CROSS REFERENCE PART NUMBERS:
• Yamaha 34L-11638-02-00
• Yamaha 3TB-11638-00-00
• Pro-X 01.2601.100
ITEM SPECIFICATIONS:
• Component: Piston Kit (1mm Oversize)
• Piston Size: 96mm (1mm Oversize)
• Bore x Stroke: 95.0mm x 84mm (Standard)
• Displacement: 595cc (Single-Cylinder)
• Compression Ratio: 8.5:1
• Kit Contents: Piston, Rings, Wrist Pin, Circlips
• Material: Forged Aluminum Alloy Piston
• Engine: Air-Cooled 4-Stroke SOHC
• Model Years: 1984-2004 (Yamaha TT/XT 600 and Grizzly 600)
COMPATIBLE MODELS:
Yamaha 595cc Motorcycles:
• TT 600 (1984-2004) / XT 600 / XT 600 Tenere (1984-2003)
Yamaha 595cc ATVs:
• Grizzly 600 (1998-2001) / Grizzly Hunter 600 (2001) / Grizzly Hunting 600 (2000)
PRODUCT DETAILS:
This 1mm oversize piston kit is designed for the Yamaha 595cc air-cooled 4-stroke SOHC single-cylinder engine used across the TT 600, XT 600, and Grizzly 600 model families. The 96mm oversize piston provides optimal piston-to-wall clearance for proper ring seal and compression in cylinders bored 1mm over the standard 95mm bore. Each kit includes forged aluminum alloy piston, precision-fitted piston rings, hardened wrist pin, and retaining circlips for the Yamaha 595cc engine. Manufactured using premium forged aluminum alloy and precision machined on CNC equipment for consistent dimensions and reliable performance in both motorcycle and ATV applications.
PRODUCT NOTICE:
As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but are designed to function the same as - if not better than - the original. All parts sold are new.
WARNING - This product may expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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