3170S3, PISTON KIT, STBD, OVERSIZED, 3.655”/.030
Brand
• Wiseco Performance Products
Description
• Matched & Balanced Replacement Outboard Pistons
Fitment -
Mercury 250 XB. OG980600 & OT800999, 3.0 L EFI...

Starboard .030 Oversize.
Rings and wrist pin included.
Fits 3.0L outboards.
See chart for specific engine applications.