Tracker Series Harley Sportster Big Bore Tracker Piston Kit – 3.527 IN Bore
Wiseco Tracker Series Piston Kit, 3.527 in. Bore, 9.5:1 CR
At the end of the day, it’s all about the the freedom riding gives us, which is why Wiseco believes the reliability and performance benefits of forged pistons shouldn’t have to break the budget. Enter Tracker Series, a no-frills line of pistons for Harley-Davidson engines designed to offer the forged strength Wiseco is known for at a mid-level price point. With multiple configurations available for a variety of different Harley engine platforms, Tracker Series pistons will get you to the checkers.
- Proprietary Near-Net Forging technology reduces the amount of finish machining required, offering lower cost without sacrificing strength and longevity
- ArmorFit skirt coating reduces operating friction and increases wear restistance for a better performaning, longer lasting part
- Supplied in kits containing pistons, rings, wrists pins, and circlips all under one part number
- Ring sets include 3mm oil ring assembly, providing better oil control for consistent cylinder lubrication and reduced blow-by resulting in improved durability and performance
Piston #40212P3, Ring Set #3527X, Wrist Pin #S530, CirClip #W5731
Instructions: Enter a value in the un-shaded boxes below as they pertain to your engine.
Note: For pistons BELOW the block @ TDC – value in box must be a POSITIVE number (.000)
Note: For pistons ABOVE the block @ TDC – value in box must be a NEGATIVE number (-.000)
Note: For a DISH piston – value in box must be a POSITIVE number (0.0)
Note: For a DOME piston – value in box must be a NEGATIVE number (-0.0)
Note: Manipulate the DOME/DISH & PISTON to DECK volumes to get the ratio you want.