OEM Grade 86.25mm Piston Kit 0.25mm Oversize Compatible with 1995-2003 Honda TRX400FW FourTrax Foreman 400 4x4 395cc Air-Cooled OHV Rings Wrist Pin Circlips 13102-HM7-000

Piston Kit 0.25mm Oversize Compatible with 1995-2003 Honda TRX400FW FourTrax Foreman 400 4x4 395cc Air-Cooled OHV Single Cylinder (86.25mm Bore)
Direct replacement 0.25mm oversize piston kit for 1995 through 2003 Honda TRX400FW FourTrax Foreman 400 4x4 with 86.25mm bore. Requires cylinder boring from 86.00mm standard to 86.25mm. Kit includes cast aluminum piston with MOS2 coating, piston rings, wrist pin, and circlip retainers for a complete single-cylinder rebuild.

OEM CROSS-REFERENCE PART NUMBERS:
• 13102-HM7-000 (0.25mm OS piston)
• 13101-HM7-000 (standard piston)
• 13102-HM7-000 (0.25mm OS piston)
• 13103-HM7-000 (0.50mm OS piston)
• 13104-HM7-000 (0.75mm OS piston)
• 13105-HM7-000 (1.00mm OS piston)
• 13011-HM7-003 (ring set)
• 13111-HM7-000 (piston pin)

SPECIFICATIONS:
• Type: Piston Kit with Rings
• Size: 0.25mm Oversize
• Bore: 86.25mm
• Standard Bore: 86.00mm (3.386")
• Stroke: 68.0mm
• Cylinders: Single Cylinder
• Engine Type: 395cc Air-Cooled 4-Stroke OHV
• Kit Contents: Piston, Rings, Wrist Pin, Circlip Retainers
• Material: Cast Aluminum with MOS2 Coating

APPLICATIONS:
• Honda TRX400FW FourTrax Foreman 400 4x4 (1995-2003)

NOTES:
• Kit is for ONE cylinder
• Requires cylinder boring to 86.25mm
• Always measure cylinder bore before installation

⚠️ Verify OEM part number from your original engine before ordering.