Powerhead Rebuild Kit

We offer two kit options for this application.
A “Short Kit” which includes: Piston Kits (piston, Riken Rings, wrist pin & Clips), Complete Powerhead Gasket Kit with Crank Seals and Rod bolts.
A “Complete Kit” which includes everything in the short kit, plus contains all powerhead bearings!

The pistons in this kit are available in STD, .010″, .015″ .020″, 030″ & .040″ oversize. To order your kit, select your desired options, then click “add to cart”. If your cylinders require different size pistons, you will need to give us a call to place the order

Standard Bore size: 2.993″

Fits

Mercury / Mariner

50hp 1998-2007
60hp 1997-2007

Replaces: 850026A1, 850026T1, 821368A1, 850026A3, 850026T3, 850051A1, 812867A91, 812867A96, 812867A97, 828553A97