Piston Kit Standard
Suits Evinrude E-Tec 40HP,50,60,75,90HP
Standard Bore Size is 3.601"
Suits all models 04 on

3131P3, PISTON KIT, PORT & STBD, OVERSIZED, 3.258”/.030
Brand
• Wiseco Performance Products
Description
• Matched & Balanced Replacement Outboard Pistons
Fitment -
Yamaha 55HP, Loop charge, 92-96, 2 Cyl....

3131P4, PISTON KIT, PORT & STBD, OVERSIZED, 3.268”/.040
Brand
• Wiseco Performance Products
Description
• Matched & Balanced Replacement Outboard Pistons
Fitment -
Yamaha 55HP, Loop charge, 92-96, 2 Cyl....

Piston Kit Standard
Suits Johnson & Evinrude 50,60,70HP 3 Cylinder
1994 onwards but can be back fitted to 1986 onwards 70HP with 3.1875" standard bore.

• Piston Kit
Key Features:
• Port
Interchange:
Yamaha Outboard
• 6R5-11645-11-00

• Piston Kit
Key Features:
• Port
Additional Details:
• Size: .50mm O.S.
Interchange:
Yamaha Outboard
• 61H-11646-10-00
• 61H-11646-11-00
• 6R5-11646-10-00
• 6R5-11646-11-00...

• Piston Kit
Additional Details:
• Bore Size: 3.6195 (starboard) / .020
Interchange:
Mallory
• 9-53437
Johnson/Evinrude Outboard
• 0439516
• 5006712

3625KD, Semi Keystone Ring Set, STANDARD, 3.6265”/Std.
Brand
• Wiseco Performance Products
Description
• Matched & Balanced Replacement Outboard Piston Ring Sets

Suits Piston Kits -
3191PS
3191SS
...

3874KD, Semi Keystone Ring Set, OVERSIZED, 3.874”/.020
Brand
• Wiseco Performance Products
Description
• Matched & Balanced Replacement Outboard Piston Ring Sets

Suits Piston Kits -
3210P2
3210S2
...

3137P2, PISTON KIT, PORT, OVERSIZED, 3.521”/.020
Brand
• Wiseco Performance Products
Description
• Matched & Balanced Replacement Outboard Pistons
Fitment - Top guided rod
Mercury 175HP, 2.5 L, 6 Cyl.
...