Yamaha YXR 660 Rhino Special Edition 4 WD [2007] - cast pistons

PROX cast piston for Yamaha YXR 660 Rhino Special Edition 4 WD

The PROX cast piston is designed as a replacement piston for the Yamaha YXR 660 Rhino Special Edition 4 WD from 2007. Its technical features support a targeted selection for the revision of the upper engine range.

Technical execution

• Material: aluminum
• Piston type: cast
• Piston compression: standard
• Diameter: Ø 100.00 mm
• Letter oversize: A
• Oversize: STD
• Rings Quantity: Set
• Stroke: 4T
• Specificity: flat crown / 1 valve pocket

Selection and vehicle assignment

The assignment applies to the Yamaha YXR 660 Rhino Special Edition 4 WD, built in 2007. The diameter of Ø 100.00 mm as well as the markings “A” and “STD” serve to clearly coordinate within the specified piston version. Before ordering, check these features based on the existing engine and the intended spare parts configuration.

Features for engine revision

The cast aluminum version combines the specified design data with a standard compression. The flat crown and the design with 1 valve pocket describe the shape of the piston crown. The designation “4T” indicates the intended version within the technical data. With the specified ring quantity as a set, the selection can be made to match the piston specification described.