Attributes

Key Value
Bore (in.)4.125 in.
Bore (mm)104.775mm
BrandDiamond Pistons
Compression Height (in.)1.163 in.
Engine Stroke TypeStock
File FitYes
GaplessNo
Manufacturer's Part.11580-R1-8
NotesPistons are 2618 materi.
Oil Ring MaterialStainless steel
Oil Ring TensionStandard
Oil Ring Thickness3.0mm
Part TypePistons
Pin Diameter (in.)0.925 in.
Piston Head Volume (cc)+3.84cc
Piston MaterialForged aluminum
Piston Ring Thickness1.20mm x 1.20mm x 3.00mm
Piston Rings IncludedYes
Piston StyleFlat top, with two valv.
Product LineDiamond Pistons Competi.
QuantitySold as a kit.
Rod Length6.077 in.
Second Ring Facing Mate.Ductile iron
Second Ring MaterialDuctile iron
Second Ring Thickness1.2mm
Stroke4.000 in.
Summit Racing Part Numb.DPP-11580-R1-8
Top Ring Facing MaterialGas nitrided
Top Ring MaterialDuctile iron
Top Ring Thickness1.2mm
UPC686162203864
Wrist Pin IncludedYes
Wrist Pin Retainers Inc.Yes
Wrist Pin StyleFloating
© 2025 · Data Alchemy · Version 60 · ts:1760052239
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