Wiseco Tracker Piston Kit - 88 TO 95 4.000" Stroke 10.5:1 +.020 — Harley-Davidson (1988-1995)

Wiseco Tracker piston kit for 88-cubic-inch V-twin engines with 4.000" stroke and 10.5:1 compression, oversized +.020". Forged piston crown with ArmorGlide skirt coating reduces friction and scuff risk while force-fed pin oiling ensures reliable lubrication under load.

Features

• Forged piston crown with generous valve pockets for big-valve heads
• Precision fit rings for ultimate sealing
• Force-fed pin oiling for enhanced piston pin lubrication
• ArmorGlide skirt coating reduces friction and improves scuff resistance
• Oversized +.020" bore spec

Specifications

• Brand: Wiseco
• Manufacturer Part #: K0208P2
• Engine Displacement: 88 cubic inches
• Stroke: 4.000"
• Compression Ratio: 10.5:1
• Bore Oversize: +.020"
• Length: 9.5 in
• Width: 4.87 in
• Height: 4 in
• Weight: 2.75 lbs
• Country of Origin: United States of America

Fitment

Fits V-twin motorcycle engines with 88 cubic inches, 4.000" stroke, and 10.5:1 compression ratio. Commonly used in Harley-Davidson and Indian Motorcycle engines of that era.

Frequently Asked Questions

What's included in this piston kit?

The forged piston, precision rings, and pin oiling system. Gasket kits are sold separately.

Can I use this piston with my stock cylinder head?

Check your head's combustion chamber size and valve pocket clearance. The generous valve pockets on this piston are designed for big-valve heads.

Is this a stock replacement or a performance upgrade?

This is a high-quality replacement suitable for both stock rebuilds and performance builds, with ArmorGlide coating for durability and reduced friction.

Do I need to hone my cylinders for the +.020" oversize?

Yes — cylinders must be bored and honed to the +.020" specification for proper ring seal and piston fit.