Icon Premium Piston Set, IC993.070

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

Rod (in): 6.385

Alloy: 2618

Stroke (mm): 108

Pin Configuration: Centered

OE Deck Height: 9.8

Stroke (in): 4.25

Base Number: IC993

Make for Engine Family: General Motors

Compression Height MM: 32.3

Compression Height IN: 1.27

Bore Diameter IN: 4.25

Bore Diameter MM: 108

Crown Type: .425" HOLLOW DOME 1V

Rod (mm): 162.179

Pin Diameter (in): 0.99

Year Range: -

Oversized: Yes

Lock: PRG110-3

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

Oversize: .070"

Intake Valve Depth/Diameter: .275/2.420

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

Pin Number: .990x2.750

Pin Diameter (mm): 25.1

Piston Material: Forged 2618 Alloy