OEM quality cast aluminum alloy constructionSome fitments feature pistons with a coating that extends piston life, reduces friction and allows for cooler running enginesIdeal for OEM replacementEconomical with great performance, all in one packageKits include two pistons, wrist pins and clipsAccept OEM or Hastings rings (order separately)
Stroke Length: 3-31/32"
Bore Oversize: +0.050"
Piston Diameter: 3.487"
Bore - Oversize: +0,050"
Bore Size: 3.437"
Compression Ratio: 8.5:1
Piston Material: Aluminum
Product Name: Piston
Riding Style: Street
Units: Pair
Weight: 3.19
Height: 3.97
Length: 7.63
Width: 4.37 
