TAIDA PERFORMANCE ENGINE CASE BORING TOOL
GY6 B-BLOCK • 57MM STUD SPACING • POLARIS RZR 170

TAIDA specialty case boring tool designed for engine builders installing larger big-bore cylinders in compatible 57mm B-Block GY6 engines and Polaris RZR 170 applications.

The tool enlarges the crankcase cylinder opening to provide clearance for oversized cylinder sleeves. It can bore the case opening up to 70mm, making it suitable for many 65mm, 66mm and 67mm big-bore cylinder builds.

KEY FEATURES

• TAIDA performance engine-building tool
• Bores crankcase opening up to 70mm
• Designed for 57mm stud-spacing B-Block cases
• Compatible with Polaris RZR 170 applications
• Allows installation of many oversized cylinder sleeves
• Ideal for performance shops, machine shops and experienced engine builders

APPLICATIONS

Common applications include:

• Polaris RZR 170
• GY6 150cc B-Block
• GY6 172cc B-Block
• GY6 180cc B-Block
• 65mm / 66mm / 67mm big-bore cylinder builds
• Approximately 180cc–232cc performance builds depending on bore, stroke and engine configuration
• Compatible scooters, ATVs, go-karts and buggies

IMPORTANT FITMENT INFORMATION

This tool is intended for compatible 57mm stud-spacing B-Block engine cases.

QMK / GY7 fitment has NOT been confirmed. Do not assume compatibility based solely on engine displacement or stud spacing.

Before ordering, verify your:

• Engine / crankcase design
• 57mm cylinder stud spacing
• Existing case opening
• Cylinder sleeve outside diameter
• Required finished case bore

INSTALLATION NOTE

This is a specialty machining tool intended for experienced engine builders or qualified machine shops. Proper setup and alignment are critical when boring an engine case.

After machining, completely clean the crankcase to remove all aluminum chips and debris before engine assembly.

PACKAGE INCLUDES

• 1 × TAIDA Engine Case Boring Tool

TAIDA PERFORMANCE • MADE FOR SERIOUS GY6 ENGINE BUILDS
DISTRIBUTED BY JPstore