Wiseco Tracker Piston Kit - EVO Dome BIG Twin 1340 10:1 +.020 — Harley-Davidson (1984-1999)

Wiseco Tracker piston kit for EVO-based Big Twin 1340cc engines, forged with a dome crown and oversized +.020 bore for 10:1 compression. Force-fed pin oiling and ArmorGlide skirt coating reduce friction and scuff risk while delivering reliable street and mild performance riding.

Features

• Forged piston crown with oversized valve pockets
• Precision-fit compression rings for ultimate sealing
• Force-fed piston pin oiling for enhanced lubrication
• ArmorGlide skirt coating reduces friction and scuff resistance
• +.020 oversized bore
• 10:1 compression ratio

Specifications

• Brand: Wiseco
• Manufacturer Part #: K0216P2
• Bore Size: +.020 oversized
• Compression Ratio: 10:1
• Engine Type: EVO Big Twin 1340cc
• Length: 9.5 in
• Width: 4.87 in
• Height: 4 in
• Weight: 2.75 lbs
• Country of Origin: United States of America

Fitment

Fits EVO-based Big Twin 1340cc Harley-Davidson motorcycles.

Frequently Asked Questions

Do I need to buy gasket kits separately?

Yes — gasket kits are sold separately. Order the correct gasket set for your Big Twin engine alongside this piston kit.

What compression ratio does this piston deliver?

10:1 compression ratio, suitable for mild performance builds on stock or slightly ported heads.

Is this piston oversized?

Yes — this is a +.020 oversized piston, requiring 0.020 inches of overbore machine work on your cylinder.

What is ArmorGlide coating?

ArmorGlide is a proprietary skirt coating that reduces friction between the piston and cylinder wall, lowering operating temperature and scuff risk.

Is installation a DIY job?

Piston installation requires engine teardown and cylinder honing. Most riders have this performed by a qualified engine builder or shop.