC Ported Cylinder Head Services REQUIRE the +1mm Intake and Valve option. OEM standard size valves will not fit with this service. Valve Spring and Valve Stem Seal options can be added at an additional cost.

INTAKE PORT - STOCK VS. WSI

Stock Port Average Air Flow: 189.8 CFM
WSI CNC Port Average Air Flow: 210.6 CFM

The WSRD CNC Port sees an average of ~11% CFM increase over stock with a peak of 19%.

EXHAUST PORT - STOCK VS. WSI

Stock Port Average Air Flow: 146.2 CFM
WSRD CNC Port Average Air Flow: 158.1 CFM

The WSRD CNC Port sees an average of 8% CFM increase over stock with a peak of ~15%.

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WSRD DIY CNC Ported Cylinder Head Rebuild Service & Parts | Polaris Pro R

INTAKE PORT - STOCK VS. WSI

EXHAUST PORT - STOCK VS. WSI

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