Attributes

Key Value
Bore (in.)4.252 in.
Bore (mm)108.001mm
BrandDiamond Pistons
Compression Height (in.)1.365 in.
Engine Stroke TypeStock
File FitYes
GaplessNo
Manufacturer's Part.70037-8
NotesPistons are 2618 materi.
Oil Ring MaterialStainless steel
Oil Ring TensionHigh
Oil Ring Thickness4.0mm
Part TypePistons
Pin Diameter (in.)1.040 in.
Piston Head Volume (cc)+0.40cc
Piston MaterialForged aluminum
Piston Ring Thickness1/16 in. x 1/16 in. x 4.
Piston Rings IncludedYes
Piston StyleFlat top, with single v.
Product LineDiamond Pistons Marine .
QuantitySold as a kit.
Rod Length6.695 in.
Second Ring Facing Mate.Ductile iron
Second Ring MaterialDuctile iron
Second Ring Thickness1/16 in.
Stroke4.370 in.
Summit Racing Part Numb.DPP-70037-8
Top Ring Facing MaterialPlasma-moly
Top Ring MaterialDuctile iron
Top Ring Thickness1/16 in.
UPC686162220311
Wrist Pin IncludedYes
Wrist Pin Retainers Inc.Yes
Wrist Pin StyleFloating
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