Icon Premium Piston Set, IC989.STD

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

Year To: 2015

Bore Diameter MM: 108

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

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

Stroke (mm): 95.5

Crown Type: .425" DOME 1V

Year Range: 1963-2015

Bore Diameter IN: 4.25

Compression Height IN: 1.52

Compression Height MM: 38.6

Pin Diameter (in): 0.99

Pin Number: .990x2.750

Oversized: No

Lock: PRG110-3

Intake Valve Depth/Diameter: .275/2.420

Oversize: STD

OE Deck Height: 9.8

Make for Engine Family: General Motors

Base Number: IC989

Year From: 1963

Piston Material: Forged 2618 Alloy

Stroke (in): 3.76

Rod (mm): 162.179

Alloy: 2618

Pin Diameter (mm): 25.1

Pin Configuration: Centered

Rod (in): 6.385