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Tech Base

Frequently Asked Questions

Cylinder Sleeves
Sleeve Installation

How To and Troubleshooting

General
Cylinder Sleeve Installation: 2 StrokePDF
Cylinder Sleeve Installation: 4 StrokePDF
Piston ClearancesPDF
Custom Sleeves
Custom Sleeves InfoPDF
Custom Sleeves TemplatePDF
Break-In
2-Stroke Break-In ProceduresPDF
4-Stroke Break-In ProceduresPDF
Cylinder Break-in InstallationPDF

Articles

How to Know When to Replace the Piston in Your Motorcycle or ATV
10 Things to Know Before You Rebuild Your Motor

Vehicle Specific

Honda
Honda CR250 1989-91Power Valve RemovalVideo
Honda CR250R 2002-04Power Valve & Stud RemovalVideo
Honda ATC-250R 1985-86, FOUR TRAX TRX 250R 1986-89 295cc Big Bore KitMachining / InstallPDF
Honda CR-80 to 105cc Big Bore Sleeve Kit 1986-2001 []Machining / InstallPDF
Honda CR-250R to 295cc Big Bore Sleeve Kit 1986-91Machining / InstallPDF
Yamaha
Yamaha YZ250 1999-20Power Valve & Stud RemovalVideo
Yamaha YZ250 1989-98Power Valve & Stud RemovalVideo
Yamaha BANSHEE 409 Big Bore KitNiks Quick InfoPDF
Yamaha BANSHEE 409cc PROCROSS Big Bore Mono Block CylinderInstallPDF
Yamaha BLASTER 200 to 240cc Big Bore Sleeve Kit 1988-2001 Machining / InstallPDF
Kawasaki
Kawasaki KX-80 to 100cc Big Bore Sleeve Kit 1986-2000Machining / InstallPDF
Kawasaki KX-250 1987-89, KXF TECATE 4 1987-88 295cc Big Bore Sleeve KitMachining / InstallPDF
Suzuki
Suzuki RM80 1991-01Power Valve RemovalVideo