Icon Premium Piston Set, IC993.100

ICON Forged Piston - Chevy 489 Rod 6.385 oc Hollow Dome.425 -38cc 1V

Hollow dome. Centered pin. Will fit AFR, RHS, Trick Flow, World, Edelbrock, Brodix, Dart and OE Chevy open chamber heads that are 118cc's or larger. Always check piston to chamber and valves to assure you have adequate operating clearance.

Sold As: Piston Set

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet BB V8 Mark IV

Engine Displacement (Liters): 8

Engine Displacement (cubic inches): 489

Bore Size (in): 4.25

Bore Size (mm): 108

Piston Head Type: Dome

Crown (cc): -38cc

Compression Ratio: 119-12.0

Top Land: 0.34

Pin Type: Press or Floating

Oversized: Yes

Compression Height IN: 1.27

Bore Diameter IN: 4.25

Base Number: IC993

Pin Diameter (mm): 25.1

Stroke (mm): 108

Rod (in): 6.385

Compression Height MM: 32.3

Pin Number: .990x2.750

Ring Pack: 1/16, 1/16, 3/16

Bore Diameter MM: 108

Piston Material: Forged 2618 Alloy

Crown Type: .425" HOLLOW DOME 1V

Alloy: 2618

Oversizes: STD, .030, .040, .060, .070, .100.125

Make for Engine Family: General Motors

Intake Valve Depth/Diameter: .275/2.420

Oversize: 0.1

Stroke (in): 4.25

Pin Diameter (in): 0.99

Year Range: -

Pin Configuration: Centered

Rod (mm): 162.179

Lock: PRG110-3

OE Deck Height: 9.8