Brand

Engine Piston Kit | IC789KTD.100

Closed chamber design. Centered pin. Edelbrock and OE heads. Does not fit Mark 6 heads.

ICON Forged Piston Kit - Chevy 489 Stroker 6.385 Rod-20cc OC H-Dome 1V w/ Rings

PDF Documents
Icon2618_Ins.pdf pdf Installation Instruction

Product Specifications

Sold As Complete Piston and Ring Kit
Engine Manufacturer GM
Engine Family Chevrolet BB V8 Mark IV
Year Range -
Bore Diameter IN 4.25
Bore (in) 4.25
Bore Diameter MM 108.0
Bore (mm) 108
Eng. Disp Liters 8.0
Stroke (in) 4.25
Stroke (mm) 108.0
Eng. Disp. Liters 8
Oversized Yes
Eng. Disp. In. 489
Compression Height IN 1.27
Oversize .100
Oversizes STD .030 .040 .060 .070 .100
Rod (in) 6.385
Rod (mm) 162.179
Pin Number .990x2.750
Oe Deck Height 9.8
Compression Height IN 1.27
Pin Configuration Centered
Compression Height MM 32.3
Crown (cc) -20cc
Lock PRG110-3
Compression Ratio 96.5-12.7, 115-10.6, 119-10.2
Crown Type .210" HOLLOW DOME 1V
Pin Type Press or Floating
Pin Diameter (in) .990
Intake Valve Depth/diameter .285/2.300
Alloy 2618
Pin Diameter (mm) 25.1
Alloy Forged 2618 Alloy
Ring Pack 1/16, 1/16, 3/16
Piston Material Forged 2618 Alloy
Top Land .336
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