Icon Premium Piston Set, IC989.125

ICON Forged - Chevy 427 Rod 6.385;489 Rod 6.135 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): 7

Engine Displacement (cubic inches): 427

Bore Size (in): 4.25

Bore Size (mm): 108

Piston Head Type: Dome

Crown (cc): -38cc

Compression Ratio: 119-10.8

Top Land: 0.34

Pin Type: Press or Floating

Rod (in): 6.385

OE Deck Height: 9.8

Piston Material: Forged 2618 Alloy

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

Intake Valve Depth/Diameter: .275/2.420

Base Number: IC989

Crown Type: .425" DOME 1V

Pin Configuration: Centered

Compression Height MM: 38.6

Bore Diameter MM: 108

Compression Height IN: 1.52

Bore Diameter IN: 4.25

Pin Diameter (mm): 25.1

Alloy: 2618

Oversized: Yes

Stroke (mm): 95.5

Oversize: 0.125

Stroke (in): 3.76

Year From: 1963

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

Rod (mm): 162.179

Make for Engine Family: General Motors

Lock: PRG110-3

Year To: 2015

Pin Number: .990x2.750

Pin Diameter (in): 0.99

Year Range: 1963-2015